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Pick up to 4. Every model here is free in free-pi.
Laguna S 2.1 (Poolside) GPT-6.1 Sol DeepSeek V4 Pro
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| Laguna S 2.1 (Poolside) | GPT-6.1 Sol | DeepSeek V4 Pro | |
|---|---|---|---|
| Maker | Poolside | OpenAI | DeepSeek |
| Usage in free-pi | free preview, rate-limited · free, then ~1.8x usage | premium, uses allowance fast · ~41x usage | ~8.6x usage |
| Intelligence index | — | 51.8 (best) | 30.4 |
| Coding index | — | — | 59.4 |
| Context window | 262,144 tokens | 1,050,000 tokens (best) | 1,048,576 tokens |
| Max output | 32,768 tokens | 128,000 tokens | 384,000 tokens (best) |
| Inputs | Text | Text, image, file (best) | Text |
| Tool calling | Yes | Yes | Yes |
| Reasoning effort | No | Yes | Yes |
| Structured output | No | Yes | Yes |
| Released | Jul 21, 2026 | Sep 29, 2026 | Apr 24, 2026 |
| 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.