Knowledge benchmark
HealthBench (raw) leaderboard
HealthBench raw score. Every model the catalog carries a published HealthBench (raw) value for, ranked by that value.
CategoryKnowledge
MeasureRaw rubric score
Tasks5,000 multi-turn patient conversations
DifficultyRealistic healthcare conversations
Published byClaude Opus 5 System Card
Raw score on realistic multi-turn healthcare conversations graded against expert-written rubrics.
HealthBench (raw) ranking
1 model with a published HealthBench (raw) value, ordered by that value, highest first. Models the source has not scored on this benchmark are not listed — they are unmeasured, not last.
| Rank | Model | Provider | Raw rubric score |
|---|---|---|---|
| 1 |  Claude Opus 5 | Anthropic | 67.1 |
Evidence key: Observed
Rows are ordered by the value Claude Opus 5 System Card published, highest first. The source does not state whether a higher value is the better result, so this page does not either: for a benchmark that measures a rate of failure, read the table from the bottom.