OpenAIGPT
GPT-5.5
OpenAI · GPT. Released Apr 23, 2026.
10 results
Benchmark results 10
Compare this model| Benchmark | Category | Score | Metric | Status | Date | |
|---|---|---|---|---|---|---|
| FrontierMath | Reasoning | 51.7% | accuracy | Official | May 30, 2026 | Details |
| DeepSWE | Coding | 70.05% | % resolved | Official | — | Details |
| ARC-AGI-2 | Reasoning | 85% | accuracy | Official | May 19, 2026 | Details |
| LMArena | Chat preference | 1463 | source-defined rating | Official | May 27, 2026 | Details |
| LiveBench | Reasoning | 80.71% | score | Official | Jan 8, 2026 | Details |
| GPQA Diamond | Reasoning | 94.0% | accuracy | Official | May 30, 2026 | Details |
| SWE-bench Verified | Coding | 80.6% | % resolved | Official | May 30, 2026 | Details |
| Humanity's Last Exam | Reasoning | 43.56% | accuracy | Official | May 31, 2026 | Details |
| AIME (OTIS Mock) | Reasoning | 100.0% | accuracy | Official | May 30, 2026 | Details |
| SimpleQA Verified | Other | 63.1% | accuracy | Official | May 30, 2026 | Details |