| Benchmark | GPT-5.5 | Muse Spark |
|---|---|---|
| AA Agentic Index | 47.4 | 28.7 |
| AA Intelligence | 56.3 | 44.3 |
| AA-LCR | 79 | 77 |
| AA-Omniscience | 20.5 | 7.2 |
| ARC-AGI-2 | 85 | 42.5 |
| arena_elo | 1482 | 1488 |
| arena_text_factuality | 1482 | 1467 |
| arena_vision | 1283 | 1295 |
| Artificial Analysis Coding Index | 74.9 | 58.6 |
| coding_arena_elo | 1457 | 1540 |
| critpt | 27.1 | 11.3 |
| cybergym | 81.8 | 43.5 |
| Fortress | 16.3 | 20.2 |
| frontiermath_tier_4 | 35.4 | 14.6 |
| gdpval | 49.5 | 32.3 |
| GPQA Diamond | 93.6 | 89.5 |
| HLE | 52.2 | 58.4 |
| HLE Calibration | 44.2 | 50.3 |
| IFBench | 75.9 | 75.9 |
| itbenchSre | 45.8 | 16.2 |
| MCP Atlas | 82.8 | 82.2 |
| MMMU-Pro | 83.2 | 80.5 |
| OmniScience Accuracy | 58 | 49.6 |
| OmniScience Non-Hallucination | 12 | 26.8 |
| OR-Bench (FRR) | 6.7 | 8 |
| scicode | 56.1 | 51.5 |
| simpleqa_verified | 63.1 | 66.3 |
| SWE-bench Pro | 58.6 | 55 |
| SWE-bench Verified | 80.6 | 77.4 |
| TauBench V3 - Banking | 39 | 19.6 |
| Terminal-Bench 2.0 | 82.7 | 59 |
| Terminal-Bench 2.1 | 84.3 | 62.2 |
| Terminal-Bench Hard | 60.6 | 45.5 |
| wmdp | 85.5 | 85.6 |
| τ²-Bench Telecom (AA run) | 93.9 | 91.5 |
| τ³-Bench | 31.3 | 19.6 |
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.