← All benchmarks
GPT-5.5 (xhigh)
OpenAI · Released 2026-04-23 · Independent benchmark scores from Artificial Analysis
Intelligence Index
54.8
Output speed
0.0
tokens/sec
Blended price
$11.25
per 1M tokens
Time to first token
0.00s
Model metadata
| Model ID | 1f054429-397e-4fdb-9e71-67bc92c1735e |
|---|---|
| Slug | gpt-5-5 |
| Release date | 2026-04-23 |
| Provider | OpenAI |
| Provider slug | openai |
| Output speed | 0.0 tok/s |
| Time to first token | 0.00s |
| Time to first answer | 0.00s |
| Blended price ($/1M) | $11.25 |
| Input price ($/1M) | $5.00 |
| Output price ($/1M) | $30.00 |
All evaluation scores (17)
| aime | — |
|---|---|
| aime 25 | — |
| artificial analysis coding index | 74.90 |
| artificial analysis intelligence index | 54.80 |
| artificial analysis math index | — |
| gpqa | 93.5% |
| hle | 44.3% |
| ifbench | 75.9% |
| lcr | 74.3% |
| livecodebench | — |
| math 500 | — |
| mmlu pro | — |
| scicode | 56.1% |
| tau banking | 31.3% |
| tau2 | 93.9% |
| terminalbench hard | 60.6% |
| terminalbench v2 1 | 84.3% |
Source: artificialanalysis.ai/models/gpt-5-5
Benchmark data from Artificial Analysis.