HealthBench Professional

Name: HealthBench Professional
Keywords: HealthBench Professional, AI benchmark, model evaluation, leaderboard, AI performance

AI benchmark results and model performance

Type: percentageHealth

66.60%

59.80% - 73.40%

59.80% - Claude Opus 5

Scores Over Time

Individual benchmark scores plotted by date.

Organisation	Model	Reported	Top Score	Info	Self Reported	Source
Anthropic	Claude Opus 5	24 Jul 2026	59.80%	Length-adjusted score; adaptive thinking at max effort; no tools or custom system prompt; Claude Opus 4.8 grader; average of 5 trials	Yes	Source