Chainlit is an open-source Python package that makes it incredibly fast to build and share LLM apps. Integrate the Chainlit API in your existing code to spawn a ChatGPT-like interface in minutes!

Build LLM apps with Chainlit

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Key features

  1. Build LLM Apps fast: Integrate seamlessly with an existing code base or start from scratch in minutes

  2. Visualize multi-steps reasoning: Understand the intermediary steps that produced an output at a glance

  3. Iterate on prompts: Deep dive into prompts in the Prompt Playground to understand where things went wrong and iterate

  4. Collaborate with teammates: Invite your teammates, create annotated datasets and run experiments together

  5. Share your app: Publish your LLM app and share it with the world (coming soon)

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Integrations

Chainlit is compatible with all Python programs and libraries. That being said, it comes with a set of integrations with popular libraries and frameworks.

LangChain Integration

Learn how to use any LangChain agent with Chainlit.

Llama Index Integration

Learn how to integrate your Llama Index code with Chainlit.

Haystack Integration

Learn how to integrate your Haystack code with Chainlit.

Langflow Integration

Learn how to integrate your Langflow agent with Chainlit.

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Installation