Arize AI
Agent observability and evaluation platform, with the open-source Phoenix for tracing and evals.
What it is
Arize AX is a managed platform for agent observability, tracing, evaluation and experimentation, with online evals and an AI engineering assistant called Alyx. Phoenix is its open-source companion for tracing AI applications, running evaluations and investigating failures, and it can run locally or be self-hosted. Enterprise plans add self-hosting and custom retention.
MCP server
We have not checked yet whether Arize AI offers an MCP server for AI agents.
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