[ AI tools · Frameworks and platforms ]

Langfuse
An open-source platform for LLM observability, with traces of every model and tool call, prompt management, evaluations and datasets, available as a managed cloud or self-hosted.
- 01Traces for every model and tool call
- 02Prompt versioning and management
- 03Evaluations and test datasets
- 04Self-hosted or managed cloud
[ How we use it ]
Langfuse is our default for tracing and evaluating LLM features when the client wants to self-host, because the traces include their data. Each release is checked against a saved test set before it ships.
- Category
- Frameworks and platforms
- Best for
- Self-hosted tracing and evals for LLM apps
- Look elsewhere for
- Teams already standardized on LangSmith
- Official site
- langfuse.com
[ Frameworks and platforms ]
All AI tools Other Tools We Use Alongside It
[ Thinking of using it? ]
Get a Second Opinion Before You Build on Langfuse
Tell us the use case. We will say whether Langfuse fits, what it will cost to run and what we would pair it with.
[ Contact ]
Let's build your next product together
Book a free strategy call and leave with a clear plan and estimate. No commitment.
- 01Pick a time that suits you
- 0230 minutes on scope, stack, timeline and budget
- 03Fixed-price proposal, NDA on request