| Category | Claude Fable 5.1 | GPT-6 Astra | Reading |
|---|---|---|---|
| Agentic | 78.7 Supported · #1/151 | 70.3 Supported · #5/151 | Claude Fable 5.1 leads |
| Coding | 84.2 Supported · #1/183 | 75.3 Estimated · #4/183 | Directional only |
| Reasoning | 79.4 #2/22 | 88.8 #1/22 | Directional only |
| Knowledge | 86.4 Supported · #1/181 | 81.7 Supported · #4/181 | Claude Fable 5.1 leads |
| Math | — | 85.2 Unranked · 1 rankable row | Not comparable |
| Multilingual | — | — | Not comparable |
| Multimodal | — | 82.6 Unranked · 3 rankable rows | Not comparable |
| Instruction following | — | — | Not comparable |