Home / Agent audit & observability / Langfuse
Langfuse
Open platform to trace, evaluate and improve AI agents using production data.
Open source + commercialAcquired / parent
| Category | Agent audit & observability |
|---|---|
| Official site | langfuse.com/ |
| Maker | Langfuse |
| Ownership / acquisition | ClickHouse (per langfuse.com: 'Langfuse joins ClickHouse') · source |
| License model | Open source + commercial |
| License | Not published / not yet verified |
| Public pricing | Free Hobby tier; Core $29/mo; Pro $199/mo; self-host |
| Source code | langfuse/langfuse |
| Last verified | 2026-10-17 |
Facts are taken from the vendor's own site, GitHub, or a linked public source. Blank means we could not confirm it, not that it does not exist. Vendors can request a correction for free.
Lab result
Not yet tested. When we test a tool we run our attack batteries (prompt injection, indirect injection, MCP tool poisoning and more) and publish the result here, good or bad.