{"slug":"arize-phoenix","name":"Arize Phoenix / AX","owner":null,"repo":null,"category":"observability-eval","lang":"","blurb":"Open-source LLM/agent observability (Phoenix) plus Arize AX, the commercial platform for production monitoring and online evals.","use_cases":"[]","alternatives":[],"stars":0,"pushed_at":null,"synced_at":null,"kind":"api","one_liner":"Open-source LLM/agent observability (Phoenix) plus Arize AX, the commercial platform for production monitoring and online evals.","website":"https://arize.com/phoenix/","docs_url":"https://arize.com/docs/phoenix","signup_url":"https://app.phoenix.arize.com","pricing_model":"freemium","pricing_note":"Phoenix OSS is free/self-hostable; Arize hosts a free Phoenix cloud tier; Arize AX (production monitoring, online evals, Alyx assistant) is paid/enterprise.","auth_type":"api-key","agent_signup":"self-serve-instant-key","agent_signup_note":"Phoenix OSS needs NO signup and NO API key for local/self-hosted tracing (pip install arize-phoenix). Phoenix Cloud (app.phoenix.arize.com) uses a free instant API key after signup.","mcp_server":"@arizeai/phoenix-mcp","sdks":["Python","TypeScript","OpenTelemetry","REST"],"code_sample":"{\"lang\":\"python\",\"code\":\"# pip install arize-phoenix openinference-instrumentation-openai\\nfrom phoenix.otel import register\\n\\n# auto-instruments OpenAI, LangChain, LlamaIndex, etc.\\ntracer_provider = register(\\n    project_name=\\\"my-app\\\",\\n    auto_instrument=True,\\n)\\n# For Phoenix Cloud, also set PHOENIX_API_KEY + PHOENIX_COLLECTOR_ENDPOINT\"}","tags":["tracing","evals","open-source","opentelemetry","rag","agents","mcp"],"useCases":[],"codeSample":{"lang":"python","code":"# pip install arize-phoenix openinference-instrumentation-openai\nfrom phoenix.otel import register\n\n# auto-instruments OpenAI, LangChain, LlamaIndex, etc.\ntracer_provider = register(\n    project_name=\"my-app\",\n    auto_instrument=True,\n)\n# For Phoenix Cloud, also set PHOENIX_API_KEY + PHOENIX_COLLECTOR_ENDPOINT"},"oneLiner":"Open-source LLM/agent observability (Phoenix) plus Arize AX, the commercial platform for production monitoring and online evals.","docsUrl":"https://arize.com/docs/phoenix","signupUrl":"https://app.phoenix.arize.com","pricingModel":"freemium","pricingNote":"Phoenix OSS is free/self-hostable; Arize hosts a free Phoenix cloud tier; Arize AX (production monitoring, online evals, Alyx assistant) is paid/enterprise.","authType":"api-key","agentSignup":"self-serve-instant-key","agentSignupNote":"Phoenix OSS needs NO signup and NO API key for local/self-hosted tracing (pip install arize-phoenix). Phoenix Cloud (app.phoenix.arize.com) uses a free instant API key after signup.","mcpServer":"@arizeai/phoenix-mcp"}