Langfuse 是开源的可观测性与 LLM 工程平台，被称为「LLM 界的 Sentry」，提供 LLM 调用追踪、评估、提示词管理、成本与延迟监控等功能，支持 OpenAI、LangChain、LlamaIndex 等主流框架一键集成。可自托管也可用云服务，是 2026 年 AI Agent 监控领域的明星开源项目。 🔗 文章: /post/best-ai-agent-monitoring-software-tools-in-2026-top-10-compared-20260723 | GitHub Stars: 32k+
Langfuse is the open-source observability and LLM engineering platform, known as the Sentry for LLMs. It provides LLM call tracing, evaluation, prompt management, cost and latency monitoring, with one-click integration for OpenAI, LangChain and LlamaIndex. Self-hostable or cloud — a star project in 2026 AI agent monitoring. 🔗 Article: /post/best-ai-agent-monitoring-software-tools-in-2026-top-10-compared-20260723 | GitHub Stars: 32k+