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Chainlit Framework

free

Build conversational AI apps with Python

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Chainlit Framework is an open-source Python tool for building conversational AI applications. It enables developers to create chat applications with custom Python logic, deploy them as standalone web apps, embedded copilots, FastAPI servers, or bots for Slack, Discord, and Teams. The framework supports authentication methods including OAuth (GitHub, Google, Azure, Okta, Amazon) and provides customization options for the frontend and custom chat components. It integrates with popular LLM providers and frameworks such as OpenAI, Mistral, LangGraph, LlamaIndex, and HuggingFace. The tool is trusted by various teams and has a community of over 50,000 monthly developers, 9,000 GitHub stars, 4,500 Discord members, and more than 100 contributors.

Key Features

  • Build chat applications with Python logic
  • Deploy as standalone web app, embedded copilot, FastAPI server, or bot (Slack, Discord, Teams)
  • Authentication (simple auth and OAuth)
  • Customizable frontend and custom chat components
  • Integrations with OpenAI, Mistral, LangGraph, LlamaIndex, HuggingFace and more

Key Benefits

  • Open-source Python framework for conversational AI
  • Multiple deployment options (web, embedded, bot)
  • Supports OAuth authentication
  • Integrations with popular LLM providers and frameworks
integrations
openaimistrallanggraphllamaindexhuggingface
quick ai search (for more info)

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