Compare models
Pick up to 4. Every model here is free in free-pi.
| Defense Flash | Qwen3.5 35B (Darkbloom) | DeepSeek V4 Flash | GPT-6 Luna | |
|---|---|---|---|---|
| Maker | — | — | DeepSeek | OpenAI |
| Usage in free-pi | ~20x usage | ~1.4x usage | 1x usage (default) | ~2.0x usage |
| Intelligence index | — | — | 34.3 | 38.1 (best) |
| Coding index | — | — | 69.1 | — |
| Context window | — | — | 1,048,576 tokens | 1,050,000 tokens (best) |
| Max output | — | — | 131,072 tokens (best) | 128,000 tokens |
| Inputs | — | — | Text | Text, image, file (best) |
| Tool calling | — | — | Yes | Yes |
| Reasoning effort | — | — | Yes | Yes |
| Structured output | — | — | Yes | Yes |
| Released | — | — | Jul 31, 2026 | Sep 22, 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.