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healthcare benchmark

HealthBench Professional

HealthBench Professional evaluates model capability and safety for clinician use cases using real clinician-style chats and physician-authored grading rubrics.

Updated Aug 7, 2026

Published models9
Registry coverage9
MetricScore
EvidenceB

On this page

  • Ranking
  • Distribution
  • Highlights
  • About
  • FAQ

HealthBench Professional leaderboard

Sorted by the source-provided rank. Higher score is better according to the registry.

9 rows
Columns

Show columns

1ANClaude Fable 5Anthropic66.0%100.0%9CAug 7, 2026
2OPGPT-5.6 SolOpenAI60.5%87.5%9CAug 7, 2026
3ANClaude Opus 5Anthropic59.8%75.0%9CAug 7, 2026
4ANClaude Sonnet 5Anthropic57.8%62.5%9CAug 7, 2026
5OPGPT-5.6 TerraOpenAI57.7%50.0%9CAug 7, 2026
6ANClaude Opus 4.8Anthropic55.8%37.5%9CAug 7, 2026
7OPGPT-5.6 LunaOpenAI55.7%25.0%9CAug 7, 2026
8OPGPT-5.5 InstantOpenAI38.4%12.5%9CAug 7, 2026
9MIMAI-Thinking-1Microsoft35.0%0.0%9CAug 7, 2026

Score distribution

Top published rows on the benchmark's original scale.

HealthBench Professional

HealthBench Professional highlights

The top published results on this benchmark's own scale.

Rank #1Claude Fable 566.0%Rank #2GPT-5.6 Sol60.5%Rank #3Claude Opus 559.8%Rank #4Claude Sonnet 557.8%

What is HealthBench Professional?

Definition and scoring fields from the benchmark registry.

HealthBench Professional evaluates model capability and safety for clinician use cases using real clinician-style chats and physician-authored grading rubrics.

Scores are shown in ratio. The current registry marks this benchmark as not independently verified with evidence level B.

Family
HealthBench Professional
Modality
text
Primary category
healthcare
Score direction
higher
LLMBoard eligible
No
Evaluation key
healthbench-professional|llm-stats-current

Source-native results are preserved. Eligibility for the overall LLMBoard score is a separate policy decision.

FAQ

Common questions about HealthBench Professional.

Which model scores highest on HealthBench Professional?

Claude Fable 5 is currently ranked first with 66.0%.

What does HealthBench Professional measure?

HealthBench Professional evaluates model capability and safety for clinician use cases using real clinician-style chats and physician-authored grading rubrics.

Is a higher score better?

Yes. Higher values rank better for this benchmark.

How many models are compared?

9 unique published model results are currently shown.

Does this benchmark affect the overall score?

This benchmark is preserved as source-native evidence but is not eligible for the current overall score.

Rankings

OverallCodingText ArenaPricing

Modalities

Image GenerationVideo GenerationSpeech-to-TextEmbeddings

Benchmarks

All BenchmarksReasoningMathCoding

Vendors

All VendorsOpenAIAnthropicGoogle
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