{"library":"langwatch","type":"library","category":null,"description":"LangWatch is a Python SDK for monitoring, evaluating, and testing LLM-powered applications and AI agents. It provides end-to-end observability by capturing traces and spans for LLM calls, RAG retrievals, and other pipeline steps, helping developers debug, prevent regressions, and optimize their AI systems. The current version is 0.18.0, and the library undergoes active development with regular releases.","language":"python","status":"active","version":"0.18.0","tags":["LLM","observability","monitoring","AI","agent testing","evaluations","OpenTelemetry","LLMops"],"last_verified":"Sun May 24","install":[{"cmd":"pip install langwatch","imports":["import langwatch","langwatch.setup()","@langwatch.trace()","@langwatch.span()","from langwatch.instrumentors import OpenAIInstrumentor","import langwatch.langchain\nlangWatchCallback = langwatch.langchain.LangChainTracer()"]}],"homepage":"https://langwatch.ai","github":null,"docs":null,"changelog":null,"pypi":"https://pypi.org/project/langwatch/","npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"compatibility":{"summary":{"python_range":"3.10–3.9","success_rate":100,"avg_install_s":15.3,"avg_import_s":4.06,"wheel_type":"wheel"},"url":"https://checklist.day/v1/registry/langwatch/compatibility"}}