Reasoning benchmark
CritPt leaderboard
As of October 2026, GPT-5.6 Sol has the highest published CritPt score on Noometry at 32.3%, out of 134 models with results.
Last verified
About CritPt
Research-level physics problems written by working physicists.
- Category
- Reasoning
- Introduced
- 2025
- Format
- Exact answer
- Unit
- Percent (random guessing ≈ 0%)
- Official site
- critpt.com
Top 15 models
- GPT-5.6 Sol 32.3%
- Claude Opus 5.5 31.7%
- GPT-6.1 Sol 31.7%
- GPT-6 Astra 31.7%
- Claude Sonnet 5.5 31.4%
- Claude Fable 5.1 31.1%
- GPT-6 Sol 30.9%
- GPT-5.5 Pro 30.6%
- GPT-5.4 Pro 30%
- GPT-5.6 Terra 30%
- Claude Opus 5 29.1%
- Claude Fable 5 28.6%
- Gemini 4 Argon 27.1%
- GPT-5.5 27.1%
- MiMo-V2.6-Pro 26.6%
Sponsored placements are available on pages like this one. Advertise on Noometry
All results
Compare the leaders
Frequently asked questions
What does CritPt measure?
Research-level physics problems written by working physicists.
Which model has the highest CritPt score?
As of October 2026, GPT-5.6 Sol has the highest published CritPt score on Noometry at 32.3%, out of 134 models with results.
What is the best open-weight model on CritPt?
MiMo-V2.6-Pro has the highest CritPt accuracy among open-weight models at 26.6%, ranking 15 of 134 overall.