Z.ai: GLM 4.6V wins on more metrics (6 of 9), but the right pick depends on what you optimize for — see the breakdown below.
| Metric | OpenAI: GPT-4.1 Mini | Z.ai: GLM 4.6V |
|---|---|---|
| Intelligence Index | 22.9 | 23.4✓ |
| Coding Index | 18.5 | 19.7✓ |
| GPQA Diamond | 66% | 72%✓ |
| Design Arena Elo | 1140✓ | — |
| Speed (tokens/sec) | 50 | 60✓ |
| Latency | 723ms✓ | 1.5s |
| Input price /M | $0.400 | $0.300✓ |
| Output price /M | $1.60 | $0.900✓ |
| Context window | 1.0M✓ | 131K |
| Capabilities | ToolsJSONVision | ReasoningToolsJSONVision |