
HiddenState
by Cosmo Santoni · 23 Feb 2026
About this startup
HiddenState is a market intelligence engine that tells ML researchers and engineers what actually matters. It scans ArXiv, GitHub, HuggingFace, OpenReview and many more on a daily schedule, then uses Claude Opus to cluster signals by the specific technical bottleneck being attacked, not just the topic. Every signal is scored on a proprietary 0-100 W-index that weighs independent source convergence, working code, community traction, and technical depth. It tracks signals across days, so when a paper drops, code ships, and discussion spikes across independent sources, HiddenState catches the pattern and surfaces it before it's obvious. The system is adversarial by design. Nothing gets through without hard evidence from multiple independent sources, which is why it doesn't read like an AI newsletter where everything is 'groundbreaking'. If it's a signal worth watching, HiddenState will surface it. 1,000+ daily visitors, fully automated pipeline, live at hiddenstate.io.
Builders
Cosmo Santoni
Date
23 Feb 2026
Tech Stack
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