From Superinnovators 23/04/24
DARPA and USAF have tested an AI flying a modified F-16 test aircraft known as the X-62A against a human-piloted F-16 within visual range combat scenarios, over Edwards Air Force Base, California.
More info:
https://www.darpa.mil/news-events/2024-04-17
https://www.darpa.mil/program/air-combat-evolution