# Haut.AI Documentation

## Haut.AI

- [Start Here](https://docs.saas.haut.ai/haut.ai/readme.md): Guides, feature references, and API documentation for the Haut.AI SaaS Platform.
- [No-Code App for e-Commerce Businesses](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses.md): Set up a no-code Consumer App for a skincare e-commerce store: brand it, embed it on your website, and connect it to your CRM.
- [Add Product Items to Product Inventory](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/add-product-items-to-product-inventory.md): This page describes how to import your product items to SaaS Product Inventory
- [Bulk Import from Shopify](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/add-product-items-to-product-inventory/bulk-import-from-shopify.md): How to import your whole Shopify catalogue into a Haut.AI product shelf, and what happens when you re-import.
- [Bulk Import from Other Platforms](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/add-product-items-to-product-inventory/bulk-import-from-other-platforms.md): How to bulk import product items from a CSV file when your catalogue does not live in Shopify, using the Haut.AI standard format.
- [Create and Configure Product Shelf](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/create-and-configure-product-shelf.md): This page describes how to connect your product items with skin concern categories of your consumers.
- [Create a Consumer App](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/create-consumer-app.md): This page describes how to setup the Consumer App widget for your e-commerce web store
- [Brand a Consumer App](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/brand-consumer-app.md): This page describes how to adjust the appearance of the Consumer App to match your e-commerce web store experience.
- [Integrate Consumer App to your e-Commerce Website](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-to-your-e-commerce-website.md): This page describes how to integrate the Consumer App as widget to your e-commerce web store.
- [Integrate as Floating Button to Shopify](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-to-your-e-commerce-website/integrate-as-floating-button-to-shopify.md): This page describes how to integrate the Consumer App as widget, available across all pages of your Shopify web store.
- [Customize the color of the Floating Button](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-to-your-e-commerce-website/integrate-as-floating-button-to-shopify/customize-the-color-of-the-floating-button.md): This page describes how to customize the color of the Floating Button.
- [Customize the text of the Floating Button](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-to-your-e-commerce-website/integrate-as-floating-button-to-shopify/customize-the-text-of-the-floating-button.md): This page describes how to customize the text of the Floating Button.
- [Customize the position of the Floating Button](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-to-your-e-commerce-website/integrate-as-floating-button-to-shopify/customize-the-position-of-the-floating-button.md): This page describes how to customize the position of the Floating Button.
- [Change the stack of the order (z-index) of the Floating Button](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-to-your-e-commerce-website/integrate-as-floating-button-to-shopify/change-the-stack-of-the-order-z-index-of-the-floating-button.md): This page describes how to change the z-index of the Floating Button.
- [Integrate as iFrame Section to Shopify](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-to-your-e-commerce-website/integrate-as-iframe-section-to-shopify.md): This page describes how to integrate the Consumer App as widget, available only as a section of single page of your Shopify web store.
- [Known Limitations](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-to-your-e-commerce-website/known-limitations.md): This page describes known limitations that might affect some clients
- [Integrate Consumer App with Klaviyo CRM](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-with-klaviyo-crm.md): This page describes how you can integrate the Consumer App with Klaviyo and send data to the Klaviyo
- [Post-Analysis Communication & Follow-Up Flows](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-with-klaviyo-crm/communications-and-follow-up-flows.md): How a completed analysis becomes an automated email or WhatsApp follow-up — the end-to-end flow, a typical message cadence, and the consent rules.
- [Data Sent to Klaviyo](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-with-klaviyo-crm/data-sent-to-klaviyo.md): What the Klaviyo integration sends after each analysis: the profile fields it syncs and every property on the Skin Analysis Complete event.
- [Create the Proposed Email Template](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-with-klaviyo-crm/create-proposed-email-template.md): Create a ready-to-edit "Your Skin Analysis Results" email template in your connected Klaviyo account with one click.
- [Sending Automated Emails with Skin Analysis Results](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-with-klaviyo-crm/sending-automated-emails-with-skin-analysis-results.md): How to build a Klaviyo flow that emails each user their skin analysis results, from the trigger through to the email template.
- [Sending Automated WhatsApp Messages with Skin Analysis Results](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-with-klaviyo-crm/sending-automated-whatsapp-with-skin-analysis-results.md): How to build a Klaviyo flow that sends skin analysis results over WhatsApp, including templates and the consent check it needs.
- [Build Klaviyo Segments from Skin Analysis Results](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-with-klaviyo-crm/build-klaviyo-segments-from-skin-analysis-results.md): Build a dynamic Klaviyo segment on a skin condition tag such as Poor redness or dry skin type using the hautai\_ profile properties, and keep it updated.
- [Integrate Consumer App with Mailchimp](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-with-mailchimp.md): Connect the Consumer App to Mailchimp so survey contacts land in your audience and each completed analysis can trigger a Customer Journey.
- [Data Sent to Mailchimp](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/integrate-consumer-app-with-mailchimp/data-sent-to-mailchimp.md): What the Mailchimp integration sends: the contact fields it fills, how consent maps to subscription status, and the Skin Analysis Complete event.
- [Switch from the Face Skin Metrics 2.0 to the Face Skin Analysis 3.0](https://docs.saas.haut.ai/haut.ai/quick-start-guides/no-code-app-for-e-commerce-businesses/switch-from-the-face-skin-metrics-2.0-to-the-face-skin-analysis-3.0.md): How to switch your Consumer App from Face Skin Metrics 2.0 to Face Skin Analysis 3.0, what improves, and what changes for your integration.
- [Build Custom App powered by Haut.AI](https://docs.saas.haut.ai/haut.ai/quick-start-guides/build-custom-app-powered-by-haut.ai.md): A step-by-step guide to building your own app on Haut.AI services, from backend setup to image collection and product recommendations.
- [Configure Your App Backend and SaaS for Integration](https://docs.saas.haut.ai/haut.ai/quick-start-guides/build-custom-app-powered-by-haut.ai/configure-your-app-backend-and-saas-for-integration.md): This page describes the necessary steps needed to start building a custom app, powered by Haut.AI
- [Integrate Haut.AI Image Analysis with Your App](https://docs.saas.haut.ai/haut.ai/quick-start-guides/build-custom-app-powered-by-haut.ai/integrate-haut.ai-image-analysis-with-your-app.md): The steps needed to integrate Haut.AI image analysis into your Custom App.
- [Create the Best End-User Experience for Image Collection in Your App](https://docs.saas.haut.ai/haut.ai/quick-start-guides/build-custom-app-powered-by-haut.ai/create-the-best-end-user-experience-for-image-collection-in-your-app.md): This page describes the recommended steps to ensure the best user experience for image collection
- [E2E Anonymization Pipeline](https://docs.saas.haut.ai/haut.ai/quick-start-guides/build-custom-app-powered-by-haut.ai/e2e-anonymization-pipeline.md): This page explains when and how to use Skin Atlas anonymization in a custom app before sending images to Haut.AI SaaS analysis.
- [Integrate Haut.AI Product Recommendation with Your App](https://docs.saas.haut.ai/haut.ai/quick-start-guides/build-custom-app-powered-by-haut.ai/integrate-haut.ai-product-recommendation-with-your-app.md): This page points to the recommended documentation for adding Product Recommendation System 2.0 to your custom app.
- [Good Practices for Making Your App Trustworthy, Effective and Transparent for End-Users](https://docs.saas.haut.ai/haut.ai/quick-start-guides/build-custom-app-powered-by-haut.ai/good-practices-for-making-your-app-trustworthy-effective-and-transparent-for-end-users.md): This page describes the recommended steps to make your app feel and work transparent and effective for end-users
- [Consumer App for Clinics: From Setup to Follow-Up](https://docs.saas.haut.ai/haut.ai/guides/lead-generation-for-clinics.md): How skin and aesthetic clinics use the Consumer App to show visitors their own face results, capture contact details, and book consultations.
- [Set Up Your Clinic's Consumer App](https://docs.saas.haut.ai/haut.ai/guides/lead-generation-for-clinics/set-up-your-clinic-app.md): Create and brand a Consumer App for your clinic, set its language, and configure the compliance and data settings that matter for lead generation.
- [Present Treatments and Consultations](https://docs.saas.haut.ai/haut.ai/guides/lead-generation-for-clinics/present-treatments-and-consultations.md): Decide what your Consumer App offers after the results screen — recommend your treatments and consultations, or collect contacts only.
- [Add a Survey to Collect Visitor Details](https://docs.saas.haut.ai/haut.ai/guides/lead-generation-for-clinics/capture-leads-with-a-survey.md): Add a survey to your Consumer App to collect each visitor's name, email, and phone number, with the consent you need to follow up.
- [Share and Embed the App](https://docs.saas.haut.ai/haut.ai/guides/lead-generation-for-clinics/share-and-embed-the-app.md): Put your Consumer App in front of prospects — share a direct link or QR code, embed it on your clinic website, or run it on a tablet at reception.
- [Send Results by Email and Route Contacts to Your CRM](https://docs.saas.haut.ai/haut.ai/guides/lead-generation-for-clinics/follow-up-and-route-leads.md): Email each visitor their results automatically and send every new contact into your clinic's CRM, booking system, or team chat.
- [Track App Performance with Google Analytics](https://docs.saas.haut.ai/haut.ai/guides/lead-generation-for-clinics/measure-and-optimize.md): Track how your clinic's lead-generation funnel performs with Google Analytics and UTM campaigns, and use returning-visit results to show treatment progress.
- [Consumer Apps](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps.md): How to build a customized skincare product recommendation app on Haut.AI SaaS, with no coding required.
- [iFrame integration](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/iframe-integration.md): This guide explains how to integrate the Consumer App into your website using an iframe and how to forward app-generated events to Google Analytics (GA4).
- [Add and Customize Survey into Consumer App](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/add-and-customize-survey-into-consumer-app.md): This page describes a user journey customization settings to add survey into Consumer App.
- [Configure Advanced Settings](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/configure-advanced-settings.md): This page describes advanced settings, allowing for higher degree of user experience customization.
- [Connect Google Analytics to Your Consumer App](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/connect-google-analytics-to-your-consumer-app.md): How to connect an analytics tracker to a Consumer App so you can collect user analytics from it.
- [Google Analytics Events Reference](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/connect-google-analytics-to-your-consumer-app/google-analytics-events-reference.md): Reference for the GA4 events a Consumer App sends, the properties carried on every event, and what each event records.
- [Google Analytics Events Reference (SkinGPT)](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/connect-google-analytics-to-your-consumer-app/google-analytics-events-reference-skingpt.md): Reference for the GA4 events a SkinGPT Consumer App sends, the properties carried on every event, and what each event records.
- [Send Consumer App Analytics Events to Third-Party Analytics](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/connect-google-analytics-to-your-consumer-app/analytics-event-forwarding-via-postmessage.md): Send Consumer App analytics events from an embedded iframe to third-party analytics tools, with Google Analytics as an example.
- [Forward Parent Page UTM Parameters to the Consumer App](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/connect-google-analytics-to-your-consumer-app/forward-parent-page-utm-parameters.md): Forward UTM parameters from the parent page URL to an embedded Consumer App iframe for Google Analytics campaign attribution.
- [Make Real-Time Data Connection with External Platforms via Webhooks](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/make-real-time-data-connection-with-external-platforms-via-webhooks.md): This section describes different options of Haut.AI integration with external platforms via webhooks
- [Example of Haut.AI SaaS integration with Klaviyo via Zapier](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/make-real-time-data-connection-with-external-platforms-via-webhooks/example-of-haut.ai-saas-integration-with-klaviyo-via-zapier.md): This page describes how to pass data from Haut.AI to Klaviyo via Zapier
- [Example of Haut.AI SaaS integration with Klaviyo via Zapier (with the recommendation system 2.0)](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/make-real-time-data-connection-with-external-platforms-via-webhooks/example-of-haut.ai-saas-integration-with-klaviyo-via-zapier-with-the-recommendation-system-2.0.md): This page describes how to pass data from Haut.AI to Klaviyo via Zapier, including results from Recommendation System 2.0.
- [Integrate Haut.AI SaaS with Monday.com via Zapier](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/make-real-time-data-connection-with-external-platforms-via-webhooks/integrate-haut.ai-saas-with-monday.com-via-zapier.md): This page describes how to pass data from Haut.AI to Monday.com via Zapier
- [Integrate Haut.AI SaaS with Google Sheets via Zapier](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/make-real-time-data-connection-with-external-platforms-via-webhooks/integrate-haut.ai-saas-with-google-sheets-via-zapier.md): This page describes how to pass data from Haut.AI to Google Sheets via Zapier
- [Integrate Haut.AI SaaS with Slack via Zapier](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/make-real-time-data-connection-with-external-platforms-via-webhooks/integrate-haut.ai-saas-with-slack-via-zapier.md): This page describes how to pass data from Haut.AI to Slack via Zapier
- [Specify the User for Consumer App by providing an external user ID](https://docs.saas.haut.ai/haut.ai/haut.ai-features/consumer-apps/specify-the-user-for-consumer-app-by-providing-an-external-user-id.md): This page explains how you can pass your external user IDs to the Consumer App and link them with Haut.AI's user names in the Consumer App
- [Product Recommendation System 1.0 (deprecated)](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-1.0-deprecated.md): The deprecated Recommendation System 1.0: how its no-code product recommendation logic works, and why to move to version 2.0.
- [Product Inventory](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-1.0-deprecated/product-inventory.md): How to store and maintain your product items in the deprecated Recommendation System 1.0.
- [Product Shelf](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-1.0-deprecated/product-shelf.md): What a Product Shelf is in the deprecated Recommendation System 1.0, and how categories and slots match products to skin concerns.
- [Basic Care Category](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-1.0-deprecated/product-shelf/basic-care-category.md): What the Basic Care Category covers, and the slots recommended for aged, oily, dry, and normal skin types.
- [Eye Care Category](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-1.0-deprecated/product-shelf/eye-care-category.md): What the Eye Care Category covers, and the slots recommended for dark circles, eye bags, and pronounced or small eye wrinkles.
- [Special Concerns Category](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-1.0-deprecated/product-shelf/special-concerns-category.md): What the Special Concerns Category covers, and the slots recommended for anti-aging prevention, support therapy, and acne-prone skin.
- [Recommendations View in Consumer App](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-1.0-deprecated/recommendations-view-in-consumer-app.md): This page describes the presentation of product recommendations in Skin Consultant app.
- [Product Recommendation System 2.0](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0.md): Set up product recommendation logic for your Consumer App with no code, or drive it through the Haut.AI API.
- [Switch to the Recommendation System 2.0](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/switch-to-the-recommendation-system-2.0.md): What changes when you switch to Recommendation System 2.0, how shelves and tags carry over, and what happens if you switch back.
- [Product Inventory](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/product-inventory.md): How to store and maintain your product items in Recommendation System 2.0.
- [Product Shelf](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/product-shelf.md): What a Product Shelf is in Recommendation System 2.0, and how to create one from your product list.
- [Product Tags](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/product-tags.md): What Product Tags are, which tags a product needs before it can be recommended, and how automated and manual tagging work.
- [Face Skin Product Tags](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/product-tags/face-skin-product-tags.md): The face skin product tags - category, skin type, sensitive, and concerns - and the values each one accepts.
- [Hair Product Tags](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/product-tags/hair-product-tags.md): The hair product tags - category, hair type, curliness, hair condition, and concerns - and the values each one accepts.
- [Automated Product Tagging](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/product-tags/automated-product-tagging.md): How automated tagging derives product tags from a product name and description, what triggers it, and how the tagging queue behaves.
- [Manual Product Tagging](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/product-tags/manual-product-tagging.md): How to add, change, or delete product tags by hand in Haut.AI SaaS, for a single product or for many products at once.
- [User Tags](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/user-tags.md): What User Tags are, how they are derived from analysis results or user input, and how the Product Recommendation System uses them.
- [Face Skin User Tags](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/user-tags/face-skin-user-tags.md): The face skin user tags - skin type, sensitivity, and concerns - and the skin parameter criteria that assign each one.
- [Hair User Tags](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/user-tags/hair-user-tags.md): The hair user tags - hair type, curliness, hair condition, concerns, and main concern - and how each one is defined.
- [Recommendation Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/recommendation-algorithm.md): How the Product Recommendation System matches products to a user, from skin type filtering through to the sensitivity question.
- [Face Skin Recommendation Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/recommendation-algorithm/face-skin-recommendation-algorithm.md): How the Product Recommendation System picks face skin products from user tags and product tags, and the categories it returns.
- [Hair Recommendation Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/recommendation-algorithm/hair-recommendation-algorithm.md): How the Product Recommendation System matches and ranks hair-care products from hair user tags and hair product tags.
- [Test Recommendations](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/test-recommendations.md)
- [Recommendations View in Consumer App](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/recommendations-view-in-consumer-app.md): How Recommendation System 2.0 presents product recommendations to end users in the Consumer App.
- [Face Skin Recommendations](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/recommendations-view-in-consumer-app/face-skin-recommendations.md): How face skin recommendations appear to an end user in the Consumer App, in both Routine View and List View.
- [Hair Recommendations](https://docs.saas.haut.ai/haut.ai/haut.ai-features/product-recommendation-system-2.0/recommendations-view-in-consumer-app/hair-recommendations.md): How hair recommendations appear to an end user in the Consumer App, in both Routine View and List View.
- [SkinGPT Overview](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skingpt.md): This page describes a feature of Haut.AI SaaS Platform that allows you to simulate skin effects for skincare, aging, and environmental impacts.
- [SkinGPT Models](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skingpt/skingpt-models.md): The two SkinGPT models for generating simulations: the standard model and the high-resolution model.
- [Creating and managing effects](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skingpt/creating-and-managing-effects.md): How to create a product, environment, or procedure effect in SkinGPT, edit its description, and attach it to a dataset.
- [Creating and managing levels](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skingpt/creating-and-managing-levels.md): How to create an effect level in SkinGPT, set its parameters, test it across images, and publish it.
- [Parameters of Simulations](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skingpt/parameters-of-simulations.md): The parameters SkinGPT can simulate - redness, pigmentation, sun spots, uniformness, acne, and lines - and how to combine them.
- [Effects Library](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skingpt/effects-library.md): The ingredient-based effects that ship with SkinGPT, and the intensity levels and time periods available for each one.
- [Algorithms](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms.md): This page describes a feature of Haut.AI SaaS Platform that allows you to perform AI analysis of image data.
- [Algorithm Results](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/algorithm-results.md): How to read algorithm results in Haut.AI SaaS: numerical values and classes, metrics and submetrics, and the visual masks returned per image.
- [Face Metrics 2.0](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0.md): What the Face Metrics 2.0 application covers: the skin health and technical algorithms included, availability, and input requirements.
- [Acne Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/acne-algorithm.md): What the Acne Algorithm measures, the facial areas it covers, and how to read the Acne Score it returns in Face Metrics 2.0.
- [Eye Age Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/eye-age-algorithm.md): What the Eye Age Algorithm estimates from the skin around the eyes, and the metric it returns in Face Metrics 2.0.
- [Eye Area Condition Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/eye-area-condition-algorithm.md): What the Eye Area Condition Algorithm measures under the eyes, the metrics it returns, and the lighting conditions that distort it.
- [Hydration Algorithm (experimental)](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/hydration-algorithm-experimental.md): What the experimental Hydration Algorithm estimates, the metrics it returns, and why hydration readings shift through the day.
- [Lines Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/lines-algorithm.md): What the Lines Algorithm measures, the facial areas it covers, and how to read the Lines Score it returns in Face Metrics 2.0.
- [Perceived Age Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/perceived-age-algorithm.md): What the Perceived Age Algorithm estimates from facial skin, and the metric it returns in Face Metrics 2.0.
- [Pigmentation Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/pigmentation-algorithm.md): What the Pigmentation Algorithm measures, the facial areas it covers, and how to read the Pigmentation Score in Face Metrics 2.0.
- [Pores Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/pores-algorithm.md): What the Pores Algorithm measures, the metrics it returns, and the lighting and resolution an image needs for reliable pore detection.
- [Redness Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/redness-algorithm.md): What the Redness Algorithm measures, the metrics it returns, and how the colour tone of the lighting affects the reading.
- [Skin tone Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/skin-tone-algorithm.md): What the Skin tone Algorithm classifies, and the six skin tone classes it returns in Face Metrics 2.0.
- [Skin type Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/skin-type-algorithm.md): What the Skin type Algorithm determines, the classes it returns, and why a reading can change over the course of a day.
- [Uniformness Algorithm (experimental)](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/uniformness-algorithm-experimental.md): What the experimental Uniformness Algorithm estimates, the metrics it returns, and why foundation and other cosmetics affect it.
- [Quality Algorithm](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-metrics-2-0/quality-algorithm.md): How Haut.AI measures image quality, why it affects the accuracy of analysis, and how to tell whether an image is good enough to analyze.
- [Face Skin Analysis 3.0](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0.md): What Face Skin Analysis 3.0 covers: the parameters included, availability, input requirements, and its dependencies on other applications.
- [Breakouts](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/breakouts.md): What the Breakouts parameter detects, the facial areas and lesion types it covers, and how to read the scores and grades it returns.
- [Acne Inflammation](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/breakouts/acne-inflammation.md): What the Acne Inflammation parameter detects, the facial areas it covers, and how to read the grades it returns.
- [Post-acne Hyperpigmentation](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/breakouts/post-acne-hyperpigmentation.md): What the Post-acne Hyperpigmentation parameter detects, the facial areas it covers, and how to read the grades it returns.
- [Papules](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/breakouts/papules.md): What the Papules parameter detects, the facial areas it covers, and how to read the grades it returns.
- [Pustules](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/breakouts/pustules.md): What the Pustules parameter detects, the facial areas it covers, and how to read the grades it returns.
- [Pimples](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/breakouts/pimples.md): What the Pimples parameter detects, the facial areas it covers, and how to read the grades it returns.
- [Dark Circles](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/dark-circles.md): What the Dark Circles parameter detects under the eyes, and how to read the scores, grades, and condition tags it returns.
- [Eyes Age](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/eyes-age.md): What the Eyes Age parameter predicts from the skin around the eyes, and the whole-face and per-eye ages it returns.
- [Under Eye Puffiness](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/under-eye-puffiness.md): What the Under Eye Puffiness parameter detects around the eyes, and how to read the scores, grades, and condition tags it returns.
- [ITA](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/ita.md): How the ITA parameter classifies skin tone using the Individual Typology Angle, and the six categories it sorts skin colour into.
- [Lines](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/lines.md): What the Lines parameter measures, the facial areas and line types it covers, and how to read the scores and grades it returns.
- [Deep Lines](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/lines/deep-lines.md): What the Deep Lines parameter measures, and the scores, grades, line counts, and masks it returns in Face Skin Analysis 3.0.
- [Fine Lines](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/lines/fine-lines.md): What the Fine Lines parameter measures, and the scores, grades, line counts, and masks it returns in Face Skin Analysis 3.0.
- [Forehead Lines](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/lines/forehead-lines.md): What the Forehead Lines parameter measures, why these horizontal lines form, and how to read the grades it returns.
- [Lip Lines](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/lines/lip-lines.md): What the Lip Lines parameter measures around the mouth, why perioral lines form, and how to read the grades it returns.
- [Marionette Lines](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/lines/marionette-lines.md): What the Marionette Lines parameter measures from the corners of the mouth to the jawline, and how to read its scores and grades.
- [Nasolabial Wrinkles](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/lines/nasolabial-wrinkles.md): What the Nasolabial Wrinkles parameter measures between the nose and the corners of the mouth, and how to read the grades it returns.
- [Glabellar Lines](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/lines/glabellar-lines.md): What the Glabellar Lines parameter measures between the eyebrows, why frown lines form, and how to read the grades it returns.
- [Under Eye Lines](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/lines/under-eye-lines.md): What the Under Eye Lines parameter measures, why lines form in this delicate area, and how to read the grades it returns.
- [Crow's Feet Lines](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/lines/crow-s-feet-lines.md): What the Crow's Feet Lines parameter measures at the outer corners of the eyes, and how to read the grades it returns.
- [Eye Lines](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/lines/eye-lines.md): What the Eye Lines parameter measures across crow's feet and under-eye lines, and how to read the scores and grades it returns.
- [Perceived Age](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/perceived-age.md): What the Perceived Age parameter evaluates from wrinkles, sagging, and pigmentation, and the age range it predicts.
- [Pigmentation](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/pigmentation.md): What the Pigmentation parameter measures, the facial areas and pigmentation types it covers, and how to read its scores and grades.
- [Freckles](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/pigmentation/freckles.md): What the Freckles parameter detects, how it separates freckles from other pigmentation, and the density it reports per facial region.
- [Moles](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/pigmentation/moles.md): What the Moles parameter detects, the facial regions it counts moles in, and the output it returns in Face Skin Analysis 3.0.
- [Melasma](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/pigmentation/melasma.md): What the Melasma parameter assesses, where these patches typically appear, and the output it returns in Face Skin Analysis 3.0.
- [Sun Spots](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/pigmentation/sun-spots.md): What the Sun Spots parameter detects, why solar lentigines matter when assessing sun damage, and how to read its scores and grades.
- [Pores](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/pores.md): What the Pores parameter counts, the facial zones and size categories it reports on, and how to read its scores and grades.
- [Enlarged Pores](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/pores/enlarged-pores.md): What the Enlarged Pores parameter counts, the area threshold that separates them from all visible pores, and the output it returns.
- [Quality](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/quality.md): What the Quality parameter checks in an uploaded image - positioning, lighting, resolution, occlusions - and the score it returns.
- [Redness](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/redness.md): What the Redness parameter measures, the facial areas it covers, how to read its scores and grades, and what the mask colours mean.
- [Irritation](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/redness/irritation.md): What the Irritation parameter measures in facial skin, and how to read the scores, grades, and condition tags it returns.
- [Sagging](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/sagging.md): What the Sagging parameter measures, the facial areas it covers, and how to read the scores and grades it returns.
- [Jowls](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/sagging/jowls.md): What the Jowls parameter detects along the jawline, and how to read the grades and condition tags it returns.
- [Lacrimal Grooves](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/sagging/lacrimal-grooves.md): What the Lacrimal Grooves parameter analyzes below the inner corner of the eye, and how to read its scores and grades.
- [Skin Tone](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/skin-tone.md): How the Skin Tone parameter classifies facial skin using a modified Monk skin tone scale, and the classes it returns.
- [Skin Type](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/skin-type.md): What the Skin Type parameter determines from sebum and moisture levels, and the T-zone, U-zone, and whole-face classes it returns.
- [Uniformness](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/uniformness.md): What the Uniformness parameter measures about how evenly skin colour is distributed, and how to read its scores, grades, and mask.
- [Hydration](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/face-skin-analysis-3-0/hydration.md): What the Hydration parameter estimates, the facial areas it covers, how to read its scores and grades, and how to interpret its mask.
- [Body Skin Analysis Reference](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis.md): What Body Skin Analysis covers: the parameters included, how body regions are detected, which metrics report per region, and availability.
- [Barrier Impairment](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/barrier-impairment.md): What the Barrier Impairment parameter estimates on body skin, and how to read the scores, grades, and tags it returns.
- [Breakouts](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/breakouts.md): What the Breakouts parameter detects on body skin such as the back, chest, and shoulders, and how to read its scores and grades.
- [ITA](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/ita.md): How the ITA parameter classifies body skin tone using the Individual Typology Angle, and the six categories it returns.
- [Lines](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/lines.md): What the Lines parameter estimates on body skin, the line density it measures, and how to read the scores and grades it returns.
- [Macroscaling](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/macroscaling.md): What the Macroscaling parameter detects on body skin — plaque-like patches of retained skin cells — and how it differs from microscaling.
- [Microscaling](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/microscaling.md): What the Microscaling parameter detects on body skin — fine surface flaking — and the output it returns.
- [Monk Skin Tone](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/monk-skin-tone.md): How the Monk Skin Tone parameter classifies body skin tone into 7 grades, and how it differs from the score-derived parameters.
- [Pigmentation](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/pigmentation.md): What the Pigmentation parameter estimates on body skin, including dark spots and post-inflammatory marks, and how to read its scores.
- [Redness](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/redness.md): What the Redness parameter estimates on body skin, and how to read the scores, grades, and tags it returns.
- [Sagging](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/sagging.md): What the Sagging parameter measures on the neck, and the 5-grade laxity scale it uses, aligned with the IBSA photographic scale.
- [Thickening](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/thickening.md): What the Thickening parameter detects on body skin, such as the rough texture of keratosis pilaris, and the output it returns.
- [Uniformness](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/uniformness.md): What the Uniformness parameter measures about colour evenness on body skin, and how to read its scores, grades, and tags.
- [Regions & Metrics](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/body-skin-analysis/regions-and-metrics.md): The body regions Haut.AI detects, which metric reports a result for each, and how a region is told apart from noise.
- [Acne Pro](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/acne-pro.md): What the Acne Pro application detects, the acne types it distinguishes, and the limits of the results it returns.
- [Pigmentation Pro](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/pigmentation-pro.md): What the Pigmentation Pro application detects about melasma, the metrics it returns, and the limits of the results.
- [Recommendation System 2.0](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/recommendation-system-2.0.md): What Recommendation System 2.0 does, how it pairs face analysis with large language models to personalize suggestions, and where it runs.
- [Recommendation System (legacy)](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/recommendation-system-legacy.md): What the legacy Recommendation System covers, why it is being deprecated, and how to move over to Recommendation System 2.0.
- [Skin Atlas](https://docs.saas.haut.ai/haut.ai/haut.ai-features/algorithms/skin-atlas.md): What Skin Atlas does, how it fits into a workflow alongside LIQA and Face Skin Analysis 3.0, and when to reach for it.
- [Datasets](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets.md): This page explains how Datasets help you organize end-user images, review AI results, and turn analysis data into business insight.
- [Subjects](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets/subjects.md): What a Subject is in Haut.AI SaaS, and how grouping one person's images under a Subject lets you track how their metrics change.
- [Data Retention](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets/data-retention.md): Set how long a dataset keeps photos, metrics and results, and survey answers, and what is deleted when you remove a subject or a photo.
- [Analytics](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets/analytics.md): This page explains how the Analytics view turns dataset results into audience insights, cohort summaries, and quality checks.
- [Export an Audience Segment to Klaviyo](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets/export-audience-segment-to-klaviyo.md): How to send a Personas segment from a dataset's Analytics view to a Klaviyo static list, and how to read the exported, skipped, and failed counts.
- [Webhooks](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets/webhooks.md)
- [Images](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets/images.md)
- [Export Results as CSV file](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets/csv-file-with-raw-statistics.md): How to export analysis results as a CSV file from the Haut.AI SaaS interface or the API, and what each field in the file contains.
- [Different Visualisations of Analysis Results](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets/get-a-report.md): The ways to review dataset analysis results in Haut.AI SaaS - graphs, masks, PDF reports, anonymized samples - and how to reach each one.
- [Graphs and masks](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets/get-a-report/graphs-and-masks.md): How to open a report on a subject or on a single photo in a dataset, and read the graphs and masks it shows.
- [PDF reports](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets/get-a-report/pdf-reports.md): What a Haut.AI PDF report contains, how analysis results and product recommendations appear in it, and how to add your own branding.
- [Branded PDF reports](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets/get-a-report/branded-pdf-reports.md): How to create a branding template in Haut.AI SaaS and apply it to the PDF reports generated for a dataset.
- [Anonymization options](https://docs.saas.haut.ai/haut.ai/haut.ai-features/datasets/get-a-report/anonymized-skin-samples.md): How to download anonymized images from a dataset, including blocked-eyes images and the skin samples generated from a photo.
- [Studies](https://docs.saas.haut.ai/haut.ai/haut.ai-features/studies.md): This page describes a feature of Haut.AI SaaS Platform that allows you to perform a remote studies of treatment effects with your participants
- [Create New Study](https://docs.saas.haut.ai/haut.ai/haut.ai-features/studies/step-1.md): This page describes a process of Study creation and properties of study
- [Launch Study](https://docs.saas.haut.ai/haut.ai/haut.ai-features/studies/step-6.md): This page describes a process of preparing the Study for launch and launching the study.
- [Export Study Results](https://docs.saas.haut.ai/haut.ai/haut.ai-features/studies/get-the-results.md): This page describes a process of exporting Study results.
- [Study Interface for Participants](https://docs.saas.haut.ai/haut.ai/haut.ai-features/studies/participants-point-of-view.md): What a study looks like to a participant, from entering the PIN code through the survey, instructions, and photo capture.
- [LIQA](https://docs.saas.haut.ai/haut.ai/haut.ai-features/liqa.md): What LIQA smart camera does, which devices and browsers it supports, and how to create, copy, and delete LIQA license keys in SaaS.
- [Skin.Chat Overview](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skin.chat.md): This page provides a general overview of Skin.Chat, its purpose, and available functionality.
- [Supported Integrations & Capabilities](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skin.chat/supported-integrations-and-capabilities.md): This page provides an overview of the platforms, channels, and capabilities supported by Skin.Chat.
- [Website Integration Guide](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skin.chat/website-integration-guide.md): How to add Skin.Chat to your website with ready-to-use web components, with no backend development required.
- [Shopify-specific integration](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skin.chat/shopify-specific-integration.md): How to add the Skin.Chat script to a Shopify store, through the theme's section tool or the main theme file.
- [React Native Integration (WebView)](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skin.chat/react-native-integration-webview.md): This page provides a high-level overview of how Skin.Chat can be integrated into a React Native application.
- [First-Party Data Collected by Skin.Chat](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skin.chat/first-party-data-collected-by-skin.chat.md): This page describes what first-party data (FPD) SkinChat collects during user interactions and how this data is used.
- [Managing Skin.Chat in the SaaS Dashboard](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skin.chat/how-to-create-skin.chat.md): This page explains how to create, clone, rename, and delete Skin.Chat instances in the SaaS admin panel.
- [Configuring Prompts & Tone of Voice](https://docs.saas.haut.ai/haut.ai/haut.ai-features/skin.chat/configuring-prompts-and-tone-of-voice.md): This page explains how to configure Skin.Chat prompts and communication style using the Tone of Voice settings in the Skin.Chat SaaS admin panel.
- [Upload Images](https://docs.saas.haut.ai/haut.ai/haut.ai-features/upload-photos.md): This page describes a feature of Haut.AI SaaS Platform that allows you to quickly upload any image for analysis.
- [Simple Mode for Photo Upload Interface](https://docs.saas.haut.ai/haut.ai/haut.ai-features/upload-photos/simple-mode.md): How to upload a photo in Simple mode, and set the dataset, subject, and capture date it belongs to.
- [Advanced Mode for Photo Upload Interface](https://docs.saas.haut.ai/haut.ai/haut.ai-features/upload-photos/advanced-mode.md): How to upload photos in Advanced mode: pick a dataset, group images into sessions, and set the face side for each image.
- [Smart Uploader (beta)](https://docs.saas.haut.ai/haut.ai/haut.ai-features/upload-photos/smart-uploader-beta.md): How Smart Uploader parses metadata from filenames during a bulk upload, and the notation rules and pattern syntax it accepts.
- [Login and authentication](https://docs.saas.haut.ai/haut.ai/administration/login-and-authentication.md): This page describes the authentication methods available to Haut.AI SaaS users
- [Sign in after the authentication security update](https://docs.saas.haut.ai/haut.ai/administration/login-and-authentication/sign-in-after-security-update.md): How to sign in to Haut.AI SaaS when password-based login is not available for your account.
- [Switch account](https://docs.saas.haut.ai/haut.ai/administration/login-and-authentication/switch-account.md): How to switch between company accounts in Haut.AI SaaS.
- [Set up OIDC SSO](https://docs.saas.haut.ai/haut.ai/administration/login-and-authentication/set-up-oidc-sso.md): Single Sign On (SSO) allows users to log in to many applications or websites using an identity provider.
- [Set up a passkey](https://docs.saas.haut.ai/haut.ai/administration/login-and-authentication/set-up-a-passkey.md): How to register a passkey for your Haut.AI SaaS account and sign in with your device instead of your email.
- [Data Protection and Compliance](https://docs.saas.haut.ai/haut.ai/legal/legal.md): This page collects an upper level information covering legal aspects of using Haut.AI services as a client.
- [Service License Agreement (SLA) and Maintenance](https://docs.saas.haut.ai/haut.ai/legal/service-license-agreement-sla-and-maintenance.md): This page collects an upper level information covering maintenance-related questions about Haut.AI Services
- [Support](https://docs.saas.haut.ai/haut.ai/legal/support.md): This page collects an upper level information covering support by Haut.AI
- [Authentication and Token Management](https://docs.saas.haut.ai/haut.ai/developers/authentication-and-token-management.md): How to authenticate against the Haut.AI API with a JWT bearer token, manage your API keys, and handle an expired or invalid key.
- [Pagination](https://docs.saas.haut.ai/haut.ai/developers/pagination.md): How to page through large Haut.AI API responses with the page and page\_size query parameters, and what the response returns.
- [Errors](https://docs.saas.haut.ai/haut.ai/developers/errors.md): The error format the Haut.AI API returns, the validation, client, and server error types you can hit, and how to handle each.
- [SaaS API Overview](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview.md): Overview of the Haut.AI SaaS API: endpoints for datasets, algorithms, subjects, and product recommendations, plus how deprecation works.
- [API for Datasets](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-datasets.md): This page contains description of datasets management via API.
- [API for CSV Export from Dataset](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-datasets/api-for-csv-export-from-dataset.md): This page contains description how to manage CSV exports via API.
- [API for Body Datasets](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-datasets/api-for-body-datasets.md): The full API flow for body analysis: create a body dataset and subject, attach the application, upload an image, and collect results.
- [API for Algorithm Applications](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-algorithm-applications.md): This page contains description of algorithms applications management via API.
- [API for Face Metrics 2.0](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0.md): API reference for Face Metrics 2.0: the algorithms included, the generic response scheme, and how to fetch metrics, submetrics, and masks.
- [Generic Algorithm Metric Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/output-overview.md): This page explains the output of the API
- [Acne Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/acne.md): Haut.AI provides an AI algorithm that estimates acne-like spots for different facial areas and the whole face.
- [Eye Age Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/eye-age.md): Haut.AI provides an AI algorithm that estimates the age in years of a particular face based on the eye area only.
- [Eye Area Condition Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/eye-bags-eye-circles-and-lacrimal-grooves.md): Haut.AI provides a set of AI algorithms that estimate the condition of the skin in the eye area.
- [Hydration Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/hydration.md): Result scheme for the Hydration algorithm in Face Metrics 2.0: the area, main metric, sub-metric, and mask fields, with a JSON example.
- [ITA (Individual Typology Angle) Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/skintone.md): Haut.AI provides a computer vision algorithm that evaluates the skin tone of different facial areas and the whole face.
- [Lines Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/wrinkles.md): Haut.AI provides an AI algorithm that estimates lines-like objects in different facial areas and the whole face.
- [Perceived Age Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/age.md): Haut.AI provides an AI algorithm that estimates the age in years of a particular face.
- [Pigmentation Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/pigmentation.md): Haut.AI provides an AI algorithm that estimates pigmented spots for different facial areas and the whole face.
- [Pores Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/pores.md): Haut.AI provides an AI algorithm that estimates pores in different facial areas and the whole face.
- [Redness Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/redness.md): Haut.AI provides AI algorithms that analyze the overall skin redness and skin irritation for different facial areas and for the whole face.
- [Skin tone Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/skintone_classification.md): Haut.AI provides an AI algorithm that evaluates the skin tone
- [Skin type Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/skin-type-result-scheme.md): Result scheme for the Skin type algorithm in Face Metrics 2.0: the area and mask fields, and the four classes the main metric returns.
- [Uniformness Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/uniformness.md): Haut.AI provides AI algorithms that analyze the skin uniformness of different facial areas and the whole face.
- [Technical Algorithms Results](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/technical-algorithms-results.md): Response schemes for the technical algorithms in Face Metrics 2.0, including the image quality results returned alongside skin parameters.
- [Image Quality Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/technical-algorithms-results/image-quality.md): How the image quality algorithm scores a selfie, and the quality properties, problems, and feedback fields it returns.
- [Facial Hair Attributes Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/technical-algorithms-results/facial-hair-attributes-result-scheme.md): Haut.AI provides an AI algorithm that segments facial hair of different types.
- [Facial Landmarks Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/technical-algorithms-results/facial-landmarks.md): Result scheme for the Facial Landmarks algorithm in Face Metrics 2.0, which returns a vectorized mask of 53 predefined face points.
- [Deprecated Algorithms Response Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/deprecated-algorithms-response-scheme.md): Response schemes for the deprecated Face Metrics 2.0 algorithms, kept for reference while you migrate to Face Skin Analysis 3.0.
- [Sagging Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/deprecated-algorithms-response-scheme/sagging.md): Haut.AI provides an AI algorithm that evaluates the condition of nasolabial folds.
- [Translucency Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/deprecated-algorithms-response-scheme/translucency.md): Haut.AI provides an AI algorithm that evaluates skin luminosity.
- [Wrinkles Response Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-metrics-2.0/deprecated-algorithms-response-scheme/wrinkles.md): Haut.AI provides an AI algorithm that estimates wrinkles in different facial areas and the whole face.
- [API for Face Skin Analysis 3.0](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0.md): API reference for Face Skin Analysis 3.0: the parameters it covers and how to fetch scores, masks, and predicted images after calculation.
- [API for Images](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/api-for-images.md): How to upload photos to Haut.AI over the API, send an image batch for computation, and fetch the results per algorithm application.
- [Predicted images](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/api-for-images/predicted-images.md): This page contains a description of how to get predicted images via the API for the Face Skin Analysis 3.0
- [API for Masks](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/api-for-images/api-for-masks.md): How to retrieve detection masks from the Face Skin Analysis 3.0 Results API, which image to pair each mask with, and how to render SVG and PNG overlays.
- [Visualize masks in Flutter](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/api-for-images/visualize-masks-in-flutter.md): Flutter example for overlaying a Face Skin Analysis 3.0 SVG mask on its matching face image, with a runnable DartPad playground.
- [Best practices](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/api-for-images/best-practices.md): How to build a Face Skin Analysis 3.0 integration that tolerates new algorithms appearing in the results, with Python, JavaScript, and TypeScript examples.
- [Move to the Face Skin Analysis 3.0 Upload Flow](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/move-to-the-face-skin-analysis-3.0-upload-flow.md): A plain-language walkthrough for moving photo uploads and results from the old API to Face Skin Analysis 3.0.
- [Migrate from Face Skin Metrics 2.0 to Face Skin Analysis 3.0](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/migrate-from-face-skin-metrics-2.0-to-face-skin-analysis-3.0.md): What changed between Face Skin Metrics 2.0 and Face Skin Analysis 3.0, and how to migrate your integration to the new version.
- [Breakouts Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/breakouts.md): Result scheme for the Breakouts parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, and mask fields, with a JSON example.
- [Acne Inflammation Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/breakouts/acne-inflammation.md): Result scheme for the Acne Inflammation parameter in the Face Skin Analysis 3.0 API: the algorithm, grade, density, area, and mask fields.
- [Pimples Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/breakouts/pimples.md): Result scheme for the Pimples parameter in the Face Skin Analysis 3.0 API: the algorithm, grade, amount, area, and mask fields.
- [Papules Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/breakouts/papules.md): Result scheme for the Papules parameter in the Face Skin Analysis 3.0 API: the algorithm, grade, amount, area, and mask fields.
- [Pustules Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/breakouts/pustules.md): Result scheme for the Pustules parameter in the Face Skin Analysis 3.0 API: the algorithm, grade, amount, area, and mask fields.
- [Post-acne Hyperpigmentation Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/breakouts/post-acne-hyperpigmentation.md): Result scheme for the Post-acne Hyperpigmentation parameter in the Face Skin Analysis 3.0 API: the algorithm, grade, density, area, and mask fields.
- [Dark Circles Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/dark-circles.md): Result scheme for the Dark Circles parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, area, and mask fields.
- [Eyes Age Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/eyes-age.md): Result scheme for the Eyes Age parameter in the Face Skin Analysis 3.0 API: the algorithm, eyes\_age, and area fields, with a JSON example.
- [Under Eye Puffiness Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/under-eye-puffiness.md): Result scheme for the Under Eye Puffiness parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, and mask fields.
- [ITA Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/ita.md): Result scheme for the ITA parameter in the Face Skin Analysis 3.0 API: the ita value, L, a and b channels, classification, and area fields.
- [Lines Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/lines.md): Result scheme for the Lines parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, areas, and mask fields.
- [Deep Lines Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/lines/deep-lines.md): Result scheme for the Deep Lines parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, area, and mask fields.
- [Fine Lines Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/lines/fine-lines.md): Result scheme for the Fine Lines parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, area, and mask fields.
- [Forehead Lines Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/lines/forehead-lines.md): Result scheme for the Forehead Lines parameter in the Face Skin Analysis 3.0 API, including the deep and fine line counts, lengths, and masks.
- [Lip Lines Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/lines/lip-lines.md): Result scheme for the Lip Lines parameter in the Face Skin Analysis 3.0 API, including the deep and fine line counts, lengths, and masks.
- [Marionette Lines Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/lines/marionette-lines.md): Result scheme for the Marionette Lines parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, and mask fields.
- [Nasolabial Wrinkles Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/lines/nasolabial-wrinkles.md): Result scheme for the Nasolabial Wrinkles parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, and mask fields.
- [Glabellar Lines Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/lines/glabellar-lines.md): Result scheme for the Glabellar Lines parameter in the Face Skin Analysis 3.0 API, including the deep and fine line counts, lengths, and masks.
- [Under Eye Lines Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/lines/under-eye-lines.md): Result scheme for the Under Eye Lines parameter in the Face Skin Analysis 3.0 API, including the deep and fine line counts, lengths, and masks.
- [Crow's Feet Lines Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/lines/crow-s-feet-lines.md): Result scheme for the Crow's Feet Lines parameter in the Face Skin Analysis 3.0 API, including the deep and fine line counts, lengths, and masks.
- [Eye Lines Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/lines/eye-lines.md): Result scheme for the Eye Lines parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, mask, amount, and length fields.
- [Perceived Age Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/perceived-age.md): Result scheme for the Perceived Age parameter in the Face Skin Analysis 3.0 API, which returns the algorithm and a single age value.
- [Pigmentation Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/pigmentation.md): Result scheme for the Pigmentation parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, and mask fields, with a JSON example.
- [Freckles Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/pigmentation/freckles.md): Result scheme for the Freckles parameter in the Face Skin Analysis 3.0 API: the algorithm, density, area, and mask fields.
- [Moles Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/pigmentation/moles.md): Result scheme for the Moles parameter in the Face Skin Analysis 3.0 API: the algorithm, amount, area, and mask fields.
- [Melasma Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/pigmentation/melasma.md): Result scheme for the Melasma parameter in the Face Skin Analysis 3.0 API: the algorithm, density, area, and mask fields.
- [Sun Spots Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/pigmentation/sun-spots.md): Result scheme for the Sun Spots parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, density, area, and mask fields.
- [Pores Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/pores.md): Result scheme for the Pores parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, amount, and area fields.
- [Enlarged Pores Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/pores/enlarged-pores.md): Result scheme for the Enlarged Pores parameter in the Face Skin Analysis 3.0 API: the algorithm, amount, area, and mask fields.
- [Redness Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/redness.md): Result scheme for the Redness parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, and mask fields, with a JSON example.
- [Irritation Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/redness/irritation.md): Result scheme for the Irritation parameter in the Face Skin Analysis 3.0 API, which returns the algorithm, a grade, and a score.
- [Sagging Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/sagging.md): Result scheme for the Sagging parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, and mask fields, with a JSON example.
- [Jowls Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/sagging/jowls.md): Result scheme for the Jowls parameter in the Face Skin Analysis 3.0 API, which returns the algorithm, a tag, and a grade.
- [Lacrimal Grooves Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/sagging/lacrimal-grooves.md): Result scheme for the Lacrimal Grooves parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, score, grade, and mask fields.
- [Skin Type Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/skin-type.md): Result scheme for the Skin Type parameter in the Face Skin Analysis 3.0 API: the algorithm, classification, and area fields.
- [Skin Tone Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/skin-tone.md): Result scheme for the Skin Tone parameter in the Face Skin Analysis 3.0 API, which returns the algorithm and a tone classification.
- [Uniformness Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/uniformness-parameter-result-scheme.md): Result scheme for the Uniformness parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, area, and mask fields.
- [Hydration Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/hydration.md): Result scheme for the Hydration parameter in the Face Skin Analysis 3.0 API: the algorithm, tag, grade, score, and mask fields.
- [Quality Parameter Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-face-skin-analysis-3.0/quality.md): Result scheme for the Quality parameter in the Face Skin Analysis 3.0 API, which returns the algorithm and an image quality result.
- [API for Pigmentation Pro](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-pigmentation-pro.md): Use this app to analyse pigmentation conditions. The algorithm distinguishes between 4 different pigmentation manifestations, such as freckles, moles, solar and age spots, melasma-like.
- [Freckles Results Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-pigmentation-pro/freckles-results-scheme.md): Result scheme for the Freckles algorithm in the Pigmentation Pro API: the density metric it returns and the mask it produces.
- [Moles Results Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-pigmentation-pro/moles-results-scheme.md): Result scheme for the Moles algorithm in the Pigmentation Pro API: the metric it returns and the mask it produces.
- [Melasma Results Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-pigmentation-pro/melasma-results-scheme.md): Result scheme for the Melasma algorithm in the Pigmentation Pro API: the density metric it returns and the mask it produces.
- [Solar Pigmentation Results Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-pigmentation-pro/solar-pigmentation-results-scheme.md): Result scheme for the Solar Pigmentation algorithm in the Pigmentation Pro API: the density metric it returns and the mask it produces.
- [API for Acne Pro](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-acne-pro.md): Use this application to analyze acne conditions. The algorithm distinguishes between 4 different acne manifestations, such as papules, pustules, acne inflammation and post-acne hyperpigmentation.
- [Acne Class Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-acne-pro/acne-class-result-scheme.md): Result scheme for the Acne Class algorithm in the Acne Pro API: how to filter for it, how to confirm the calculation succeeded, and why it returns no masks.
- [Acne Inflammation Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-acne-pro/acne-inflammation-result-scheme.md): Result scheme for the Acne Inflammation algorithm in the Acne Pro API: how to filter for it, check the calculation, and read its vectorised masks.
- [Papules Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-acne-pro/papules-result-scheme.md): Result scheme for the Papules algorithm in the Acne Pro API: how to filter for it, check the calculation, and read its vectorised masks.
- [Post-inflammatory Hyperpigmentation Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-acne-pro/post-inflammatory-hyperpigmentation-result-scheme.md): Result scheme for the Post-inflammatory Hyperpigmentation algorithm in the Acne Pro API: filtering, checking the calculation, and reading its masks.
- [Pustules Result Scheme](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-acne-pro/pustules-result-scheme.md): Result scheme for the Pustules algorithm in the Acne Pro API: how to filter for it, check the calculation, and read its vectorised masks.
- [API for Recommendation System 2.0](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-recommendation-system-2.0.md): The Recommendation System 2.0 application API returns recommendations as a routine to address user's identified skin conditions.
- [API for Recommendation System 1.0 (deprecated)](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-recommendation-system-1.0-deprecated.md): The Recommendation Engine application API returns cosmetics products for conditions within three main skincare groups: basic care, eye care, and additional care.
- [Care Groups](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-recommendation-system-1.0-deprecated/care-groups.md): Care groups contain the results of the skincare categories according to the rules set in the Face Skin Metrics 2.0 application algorithms.
- [Products](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-recommendation-system-1.0-deprecated/products.md): Products includes recommended cosmetics products based on the results of the skincare categories.
- [API for Products Recommendation 1.0 (deprecated)](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-products-recommendation-1.0-deprecated.md): This page contains description how to fetch products recommendation via API.
- [API for Hair Metrics 2.0](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0.md): Use the Hair app to analyze hair color, uniformness, curliness, frizziness, hair volume, hair length, and hair condition metrics.
- [Hair Segmentation](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/hair-segmentation.md): Haut.AI provides an AI algorithm that returns a hair mask and segmented hair images.
- [Frizziness](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/frizziness.md): Haut.AI provides an AI algorithm that estimates hair's frizziness level. Response scheme for Hair Metrics 2.0.
- [Curliness](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/curliness.md): Haut.AI provides an AI algorithm that estimates hair curliness. Response scheme for Hair Metrics 2.0.
- [Density](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/density.md): Haut.AI provides an AI algorithm that estimates the level of hair density.
- [Color Uniformness](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/color-uniformness.md): Haut.AI provides an AI algorithm that estimates the level of uniformness in hair color. Response scheme for Hair Metrics 2.0.
- [Coloring](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/coloring.md): Haut.AI provides an AI algorithm that estimates hair coloring.
- [Length](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/length.md): Haut.AI provides an AI algorithm that estimates hair length. Response scheme for Hair Metrics 2.0.
- [Volume](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/volume.md): Haut.AI provides an AI algorithm that estimates hair volume. Response scheme for Hair Metrics 2.0.
- [Color](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/color.md): Result scheme for the hair Color metric in Hair Metrics 2.0: the area, main metric, sub-metric, and mask fields it returns.
- [Deprecated Version 1.0](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/deprecated-version-1.0.md): Response schemes for the deprecated Hair Metrics 1.0 application, kept for reference while you migrate to Hair Metrics 2.0.
- [Frizziness](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/deprecated-version-1.0/frizziness.md): Haut.AI provides an AI algorithm that estimates hair's frizziness level. Response scheme for the deprecated Hair Metrics 1.0.
- [Hair Color](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/deprecated-version-1.0/hair-color.md): Haut.AI provides an AI algorithm that estimates hair color.
- [Hair Color Uniformness](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/deprecated-version-1.0/hair-color-uniformness.md): Haut.AI provides an AI algorithm that estimates the level of uniformness in hair color. Response scheme for the deprecated Hair Metrics 1.0.
- [Hair Length](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/deprecated-version-1.0/hair-length.md): Haut.AI provides an AI algorithm that estimates hair length. Response scheme for the deprecated Hair Metrics 1.0.
- [Hair Curliness](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/deprecated-version-1.0/hair-curliness.md): Haut.AI provides an AI algorithm that estimates hair curliness. Response scheme for the deprecated Hair Metrics 1.0.
- [Hair Volume](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-hair-metrics-2.0/deprecated-version-1.0/hair-volume.md): Haut.AI provides an AI algorithm that estimates hair volume. Response scheme for the deprecated Hair Metrics 1.0.
- [API for Beautification (deprecated)](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/beautification-application.md): Use this application to beautify the selfie by improving the skin condition or adding makeup. The app has three different modes.
- [API for Subjects](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-subjects.md): This page contains description of subjects management via API.
- [API for Images](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-images.md): This page contains description of images management via API.
- [API for Aux Images](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-images/api-for-aux-images.md): Description of aux images management via API.
- [API for SVG Masks](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-images/api-for-svg-masks.md): How to receive Algorithm Masks visualized as SVG images.
- [API for Masks](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-images/api-for-masks.md): This page contains description how to get images with applied masks via API.
- [API for Metrics and Submetrics](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-metrics-and-submetrics.md): This page contains overview and OpenAPI specs of methods used to retrieve metrics and submetrics from SaaS in different scenarios.
- [API for Products Recommendation 2.0](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-products-recommendation-2.0.md): Example JSON from the Product Recommendation 2.0 API, showing the user tags, featured products, and recommended products it returns.
- [API for PDF report](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-pdf-report.md): This page contains description how to download a PDF report via API.
- [API for Webhooks](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-webhooks.md): This page describe how to manage Webhooks via API.
- [Webhooks v3](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-webhooks-v3.md): Real-time batch result notifications via the Webhooks v3 API.
- [API for SkinGPT](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-skingpt.md): API reference for SkinGPT: manage effects and effect levels, upload images for simulation, and retrieve the generated images.
- [Dynamic Prompts Request Example](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-skingpt/dynamic-prompts-request-example.md): Example request that passes dynamic prompts to SkinGPT through the app\_args key when sending an image batch for computation.
- [Effect Level Management](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-skingpt/effect-level-management.md): Effect Level is a part of Effect and every request should include Effect ID as a path argument.
- [Effects Management](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-skingpt/effects-management.md): API reference for managing SkinGPT effects: create, read, update, duplicate, bulk delete, and attach or detach an effect from a dataset.
- [Parameters of Simulations](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-skingpt/parameters-of-simulations.md): Every parameter the SkinGPT API accepts for a simulation, from redness and acne to age shift, UV index, weight, and hair graying.
- [API for Product Inventory](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-product-inventory.md): Learn how to create products, organize them into shelves, and manage your Product Inventory through the Haut.AI SaaS API.
- [Manage Product Items](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-product-inventory/manage-product-items.md): Create and maintain Product Items in your Haut.AI Product Inventory through the SaaS API.
- [Manage Product Shelves](https://docs.saas.haut.ai/haut.ai/developers/saas-api-overview/api-for-product-inventory/manage-product-shelves.md): Create Product Shelves and organize Product Items through the Haut.AI SaaS API.
- [API Breaking and Non-breaking Changes Guide](https://docs.saas.haut.ai/haut.ai/developers/api-breaking-and-non-breaking-changes-guide.md): What counts as a breaking change to a Haut.AI API response, what does not, and how to build an integration that survives both.
- [Changelog](https://docs.saas.haut.ai/haut.ai/releases/changelog.md): The release history of the Haut.AI SaaS platform, with the changes, fixes, and new features that shipped in each version.
- [Version 2026-38](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-38.md)
- [Version 2026-36](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-36.md)
- [Version 2026-33](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-33.md)
- [Version 2026-32](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-32.md)
- [Version 2026-30](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-30.md)
- [Version 2026-28](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-28.md)
- [Version 2026-25](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-25.md)
- [Version 2026-23](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-23.md)
- [Version 2026-22](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-22.md)
- [Version 2026-20](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-20.md)
- [Version 2026-19](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-19.md)
- [Version 2026-17](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-17.md)
- [Version 2026-16](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-16.md)
- [Version 2026-13](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-13.md)
- [Version 2026-12](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-12.md)
- [Version 2026-10](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-10.md)
- [Version 2026-8](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-8.md)
- [Version 2026-7](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-7.md)
- [Version 2026-6](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-6.md)
- [Version 2026-4](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-4.md)
- [Version 2026-2](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2026-2.md)
- [Version 2025-51](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-51.md)
- [Version 2025-49](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-49.md)
- [Version 2025-48](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-48.md)
- [Version 2025-46](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-46.md)
- [Version 2025-44](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-44.md)
- [Version 2025-42](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-42.md)
- [Version 2025-41](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-41.md)
- [Version 2025-38](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-38.md)
- [Version 2025-38](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-38-1.md)
- [Version 2025-36](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-36.md)
- [Version 2025-35](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-35.md)
- [Version 2025-33](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-33.md)
- [Version 2025-32](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-32.md)
- [Version 2025-31](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-31.md)
- [Version 2025-30](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-30.md)
- [Version 2025-29](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-29.md)
- [Version 2025-28](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-28.md)
- [Version 2025-26](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-26.md)
- [Version 2025-24](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2025-24.md)
- [Version 2.66.1](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.66.1.md)
- [Version 2.66](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.66.md)
- [Version 2.65.5](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.65.5.md)
- [Version 2.65.4](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.65.4.md): This release includes several enhancements to improve the experience in the new Consumer App
- [Version 2.65.3](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.65.3.md): This release includes multiple bug fixes and UI improvements to enhance stability and polish in both the new and old versions of the Consumer App App
- [Version 2.65.2](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.65.2.md): This release includes several updates across Recommendation System 2.0, the new Consumer App, and Study
- [Version 2.65](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.65.md)
- [Version 2.64.5](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.64.5.md): This release includes several important backend logic updates and front-end UX fixes across SkinGPT, SCA, and DCT
- [Version 2.64.4](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.64.4.md): We’ve introduced key improvements to the face aging model, giving users and clients more flexibility and precision in simulations
- [Version 2.64.1](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.64.1.md): This update addresses several layout and content issues in the new PDF Report, ensuring cleaner and more reliable output for users
- [Version 2.64](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.64.md)
- [Version 2.63](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.63.md): This release includes backend improvements, UI fixes, and functional upgrades across the B2B SaaS platform, SkinGPT, and internal tooling
- [Version 2.59-2.60](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.59-2.60.md)
- [Version 2.58](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.58.md)
- [Version 2.57](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.57.md)
- [Version 2.56](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.56.md)
- [Version 2.55](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.55.md)
- [Version 2.54](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.54.md)
- [December 2023 Algorithms release](https://docs.saas.haut.ai/haut.ai/releases/changelog/december-2023-algorithms-release.md)
- [Version 2.53](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.53.md)
- [Skin SaaS algorithms updates](https://docs.saas.haut.ai/haut.ai/releases/changelog/skin-saas-algorithms-updates.md): Quality algorithm update and Skintone Classification release
- [Version 2.48-2.52](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.48-2.52.md)
- [Version 2.46-2.47](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.46-2.47.md)
- [Version 2.45](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.45.md)
- [Version 2.43-2.44](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.43-2.44.md)
- [Version 2.42](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.42.md)
- [Lines algorithm update](https://docs.saas.haut.ai/haut.ai/releases/changelog/lines-algorithm-update.md)
- [Version 2.40-2.41](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.40-2.41.md)
- [Version 2.39](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.39.md)
- [Version 2.33-2.34](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.33-2.34.md)
- [Version 2.31](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.31.md)
- [Version 2.29](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.29.md)
- [Version 2.28](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.28.md)
- [Version 2.26](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.26.md)
- [Version 2.25](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.25.md)
- [Version 2.24](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.24.md)
- [Versions 2.21-2.23](https://docs.saas.haut.ai/haut.ai/releases/changelog/versions-2.21-2.23.md)
- [Version 2.20](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.20.md)
- [Version 2.13](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.13.md)
- [Version 2.11](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.11.md)
- [Version 2.9](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.9.md)
- [Version 2.8](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.8.md)
- [Version 2.7](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.7.md)
- [Version 2.5](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.5.md)
- [Version 2.3](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.3.md)
- [Version 2.2](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.2.md)
- [Version 2.1](https://docs.saas.haut.ai/haut.ai/releases/changelog/version-2.1.md)


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