StepFun: Step 3.7 Flash wins on more metrics (5 of 9), but the right pick depends on what you optimize for — see the breakdown below.
| Metric | StepFun: Step 3.7 Flash | Z.ai: GLM 4.7 |
|---|---|---|
| Intelligence Index | 42.6✓ | 42.1 |
| Coding Index | 37.1✓ | 36.3 |
| GPQA Diamond | 81% | 86%✓ |
| Design Arena Elo | 1232 | 1274✓ |
| Speed (tokens/sec) | 74 | 513✓ |
| Latency | 1.8s | 454ms✓ |
| Input price /M | $0.200✓ | $0.400 |
| Output price /M | $1.15✓ | $1.75 |
| Context window | 256K✓ | 203K |
| Capabilities | ReasoningToolsJSONVision | ReasoningToolsJSON |