Chainlit

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Chainlit is an AI Agents & Automation tool that helps developers build conversational AI applications rapidly. It provides a Python framework for creating chat UIs and integrating various AI tools and services.

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At a glance

Pricing

Open Source

Free tier

Yes

API

Yes

Skill level

Technical

About

What is Chainlit?

Chainlit is an open-source Python framework designed to accelerate the development of production-ready conversational AI applications. It allows developers to build interactive chat user interfaces in minutes, not weeks, by providing a streamlined environment for integrating AI agents and automated workflows. The framework supports popular AI tools and services such as OpenAI, Anthropic, LangChain, LlamaIndex, ChromaDB, and Pinecone, making it versatile for various AI projects. Chainlit emphasizes ease of use for Python developers, enabling them to quickly prototype and deploy AI applications. While the original team has stepped back from active development, it is now community-maintained, ensuring ongoing support and evolution.

Best used for

Ideal for developers who need to rapidly build and deploy conversational AI applications, create interactive chat user interfaces, and integrate various AI tools and services. Especially valuable for prototyping and developing AI agents with Python.

Common actions

build AI applications

create chat UIs

integrate AI models

develop AI agents

workflowslow-code/no-codeopen-sourcedeepfakecollaborationautomated workflowface swappinggithub copilot"AI Agents"

Capabilities

Key features

Python framework
Conversational AI UI
Integrates OpenAI
Integrates LangChain
Community-maintained

Target Audience

developer

Integrations

openaianthropiclangchainllamaindexchromadbpinecone

Pricing & Plans

Open Source

Free

FAQs

What is the current maintenance status of Chainlit?

As of May 1st, 2025, the original Chainlit team has stepped back from active development. The project is now community-maintained by a group of maintainers responsible for code review, releases, and security, operating under a formal Maintainer Agreement.

What programming language is Chainlit primarily built for?

Chainlit is a Python-first framework, allowing developers to build conversational AI applications using pure Python code. It leverages Python's ecosystem for integrating various AI models and services.

Can Chainlit be used with popular LLM frameworks and vector databases?

Yes, Chainlit is designed to integrate seamlessly with a wide range of popular LLM frameworks and vector databases. Examples include OpenAI, Anthropic, LangChain, LlamaIndex, ChromaDB, and Pinecone, among others.

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Subcategories trending in AI Agents & Automation

Chatbots & Conversational AI General-Purpose Agents Workflow Agents Personal Assistants RAG & Document AI Voice Agents

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Coding & Development › Code Assistants Coding & Development › Open Source & Models

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