Ops & evals · Observability

Langfuse

Open-source tracing, evals and prompt management for LLM apps; self-host or cloud.

Facts

Website: langfuse.com
Repository: langfuse/langfuse
Open source: Yes, MIT core + proprietary ee/ Verified · Source
Pricing: Open core: Free tier · $29–$2,499 / month (cloud) Sourced · Source
Platforms: Linux, Docker Sourced · Source
Added · checked: 2026-10-13 · 2026-10-13
Sponsored: No. Nobody paid for this listing or its position.

Works with local models

Ollama: Yes Verified · Source
llama.cpp: Not yet confirmed Not yet measured
LM Studio: Not yet confirmed Not yet measured
OpenAI-compatible: Not yet confirmed Not yet measured
MCP: Yes Sourced · Source

Summary: Our one-line paraphrase of the official description. Source.
Logo: trademark of its owner, used only to identify Langfuse. Source (favicon svg): https://langfuse.com/langfuse_icon.svg, checked 2026-10-13.
Machine-readable: Markdown · JSON