OpenAI: GPT-5.5 (batch)
openai/gpt-5.5:batch
Context: 1,050,000In: $2.50/1MOut: $15.00/1MUpdated 2026-10-04
GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...
Intelligence
38.4
Coding
74.9
Agentic
36.4
Metric profile
Trend over time
Design Arena (ELO by category)
| Category | ELO | Win rate | Rank |
|---|---|---|---|
| gamedev | 1308 | 58.1% | #13 |
| dataviz | 1273 | 56.1% | #22 |
| asciiart | 1267 | 58.9% | #13 |
| codecategories | 1266 | 53.7% | #29 |
| uicomponent | 1265 | 53.8% | #30 |
| website | 1263 | 52.8% | #33 |
| svg | 1235 | 55.7% | #16 |
| 3d | 1212 | 49.9% | #42 |
| agenticgamedev | 1179 | 52.4% | #14 |
| androidnative | 1177 | 50.9% | #19 |
| godotgamedev | 1173 | 52.3% | #18 |
| pptxslides | 1157 | 45.3% | #6 |
| agenticslides(python-pptx) | 1155 | 45.2% | #6 |
| python-pptxslides | 1152 | 43.3% | #23 |
| agenticslides | 1150 | 43.5% | #6 |
| mobileapps | 1139 | 50.4% | #30 |
| webapps | 1110 | 42.6% | #32 |
| fullstack | 1088 | 43% | #29 |
| agentichtmlslides | 1084 | 34.2% | #8 |
| agenticslides(html) | 1077 | 33.2% | #8 |
| htmlslides | 1067 | 35.6% | #22 |