Compare models
Pick up to 4. Every model here is free in free-pi.
| Laguna S 2.1 (Poolside) | Defense Flash | DeepSeek V4 Pro | DeepSeek V4 Flash | |
|---|---|---|---|---|
| Maker | Poolside | — | DeepSeek | DeepSeek |
| Usage in free-pi | free preview, rate-limited · free, then ~1.8x usage | ~20x usage | ~8.6x usage | 1x usage (default) |
| Intelligence index | — | — | 30.4 | 34.3 (best) |
| Coding index | — | — | 59.4 | 69.1 (best) |
| Context window | 262,144 tokens | — | 1,048,576 tokens (best) | 1,048,576 tokens (best) |
| Max output | 32,768 tokens | — | 384,000 tokens (best) | 131,072 tokens |
| Inputs | Text (best) | — | Text (best) | Text (best) |
| Tool calling | Yes | — | Yes | Yes |
| Reasoning effort | No | — | Yes | Yes |
| Structured output | No | — | Yes | Yes |
| Released | Jul 21, 2026 | — | Apr 24, 2026 | Jul 31, 2026 |
| Model page | Model page | Model page | Model page | Model page |
Stats from OpenRouter; refreshed automatically. Usage rate from free-pi. Green marks the best value in each row. “—” means no figure is available.