Proof of Human, PBC: The invisible Turing Test for the Internet
The Proof of Human API continuously distinguishes humans from bots and AI agents.
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More like this: all 25 launches in bot detection and captcha software →
YC · launched Oct 14, 2026 · 13 upvotes (top 36%)
- Security
- Developer
- AI-native
- Commercial product
Similar launches
See all 2273 similar launches →Could you build this?
No Distinguishing sophisticated AI agents and modern headless bots invisibly requires proprietary behavioral telemetry, deep cybersecurity research, and anti-fraud ML pipelines at immense scale.
What it would actually take: The architecture requires client-side sensor SDKs collecting low-level biometric/browser heuristics (canvas/WebGL fingerprinting, event timing micro-fluctuations) feeding high-throughput streaming inference engines (Kafka, Flink, custom ML models). The hard problem is continuously bypassing reverse engineering from sophisticated bot operators while maintaining near-zero false positive rates on real human users without visible CAPTCHAs. This demands advanced cybersecurity, anti-abuse, and behavioral machine learning engineering.
Competitors
Other products that read as similar to this one : 2273 launches clear the similarity bar, closest 8 shown.
Attention rank: #725 of 2274 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 349 days after the earliest competitor.
- PCM-protocol · github · 2026-10-28 · 37 upvotes · similarity 0.63
- pi-humanity-protocol · github · 2026-09-22 · 9 upvotes · similarity 0.62
- Tessera · hn · 2026-07-07 · 5 upvotes · similarity 0.58
- writ · github · 2026-09-21 · 9 upvotes · similarity 0.57
- AgentTrust · hn · 2026-10-25 · 16 upvotes · similarity 0.57
- FlashProve · github · 2026-10-30 · 243 upvotes · similarity 0.55
- skills-for-humanity · hn · 2026-05-26 · 28 upvotes · similarity 0.54
- Lemmafit: Make agents prove that their code is correct · hn · 2026-03-08 · 7 upvotes · similarity 0.54
Other launches for this product
- No other launches for this product.