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VentureSep 22 · Crunchbase News

Micro1 raises $100M at $4B as expert data for post-training booms

Micro1, which recruits domain experts to produce training and evaluation data for AI labs, raised $100M at a $4B valuation — the second large data-labeling round of the week alongside Snorkel.

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Supabase raises $150M led by GIC and acquires Turso

Flow Engineering raises $50M Series B at $750M for agentic hardware-design tooling

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Source

Crunchbase News ↗

Rewritten in our words. The original is the source of record.

Deal sheet

CompanyMicro1

TypeGrowth

Amount$100M

Valuation$4B

SectorAI data / expert labeling

HQSan Francisco, US

Investors

Microsoft Amazon 1X

Micro1 website ↗

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