Langfuse
HybridMixed licensingReviewed 2026-07-12Observability & evaluation
What it does
Tracing and evaluation for LLM applications.
Durable strength
Open-source core with self-hosting for sensitive traces.
Verify before adoption
⚠️ What prompt/response data is stored, where, and for how long.
Contribute
Spotted something stale?Suggest a correction ·view the source data ·read the methodology.