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GLM-5.1 (Reasoning) vs Claude 4.1 Opus (Non-reasoning)
Z AI vs Anthropic — side-by-side benchmark comparison
| GLM-5.1 (Reasoning) | Claude 4.1 Opus (Non-reasoning) | |
|---|---|---|
| Intelligence Index | 51.4 | 36.0 |
| Coding Index | 43.4 | — |
| Math Index | — | — |
| Output speed (tok/s) | 61.2 | 44.7 |
| Blended price ($/1M) | $2.15 | $32.81 |
| Time to first token (s) | 0.86s | 1.63s |
| aime | — | — |
| aime 25 | — | — |
| artificial analysis coding index | 43.40 | — |
| artificial analysis intelligence index | 51.40 | 36.00 |
| artificial analysis math index | — | — |
| gpqa | 86.8% | — |
| hle | 28.0% | — |
| ifbench | 76.3% | — |
| lcr | 62.3% | — |
| livecodebench | — | — |
| math 500 | — | — |
| mmlu pro | — | — |
| scicode | 43.8% | — |
| tau2 | 97.7% | — |
| terminalbench hard | 43.2% | — |
Benchmark data from Artificial Analysis.