DeepSeek: DeepSeek V4 Flash wins on more metrics (5 of 9), but the right pick depends on what you optimize for — see the breakdown below.
| Metric | Anthropic: Claude Fable 5 | DeepSeek: DeepSeek V4 Flash |
|---|---|---|
| Intelligence Index | 59.9✓ | 40.3 |
| Coding Index | 62.0✓ | 38.7 |
| GPQA Diamond | 93%✓ | 89% |
| Design Arena Elo | 1417✓ | 1278 |
| Speed (tokens/sec) | — | 77✓ |
| Latency | — | 529ms✓ |
| Input price /M | $10.00 | $0.098✓ |
| Output price /M | $50.00 | $0.196✓ |
| Context window | 1M | 1.0M✓ |
| Capabilities | ReasoningToolsJSONVision | ReasoningToolsJSON |