# AA-Briefcase v1.1 (rubric) — AI model rankings

Artificial Analysis agentic office-work eval, v1.1 rubric score; separate from the Elo rating

5 tracked models have a published AA-Briefcase v1.1 (rubric) score. Higher is better. Scores come from published lab reports and benchmark sources; recorded sources appear beside the scores.

## Ranking

| Rank | Model | Developer | Score | Source | Released |
| --- | --- | --- | --- | --- | --- |
| 1 | Claude Fable 5.2 | Anthropic | 66.1% | Lab | Nov 9 2026 |
| 2 | Gemini 4 Carbon | Google | 61.8% | Lab | Oct 28 2026 |
| 3 | Claude Fable 5.1 | Anthropic | 61.5% | Lab | Sep 1 2026 |
| 4 | Claude Opus 5.5 | Anthropic | 61.2% | Lab | Sep 22 2026 |
| 5 | GPT-6 Astra | OpenAI | 52% | Lab | Sep 3 2026 |


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Canonical page: https://aireleasetracker.com/benchmark/aa-briefcase-v1.1-rubric
Site index: https://aireleasetracker.com/llms.txt
Source: AI Release Tracker (https://aireleasetracker.com). Most benchmark scores come from lab launch material; gathered results identify the leaderboard that published them.