Frontier AI Research Fellow (STEM)

Anthropic is seeking STEM Fellows for a four-month, full-time fellowship in San Francisco to tackle grand challenges using Claude. Fellows will work in small pods, pairing deep domain expertise with frontier models and internal tools to define hard problems and test Claude on them. Priority is given to candidates with PhD in a STEM field, strong scientific judgment, and the ability to learn quickly. The program runs Jan 12 to May 8, 2027, with in-person orientation in SF and potential remote