Question 1

Is Streamlit better than Chainlit?

Accepted Answer

It depends on your use case. Streamlit is known for Turn Python scripts into interactive web apps, while Chainlit Build production-ready conversational AI apps in minutes. See our full comparison above for a detailed breakdown.

Question 2

Is Streamlit free?

Accepted Answer

Streamlit pricing: Free (open-source) + Cloud.

Question 3

Is Chainlit free?

Accepted Answer

Chainlit pricing: Free (open-source).

Question 4

What are the main differences between Streamlit and Chainlit?

Accepted Answer

Streamlit and Chainlit differ in features, pricing, and platform support. Streamlit: Turn Python scripts into interactive web apps. Chainlit: Build production-ready conversational AI apps in minutes. See the full side-by-side comparison above for details.

Feature	Streamlit	Chainlit
Category	Developer Tools	Chatbot Builders
Pricing	Free (open-source) + Cloud	Free (open-source)
GitHub Stars	✓ More stars 35k	8k
Platforms	Linux, macOS, Windows, Web	Linux, macOS, Windows
Key Features	✓ Data apps ✓ Widgets ✓ Charts ✓ Deployment ✓ Community cloud	✓ Chat UI ✓ File upload ✓ Streaming ✓ Authentication ✓ Multi-step display
Pros	+ Zero frontend knowledge needed + Fastest prototyping tool + Great for data apps + Active community + Free cloud hosting	+ Beautiful chat UI out of the box + Easy Python integration + Streaming support + File upload handling + Authentication built-in
Cons	− Limited UI customization − Not ideal for production apps − Performance issues with large data − Reruns entire script on interaction	− Python only − Less customizable than React alternatives − Smaller community − Limited component library
Tags	pythondatadashboardopen-source	chatuipythonopen-source

StreamlitvsChainlit

Streamlit

Chainlit

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