Snorkel AI raises $350M at $3.5B valuation as ARR grows 18x in under a year

ajratner · x · 2026-09-23

Snorkel AI raised $350M at a $3.5B valuation, co-led by Insight Partners and S32, with participation from Addition, Greylock, Lightspeed, GV, Wells Fargo and others. The company surpassed $375M in ARR, growing 18x+ in under a year, arguing that data — not models — is now the bottleneck to AI progress.

Related event: Snorkel AI Raises $350M Series E at $3.5B Valuation(15 posts)→

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