Which is more popular, AG-UI or LibreChat?

LibreChat has more GitHub stars (45,164 vs 16,145).

Which is more actively developed, AG-UI or LibreChat?

AG-UI had more commits in the last 90 days (1,568 vs 1,193).

Should I use AG-UI or LibreChat?

Compare their capabilities, limitations and "best for" notes above. Both are open source, so trying each on a small task is the fastest way to decide.

AG-UI vs LibreChat

Side-by-side comparison of two AI agent tools

AG-UIopen-source

AG-UI: the Agent-User Interaction Protocol. Bring Agents into Frontend Applications.

LibreChatopen-source

Enhanced ChatGPT Clone: Features Agents, MCP, DeepSeek, Anthropic, AWS, OpenAI, Responses API, Azure, Groq, o1, GPT-5, Mistral, OpenRouter, Vertex AI, Gemini, Artifacts, AI model switching, message se

Metrics

	AG-UI	LibreChat
Stars	16.1k	45.2k
Star velocity /mo	1.3k	1.6k
Commits (90d)	1.6k	1.2k
Releases (6m)	10	10
Overall score	0.8387813390195111	0.8455326940176766

Pros

+Extensive AI model support with 20+ providers including Anthropic, OpenAI, Google, and custom endpoints for maximum flexibility
+Built-in Code Interpreter with secure sandboxed execution across multiple programming languages (Python, Node.js, Go, C/C++, Java, PHP, Rust, Fortran)
+Self-hosted and open-source with strong community support (35K+ GitHub stars) and easy deployment options on Railway, Zeabur, and Sealos

Cons

-Requires technical setup and maintenance compared to hosted solutions like ChatGPT or Claude
-Multiple provider integrations may require separate API keys and configuration management
-Resource-intensive when running locally with code execution capabilities

Use Cases

•Organizations needing a self-hosted ChatGPT alternative with control over data privacy and AI provider selection
•Developers requiring integrated code execution and file processing capabilities alongside conversational AI
•Research teams wanting to compare outputs across multiple AI models (OpenAI, Anthropic, Google) within a single interface

View AG-UI Details View LibreChat Details

FAQ

Which is more popular, AG-UI or LibreChat?: LibreChat has more GitHub stars (45,164 vs 16,145).
Which is more actively developed, AG-UI or LibreChat?: AG-UI had more commits in the last 90 days (1,568 vs 1,193).
Should I use AG-UI or LibreChat?: Compare their capabilities, limitations and "best for" notes above. Both are open source, so trying each on a small task is the fastest way to decide.