OpenEvidence Raises $250M in Series D Funding

The company will invest in specialty-specific AI models and compute after supporting 18 million clinical consultations in December.

Round size
$250M
Stage
Series D
Headquarters
United States
Announced
Jan 21, 2026

Clinical questions routed to specialist models

OpenEvidence coordinates medically specialized models through a central system that routes each question to the relevant clinical expertise. Content partnerships include the New England Journal of Medicine, the American Medical Association and the National Comprehensive Cancer Network.

A free, advertising-supported service

Verified clinicians use the platform without a subscription charge. The Series D values the business at $12 billion; the announcement names Thrive Capital and DST Global as co-leads but does not identify exactly which earlier backers joined this round.

Sources

  1. OpenEvidence: funding announcement
  2. STAT: OpenEvidence financing
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