| Anthropic | Claude Sonnet 5.5 (max) | 56.9% | Source for Claude Sonnet 5.5 (max) on Humanity's Last Exam Full set — No tools (opens in a new tab) | 20016 |
| Anthropic | Claude Fable 5.1 (no tools) | 60.9% | Source for Claude Fable 5.1 (no tools) on Humanity's Last Exam Full set — No tools (opens in a new tab) | 20004 |
| Anthropic | Claude Opus 4.8 (adaptive thinking, max) | 49.8% | Source for Claude Opus 4.8 (adaptive thinking, max) on Humanity's Last Exam Full set — No tools (opens in a new tab) | 20011 |
| Anthropic | Claude Opus 4.7 (adaptive thinking, max) | 46.9% | Source for Claude Opus 4.7 (adaptive thinking, max) on Humanity's Last Exam Full set — No tools (opens in a new tab) | 20010 |
| Anthropic | Claude Sonnet 4.6 (adaptive thinking, max) | 33.2% | Source for Claude Sonnet 4.6 (adaptive thinking, max) on Humanity's Last Exam Full set — No tools (opens in a new tab) | 20009 |
| Anthropic | Claude Opus 4.6 (adaptive thinking, max) | 40.0% | Source for Claude Opus 4.6 (adaptive thinking, max) on Humanity's Last Exam Full set — No tools (opens in a new tab) | 20008 |
| Anthropic | Claude Opus 4.5 (extended thinking) | 30.8% | Source for Claude Opus 4.5 (extended thinking) on Humanity's Last Exam Full set — No tools (opens in a new tab) | 20007 |