{"slug":"langfuse","name":"Langfuse","owner":"langfuse","repo":"langfuse","category":"observability","lang":"TypeScript","blurb":"Open-source LLM engineering platform — tracing, evals, prompt management, and metrics for agent apps.","use_cases":"[\"LLM tracing\",\"prompt management\",\"production monitoring\"]","alternatives":["phoenix","helicone"],"stars":33203,"pushed_at":"2026-08-16T21:34:54Z","synced_at":"2026-08-17T01:59:00.761Z","kind":"oss","one_liner":"Open-source LLM engineering platform — tracing, evals, prompt management, and metrics for agent apps.","website":"https://github.com/langfuse/langfuse","docs_url":"","signup_url":"","pricing_model":"open-source","pricing_note":"","auth_type":"","agent_signup":"","agent_signup_note":"","mcp_server":"","sdks":[],"code_sample":"","tags":[],"useCases":["LLM tracing","prompt management","production monitoring"],"codeSample":null,"oneLiner":"Open-source LLM engineering platform — tracing, evals, prompt management, and metrics for agent apps.","docsUrl":"","signupUrl":"","pricingModel":"open-source","pricingNote":"","authType":"","agentSignup":"","agentSignupNote":"","mcpServer":""}