GPT-5.5 Non-reasoning
| Released | 2026-04-23 |
|---|---|
| Price per 1M | $5.00 in · $30.00 out |
| Overall score | 50.2 · rank 262 |
| Context window | 1,050,000 tokens |
| Provider | OpenAI |
| Weights | Proprietary |
| Configuration | Non-reasoning |
Scores
| Dimension | Score | Rank | Benchmarks |
|---|---|---|---|
| Overall: Balanced | 50.2 | 262 | 7 |
| Overall: Coding | 52.2 | 233 | 6 |
| Overall: Reasoning | 47.3 | 299 | 6 |
| Overall: Agentic work | 51.1 | 258 | 6 |
| Overall: Frontend | 52.9 | 180 | 1 |
| Coding | 52.9 | 216 | 1 |
| Reasoning | 48.0 | 286 | 5 |
| Math | 46.4 | 219 | 1 |
| Value vs price | −6.9 | 330 |
Evidence
Coding 52.9 ±4.7
Reasoning 48.0 ±2.5
| Benchmark | Result | Source | Date |
|---|---|---|---|
| Extended NYT Connections | 22.0% | Lech Mazur | 2026-11-10 |
| GPQA Diamond | 77.3% | Epoch AI | 2026-08-07 |
| CritPt | 1.4% | Epoch AI | 2026-11-11 |
| Chess Puzzles | 9.0% | Epoch AI | 2026-10-13 |
| Mystery Game Puzzles | 18.0% | Epoch AI | 2026-08-27 |
Math 46.4 ±3.6
| Benchmark | Result | Source | Date |
|---|---|---|---|
| OTIS Mock AIME 2024-2025 | 57.8% | Epoch AI | 2026-08-07 |
Names matched to this model
gpt-5-5-non-reasoning