Mill Valley, CA · Founded 2020 · Privately Held (backing)
Developer of an observability platform designed to discover issues, diagnose problems, and improve models. Arize is based in Mill Valley, CA and was founded in 2020. Its last reported valuation was $417 million in Jan 2025. It has raised $130 million.
Last reported valuation
$417.0M
Oct 2026
Priced at
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Total raised
$130.2M
Last round
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Team — not yet on record
No current team members for Arize are on record yet. People surface from round filings, company disclosures, and coverage sessions.
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·The complete investor list: 16 names
·Watch Arize: the Monday email on marks, rounds and moves
