# Yak Documentation

> Yak is an embeddable AI assistant for web apps — text chat and push-to-talk voice,
> with tool calls that run in the host page. SDKs ship for JavaScript, React, Next.js,
> Vue, Svelte, Nuxt, and Angular.

> Full text of every page is available at https://docs.yak.io/llms-full.txt

- [Introduction](https://docs.yak.io/docs): Add an AI-powered assistant to your web application
- [Troubleshooting](https://docs.yak.io/docs/troubleshooting): Common issues and solutions for Yak integration
- Customization
  - [Attachments](https://docs.yak.io/docs/customization/attachments): Let users attach images, PDFs, and text files to chat messages — and toggle the feature per application
  - [Conversation insights](https://docs.yak.io/docs/customization/conversation-insights): Understand how your users engage — themes, intents, sentiment, outcomes, effort and mode across your conversations, aggregate only with no verbatim transcripts
  - [Conversation storage](https://docs.yak.io/docs/customization/conversation-storage): Store conversations so users can revisit their history — and control retention per application, with a per-plan cap
  - [Customer memory](https://docs.yak.io/docs/customization/customer-memory): Let the assistant recognise returning, identified customers by recalling durable facts about them in its context
  - [End-user identity](https://docs.yak.io/docs/customization/end-user-identity): Identify your end-users to the widget, persist their conversations server-side, and let them resume past chats.
  - [Image Generation](https://docs.yak.io/docs/customization/image-generation): Generate product-mockup images in context — let users upload a photo and see your products composited in
  - [Greeting & Intro](https://docs.yak.io/docs/customization/intro): Control how chat and voice open — generated, fixed, or no greeting
  - [Programmatic Control](https://docs.yak.io/docs/customization/programmatic-control): Open the widget, send prompts, and control Yak from your code
  - [Styling & Theming](https://docs.yak.io/docs/customization/styling): Customize the Yak widget appearance
  - [UI Synchronization](https://docs.yak.io/docs/customization/ui-synchronization): Keep your UI in sync when the AI assistant modifies data
  - [Voice Mode](https://docs.yak.io/docs/customization/voice): Hands-free copilot — users talk to navigate your product and trigger real actions
- Frameworks
  - [Astro](https://docs.yak.io/docs/frameworks/astro): Add Yak to your Astro site
  - [Remix](https://docs.yak.io/docs/frameworks/remix): Add Yak to your Remix application
  - [Vite + React](https://docs.yak.io/docs/frameworks/vite): Add Yak to a Vite React application
- Knowledge Integrations (MCP)
  - [Knowledge Integrations (MCP)](https://docs.yak.io/docs/integrations): Connect a provider's remote MCP server once and the assistant can use its tools in every chat and voice session
- Reference
  - [Security](https://docs.yak.io/docs/reference/security): Security model and best practices for Yak integration
- Sdks
  - [Angular SDK](https://docs.yak.io/docs/sdks/angular): Add Yak to any Angular application
  - [JavaScript SDK](https://docs.yak.io/docs/sdks/javascript): Framework-agnostic SDK for any JavaScript runtime
  - [Nuxt SDK](https://docs.yak.io/docs/sdks/nuxt): Add Yak to any Nuxt 3 application
  - [Prismic](https://docs.yak.io/docs/sdks/prismic): Use Prismic documents as routes, tools, and a GraphQL adapter
  - [React SDK](https://docs.yak.io/docs/sdks/react): Add Yak to any React application
  - [Svelte SDK](https://docs.yak.io/docs/sdks/svelte): Add Yak to any Svelte application
  - [Vue SDK](https://docs.yak.io/docs/sdks/vue): Add Yak to any Vue 3 application
  - Next.js SDK
    - [Next.js SDK](https://docs.yak.io/docs/sdks/nextjs): Integrate Yak into your Next.js App Router project
    - [Manual Routes](https://docs.yak.io/docs/sdks/nextjs/manual-routes): Define routes explicitly for full control over what the AI can see
    - [Automatic Routes](https://docs.yak.io/docs/sdks/nextjs/routes): Let Yak automatically discover and expose your application's routes
- Tool Adapters
  - [Tool Adapters](https://docs.yak.io/docs/tool-adapters): Connect your APIs and data sources to Yak
  - [Custom Adapters](https://docs.yak.io/docs/tool-adapters/custom): Build your own tool adapters for databases and custom logic
  - [GraphQL Adapter](https://docs.yak.io/docs/tool-adapters/graphql): Expose a GraphQL API as an AI tool
  - [REST/OpenAPI Adapter](https://docs.yak.io/docs/tool-adapters/rest): Expose a REST API as an AI tool using an OpenAPI spec
  - [tRPC Adapter](https://docs.yak.io/docs/tool-adapters/trpc): Expose tRPC procedures as AI tools