Math benchmark
FrontierMath Erdős leaderboard
As of October 2026, GPT-6 Astra has the highest published FrontierMath Erdős score on Noometry at 2.9%, out of 7 models with results.
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About FrontierMath Erdős
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Top 7 models
- GPT-6 Astra 2.9%
- Claude Opus 5.5 2.9%
- Claude Sonnet 5.5 2.9%
- Claude Fable 5 0%
- Claude Fable 5.1 0%
- GPT-5.5 0%
- GPT-5.6 Sol 0%
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All results
| # | Model | Provider | Score | Setting | Source | Date |
|---|---|---|---|---|---|---|
| 1 | GPT-6 Astra | OpenAI | 2.9% | max | Epoch AI | 2026-08-28 |
| 2 | Claude Opus 5.5 | Anthropic | 2.9% | max | Epoch AI | 2026-09-24 |
| 3 | Claude Sonnet 5.5 | Anthropic | 2.9% | max | Epoch AI | 2026-10-08 |
| 4 | Claude Fable 5 | Anthropic | 0% | max | Epoch AI | 2026-08-28 |
| 5 | Claude Fable 5.1 | Anthropic | 0% | max | Epoch AI | 2026-09-01 |
| 6 | GPT-5.5 | OpenAI | 0% | xhigh | Epoch AI | 2026-08-28 |
| 7 | GPT-5.6 Sol | OpenAI | 0% | max | Epoch AI | 2026-08-28 |
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Frequently asked questions
Which model has the highest FrontierMath Erdős score?
As of October 2026, GPT-6 Astra has the highest published FrontierMath Erdős score on Noometry at 2.9%, out of 7 models with results.