RankingHealthBench Professional · not specified

HealthBench Professional · not specified

Data updated 12 Sept 2026

Bucket
Supporting evidence
Unit
percent
Direction
Higher is better
Version
not specified
Display harness
GPT-5.6: Frontier intelligence that scales with your ambition
Board
https://openai.com/index/gpt-5-6/

The available records have no admitted matched comparison in the capability core. Raw results remain available below.

Compare published benchmark results with category weights →

Models

ModelScoreHarnessEvidenceSource-recorded date
Claude Fable 5Anthropic60.9%
Reported settings & source

Launch table reported configuration; per-cell reasoning effort unspecified; official paper scoring; length-adjusted

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-5.6: Frontier intelligence that scales with your ambition · Science And Health table / HealthBench Professional / Claude Fable 5 · reviewed 2026-09-06

GPT-5.6: Frontier intelligence that scales with your ambitionlab self-report2026-09-06
GPT-5.6 SolOpenAI60.5%
Reported settings & source

Launch table reported configuration; per-cell reasoning effort unspecified; official paper scoring; length-adjusted

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-5.6: Frontier intelligence that scales with your ambition · Science And Health table / HealthBench Professional / GPT‑5.6 Sol · reviewed 2026-09-06

GPT-5.6: Frontier intelligence that scales with your ambitionlab self-report2026-09-06
GPT-5.6 TerraOpenAI57.7%
Reported settings & source

Launch table reported configuration; per-cell reasoning effort unspecified; official paper scoring; length-adjusted

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-5.6: Frontier intelligence that scales with your ambition · Science And Health table / HealthBench Professional / GPT‑5.6 Terra · reviewed 2026-09-06

GPT-5.6: Frontier intelligence that scales with your ambitionlab self-report2026-09-06
GPT-5.6 LunaOpenAI55.7%
Reported settings & source

Launch table reported configuration; per-cell reasoning effort unspecified; official paper scoring; length-adjusted

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-5.6: Frontier intelligence that scales with your ambition · Science And Health table / HealthBench Professional / GPT‑5.6 Luna · reviewed 2026-09-06

GPT-5.6: Frontier intelligence that scales with your ambitionlab self-report2026-09-06
Claude Opus 4.8Anthropic53%
Reported settings & source

Launch table reported configuration; per-cell reasoning effort unspecified; official paper scoring; length-adjusted

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-5.6: Frontier intelligence that scales with your ambition · Science And Health table / HealthBench Professional / Claude Opus 4.8 · reviewed 2026-09-06

GPT-5.6: Frontier intelligence that scales with your ambitionlab self-report2026-09-06
GPT-5.5OpenAI49.5%
Reported settings & source

Launch table reported configuration; per-cell reasoning effort unspecified; official paper scoring; length-adjusted

Provider-published result; comparator measurements are not automatically independently reproduced.

GPT-5.6: Frontier intelligence that scales with your ambition · Science And Health table / HealthBench Professional / GPT‑5.5 · reviewed 2026-09-06

GPT-5.6: Frontier intelligence that scales with your ambitionlab self-report2026-09-06