| Benchmark | Claude Sonnet 4.5 | GPT-5.6 Sol |
|---|---|---|
| AA Agentic Index | 50.6 | 57.8 |
| AA Intelligence | 37.4 | 61 |
| AA-LCR | 68.3 | 77.7 |
| AA-Omniscience | -0.1 | 22 |
| arc_agi_1 | 63.7 | 97.5 |
| ARC-AGI-2 | 13.6 | 92.5 |
| arena_elo | 1456 | 1482 |
| arena_text_factuality | 1448 | 1474 |
| Artificial Analysis Coding Index | 52.1 | 78.3 |
| browsecomp | 24.1 | 90.4 |
| charxiv_rq | 67.2 | 87.8 |
| coding_arena_elo | 1392 | 1619 |
| critpt | 1.1 | 32.3 |
| gdpval | 40.4 | 61.1 |
| GPQA Diamond | 83.4 | 94.6 |
| HealthBench | 44.2 | 57 |
| HLE | 19.8 | 49.5 |
| HLE (with tools) | 32 | 58 |
| IFBench | 57.3 | 72.7 |
| longbench_v2 | 61.8 | 67.1 |
| MCP Atlas | 59.5 | 83.6 |
| MMMU-Pro | 68.7 | 84.6 |
| OmniScience Accuracy | 32.9 | 59.4 |
| OmniScience Non-Hallucination | 50.9 | 10.6 |
| OSWorld-Verified | 61.4 | 83 |
| scicode | 45 | 56.9 |
| simplebench | 54.3 | 64.8 |
| simpleqa_verified | 23.6 | 71.6 |
| SWE-bench Pro | 43.6 | 64.6 |
| TauBench V3 - Banking | 24.5 | 44.3 |
| Terminal-Bench 2.1 | 55.8 | 89.5 |
| Terminal-Bench Hard | 35.6 | 65.9 |
| toolathlon | 41 | 58 |
| τ²-Bench Telecom (AA run) | 78.1 | 85.1 |
Best tracked score per model per benchmark (default configuration; source-attributed). ↓ marks lower-is-better metrics. Open either model for its full surface, provenance and pricing.