John Snow

New Capabilities

As of September 2026: Historical figure (1813-1858)

OpenEvidence released four medical AI models on September 5. Darwin, the flagship, is the first to score 100% on MedQA, a benchmark drawn from US medical licensing exam questions.

Updated Sep 6

New Capabilities

As of May 2026: Deceased (1813-1858)

For most of human history, the average person could expect to live about 30 years. Two centuries of accumulated advances—clean water, sanitation, vaccines, antibiotics, nutrition, and poverty reduction—have more than doubled that figure to 72 years globally. The change is so comprehensive that the global average today exceeds what the healthiest country achieved in 1950.

Updated May 22