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GPT-5.5 Instant (May 2026) vs Granite 4.1 8B
OpenAI vs IBM — side-by-side benchmark comparison
| GPT-5.5 Instant (May 2026) | Granite 4.1 8B | |
|---|---|---|
| Intelligence Index | 41.8 | 12.4 |
| Coding Index | 45.1 | 7.3 |
| Math Index | — | — |
| Output speed (tok/s) | 0.0 | 111.5 |
| Blended price ($/1M) | $11.25 | $0.06 |
| Time to first token (s) | 0.00s | 0.41s |
| aime | — | — |
| aime 25 | — | — |
| artificial analysis coding index | 45.10 | 7.30 |
| artificial analysis intelligence index | 41.80 | 12.40 |
| artificial analysis math index | — | — |
| gpqa | 84.6% | 43.3% |
| hle | 20.3% | 3.8% |
| ifbench | 71.5% | 38.6% |
| lcr | 55.7% | 12.0% |
| livecodebench | — | — |
| math 500 | — | — |
| mmlu pro | — | — |
| scicode | 50.3% | 21.8% |
| tau2 | 49.4% | 27.8% |
| terminalbench hard | 42.4% | 0.0% |
Benchmark data from Artificial Analysis.