# HealthBench Professional raw score (HealthBench Professional (raw))

> Raw score on physician-authored clinical consult, documentation, and research conversations.

Canonical page: https://benchlm.ai/benchmarks/healthbenchprofessionalraw

- Category: [Knowledge](/knowledge)
- Last updated: September 27, 2026

## About HealthBench Professional (raw)

- Year: 2026
- Tasks: 525 physician-authored conversations
- Format: Raw rubric score
- Difficulty: Professional clinical tasks
- Paper: [Claude Opus 5 System Card](https://www-cdn.anthropic.com/c5fbac3f0b1280a933ebd26d3cb8bb9f5bdeaf48/Claude%20Opus%205%20System%20Card.pdf)

Section 8.15.2 reports this unadjusted score separately from the length-adjusted HealthBench Professional result.

HealthBench Professional (raw) is currently displayed on BenchLM for reference, but it is excluded from the weighted scoring formula.

## Leaderboard (5 models)

| Rank | Model | Creator | Score |
|------|-------|---------|-------|
| 1 | [Claude Opus 5.5](/models/claude-opus-5-5) | Anthropic | 77.1% |
| 2 | [Claude Opus 5](/models/claude-opus-5) | Anthropic | 73.4% |
| 3 | [GPT-6 Astra](/models/gpt-6-astra) | OpenAI | 68.2% |
| 4 | [GPT-6 Luna](/models/gpt-6-luna) | OpenAI | 61.2% |
| 5 | [GPT-6 Sol](/models/gpt-6-sol) | OpenAI | 59.5% |

## FAQ

### What does HealthBench Professional (raw) measure?

Raw score on physician-authored clinical consult, documentation, and research conversations.

### Which model scores highest on HealthBench Professional (raw)?

Claude Opus 5.5 by Anthropic currently leads with a score of 77.1% on HealthBench Professional (raw).

### How many models are evaluated on HealthBench Professional (raw)?

5 AI models have been evaluated on HealthBench Professional (raw) on BenchLM.

### Does HealthBench Professional (raw) affect BenchLM's overall score?

Not directly. HealthBench Professional (raw) is still displayed on BenchLM for reference, but it is excluded from the weighted scoring formula.

## Compare Top Models on HealthBench Professional (raw)

- [Claude Opus 5.5 vs Claude Opus 5](/compare/claude-opus-5-vs-claude-opus-5-5)
- [Claude Opus 5 vs GPT-6 Astra](/compare/claude-opus-5-vs-gpt-6-astra)
- [GPT-6 Astra vs GPT-6 Luna](/compare/gpt-6-astra-vs-gpt-6-luna)
- [GPT-6 Luna vs GPT-6 Sol](/compare/gpt-6-luna-vs-gpt-6-sol)