Proof of Human

continuous human verification without CAPTCHAs or user friction

·Developer Tools·YC Summer 2023·tracked since Sep 25, 2026
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Monthly revenue–Not shared yet
Rank–Unranked
Last 30 days–Growth in MRR
Revenue per founder–– founders

About Proof of Human

Proof of Human is an API that invisibly detects bots and verifies human identity. Founded by Princeton cognitive scientists, Proof of Human leverages world-class research with industry-beating benchmarks so platforms can verify their human users friction-free.

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