| Anthropic | Claude Sonnet 5.5 (max) | 64.5% | Source for Claude Sonnet 5.5 (max) on Humanity's Last Exam Full set — With tools (opens in a new tab) | 20016 |
| Anthropic | Claude Opus 5.5 (adaptive thinking, max; with tools) | 67.7% | Source for Claude Opus 5.5 (adaptive thinking, max; with tools) on Humanity's Last Exam Full set — With tools (opens in a new tab) | 20015 |
| Anthropic | Claude Fable 5.1 (with tools) | 65.0% | Source for Claude Fable 5.1 (with tools) on Humanity's Last Exam Full set — With tools (opens in a new tab) | 20004 |
| Anthropic | Claude Opus 4.8 (adaptive thinking, max) | 57.9% | Source for Claude Opus 4.8 (adaptive thinking, max) on Humanity's Last Exam Full set — With tools (opens in a new tab) | 20011 |
| Anthropic | Claude Opus 4.7 (adaptive thinking, max) | 54.7% | Source for Claude Opus 4.7 (adaptive thinking, max) on Humanity's Last Exam Full set — With tools (opens in a new tab) | 20010 |
| Anthropic | Claude Sonnet 4.6 (adaptive thinking, max) | 49.0% | Source for Claude Sonnet 4.6 (adaptive thinking, max) on Humanity's Last Exam Full set — With tools (opens in a new tab) | 20009 |
| Anthropic | Claude Opus 4.6 (adaptive thinking, max) | 53.0% | Source for Claude Opus 4.6 (adaptive thinking, max) on Humanity's Last Exam Full set — With tools (opens in a new tab) | 20008 |