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| Spec | Google | Z.AI |
|---|---|---|
| Params | 32.7B | 754B |
| Architecture | dense | moe |
| Context | 262K | 205K |
| Weights | ||
| License | Apache License 2.0 | MIT License |
| 20.6 GBest | 475.3 GBest | |
| Cheapest hosted (out/1M) | $0.34 · OpenRouter | $2.55 · OpenRouter |
| Released | Mar 11, 2026 | Feb 11, 2026 |
| Arena Agent (IPS) | −0.161 | — |
| Arena Coding | 1498.1 | 1497.4 |
| Arena Creative Writing | 1420.6 | 1446.2 |
| Arena Hard Prompts | 1473.2 | 1477.9 |
| Arena Instruction Following | 1451.6 | 1446.6 |
| Arena Maths | 1471.3 | 1442.3 |
| Arena Text (overall) | 1450.9 | 1456.7 |
| Arena Code (WebDev) | 1363.4 | 1434.7 |
| SWE-bench Verified | — | 72.8via mini-SWE-agent |
