JevBench

Independent decision-model leaderboard (run by Benchmark Heaven, not TypeSafe): 1,500 typed decisions per system scored on intelligence, calibration, latency, and cost, with versioned releases, published methodology, and result JSON. Two boards — open weights and hosted API — across ~75 systems; the hosted board currently ranks Sage #1, d1 #2, Mercury Decide #3, Jev #4.