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K2-V2 (medium) vs Claude 4.1 Opus (Reasoning)
MBZUAI Institute of Foundation Models vs Anthropic — side-by-side benchmark comparison
| K2-V2 (medium) | Claude 4.1 Opus (Reasoning) | |
|---|---|---|
| Intelligence Index | 18.7 | 42.0 |
| Coding Index | 14.0 | 36.5 |
| Math Index | 64.7 | 80.3 |
| Output speed (tok/s) | 0.0 | 44.5 |
| Blended price ($/1M) | $0.00 | $32.81 |
| Time to first token (s) | 0.00s | 8.55s |
| aime | — | — |
| aime 25 | 64.7% | 80.3% |
| artificial analysis coding index | 14.00 | 36.50 |
| artificial analysis intelligence index | 18.70 | 42.00 |
| artificial analysis math index | 64.70 | 80.30 |
| gpqa | 59.8% | 80.9% |
| hle | 4.4% | 11.9% |
| ifbench | 55.1% | 55.4% |
| lcr | 28.0% | 66.3% |
| livecodebench | 54.1% | 65.4% |
| math 500 | — | — |
| mmlu pro | 76.1% | 88.0% |
| scicode | 25.2% | 40.9% |
| tau2 | 24.9% | 71.4% |
| terminalbench hard | 8.3% | 34.3% |
Benchmark data from Artificial Analysis.