langfuse-mcp

Engineering teams that debug and monitor LLM applications in Langfuse.

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MITlicence
2 days agolast update

Use it now

claude mcp add langfuse -e LANGFUSE_PUBLIC_KEY=pk-... -e LANGFUSE_SECRET_KEY=sk-... -e LANGFUSE_HOST=https://cloud.langfuse.com -e LANGFUSE_MCP_DEFAULT_OUTPUT_MODE=full_json_file -- uvx langfuse-mcp

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README.md

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What it does

A local MCP server and skill for Langfuse. It lets an AI assistant query traces, debug exceptions, analyze sessions and manage prompts for LLM applications. It works with Claude Code, Codex, Cursor or any MCP client.

Use cases

01Look up the trace behind a failed response
02Review exceptions from an LLM application
03Analyze a user session and manage prompts

Questions about
langfuse-mcp.

What is langfuse-mcp used for?

Engineering teams that debug and monitor LLM applications in Langfuse. A local MCP server and skill for Langfuse. It lets an AI assistant query traces, debug exceptions, analyze sessions and manage prompts for LLM applications. It works with Claude Code, Codex, Cursor or any MCP client.

How do I install langfuse-mcp?

Run this in your terminal: claude mcp add langfuse -e LANGFUSE_PUBLIC_KEY=pk-... -e LANGFUSE_SECRET_KEY=sk-... -e LANGFUSE_HOST=https://cloud.langfuse.com -e LANGFUSE_MCP_DEFAULT_OUTPUT_MODE=full_json_file -- uvx langfuse-mcp

Is langfuse-mcp open source?

Yes. The code is on GitHub (avivsinai/langfuse-mcp) under the MIT licence.

Is langfuse-mcp safe to use?

It passed our automatic scan for credential theft, hidden instructions and risky install commands. Third party open source software. Sabemos AI does not maintain it. Check the code and permissions before you connect it to company data.

Related resources

Read the guide: Private AI on your company documents ↗