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Add up to four models via ?models=slug-a,slug-b — or pick from any model page.
| Spec | OpenAI |
|---|---|
| Context | 400K |
| Weights | |
| License | — |
| — | |
| Cheapest hosted (out/1M) | $5.00 · OpenAI |
| Released | Nov 13, 2025 |
| Arena Coding | 1474.3 |
| Arena Creative Writing | 1410.1 |
| Arena Hard Prompts | 1455.3 |
| Arena Instruction Following | 1427.1 |
| Arena Maths | 1423.3 |
| Arena Text (overall) | 1438.7 |
| Arena Code (WebDev) | 1341.3 |
| SWE-bench Verified | 66via mini-SWE-agent |
