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Arize AI

ML and LLM observability platform for monitoring production AI systems

About Arize AI

Arize AI, founded in 2020 by Jason Lopatecki and Aparna Dhinakaran, provides observability for ML and LLM applications in production. The platform tracks model performance, drift, data quality, and LLM-specific issues like hallucinations and prompt regressions. Their open-source Phoenix library powers tracing and evaluation. Customers include Uber, Chick-fil-A, Wayfair, and Discover Financial Services.

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