Physician-Led AI for Clinical Trial Acceleration

Founded by practicing physicians and AI experts, Cosign AI transforms clinical trial recruitment for pharmaceutical companies. Our "Retina Intelligence" engine, trained on diverse real-world clinical data, identifies eligible patients in real-time from EHR systems with 97.1% accuracy—proven across 728 patients in published research.

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Will Xie

CEO, Former Waymo/Cruise AI Expert

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Riya Fukui, MD

COO, Practicing Physician & Software Engineer

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Louis Cai, MD

Chief Medical Officer, Retina Specialist