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Langfuse
Open-source observability for LLM apps: traces, evals, prompt management and cost tracking.
| Category | Dev & Sandbox |
|---|---|
| Authentication | API key |
| Pricing | Free tier |
| Website | https://langfuse.com/ |
| Docs | https://langfuse.com/docs |
| Last checked | 2026-10-14 |
| As JSON | /api/v1/directory/langfuse.json |
Information is summarised in our own words and may be out of date; check the vendor's site for current terms and prices. Not affiliated with Langfuse. Suggest a correction.
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