OpenAI: GPT-4.1 Nano wins on more metrics (8 of 9), but the right pick depends on what you optimize for — see the breakdown below.
| Metric | Anthropic: Claude 3 Haiku | OpenAI: GPT-4.1 Nano |
|---|---|---|
| Intelligence Index | 12.3 | 13.0✓ |
| Coding Index | 6.7 | 11.2✓ |
| GPQA Diamond | 37% | 51%✓ |
| Design Arena Elo | — | 1039✓ |
| Speed (tokens/sec) | 79 | 98✓ |
| Latency | 481ms✓ | 597ms |
| Input price /M | $0.250 | $0.100✓ |
| Output price /M | $1.25 | $0.400✓ |
| Context window | 200K | 1.0M✓ |
| Capabilities | ToolsVision | ToolsJSONVision |