Langfuse is an open source LLM engineering platform. It helps teams collaboratively develop, monitor, evaluate, and debug AI applications. Langfuse can be self-hosted in minutes and is battle-tested. Proudly made with ClickHouse open source database.
🪢 Langfuse JS/TS SDKs - Instrument your LLM app and get detailed tracing/observability. Works with any LLM or framework
🪢 Open source agent evals & observability: Trace, evaluate, and improve LLM applications with one open platform.
🪢 Open source agent evals & observability: Trace, evaluate, and improve LLM applications with one open platform.
Interact with the full Langfuse API from the command line. Built for AI agents and power users.
Agent Skills for Langfuse, the open source LLM engineering platform for tracing, prompt management, and evaluation
Trace Pi coding agent sessions with Langfuse — agent turns, model generations, token usage with cache and reasoning splits, cost, tool calls, and nested subagents.
A Langfuse integration for Openclaw to trace your conversations cleanly
🪢 Langfuse Python SDK - Instrument your LLM app with decorators or low-level SDK and get detailed tracing/observability. Works with any LLM or framework
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