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Add up to four models via ?models=slug-a,slug-b — or pick from any model page.
| Spec | xAI |
|---|---|
| Context | 2M |
| Weights | |
| License | — |
| — | |
| Cheapest hosted (out/1M) | $2.50 · OpenRouter |
| Released | Mar 31, 2026 |
| Arena Coding | 1508.1 |
| Arena Creative Writing | 1461.1 |
| Arena Hard Prompts | 1486.2 |
| Arena Instruction Following | 1448.9 |
| Arena Maths | 1452 |
| Arena Text (overall) | 1474.4 |
