Arize AI

Agent observability, evaluation & improvement platform

Arize provides AI agent observability and evaluation tooling. Its managed platform, Arize AX, captures traces of agent runs, surfaces recurring issues (Signal), runs online and offline evaluations, and supports experiments for testing prompt, model, or agent changes before deployment. It also offers Phoenix, an open-source, self-hostable observability and evaluation platform built on OpenInference and OpenTelemetry standards. Integrates with OpenAI, Anthropic, LangChain, LangGraph, LlamaIndex, CrewAI, and others.

Category: Monitoring & observability
Pricing: freemium
Free tier: yes
API: yes
MCP server: yes
SDK: yes
Open source: yes

#ai-observability #llm-evaluation #tracing #agents #open-source

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Listed 2026-10-22 · last verified 2026-10-22 · extracted by @cf/zai-org/glm-5.3-flash · confidence 0.95

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