DeepSeek: R1 0528 wins on more metrics (6 of 9), but the right pick depends on what you optimize for — see the breakdown below.
| Metric | DeepSeek: R1 0528 | Z.ai: GLM 4.5 |
|---|---|---|
| Intelligence Index | 27.1✓ | 26.4 |
| Coding Index | 24.0 | 26.3✓ |
| GPQA Diamond | 81%✓ | 78% |
| Design Arena Elo | 1222 | 1251✓ |
| Speed (tokens/sec) | 29 | 39✓ |
| Latency | 654ms✓ | 1.4s |
| Input price /M | $0.500✓ | $0.600 |
| Output price /M | $2.15✓ | $2.20 |
| Context window | 164K✓ | 131K |
| Capabilities | ReasoningToolsJSON | ReasoningToolsJSON |