reasoning
SimpleBench
- #74none of 9734.5%
Leader: Opus 5.5 · 88.4%
OpenAI · released 2025-02-27
Measured on 9 benchmarks.
General frontier
Not ranked in this mix — too little measured data for its benchmarks.
reasoning
Leader: Opus 5.5 · 88.4%
coding
Leader: GPT-6 Astra Pro · 93.6%
composite
Leader: Opus 5.5 · 57.6
composite
Leader: Gemini 4 · 1525
composite
Leader: Gemini 4 · 1553
creative
Leader: GPT-6 Astra Pro · 2281
other
Leader: Fable 5 · 1308
reasoning
Leader: Fable 5 · 98.5%
reasoning
Leader: GPT-6 Astra · 95.0%