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Pick up to 4. Every model here is free in free-pi.
Muse Spark 1.3 Contributor Defense Flash 2
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- DeepSeek V4 Flash
- Claude Haiku 5.5
- Claude Sonnet 5.5
- DeepSeek V4.1 Flash
- DeepSeek V4 Pro
- Defense Flash
- Gemini 4 Argon
- Gemini 4 Argon Flex
- GLM 5.3 Flash
- GPT-6.1 Sol
- GPT-6.1 Sol Flex
- GPT-6 Luna
- GPT-6 Luna Flex
- GPT-OSS 120B
- Kimi K3.1 Pro
- Laguna S 2.1 (Poolside)
- MiMo V2.6 Flash (Xiaomi)
- Muse Spark Open (Meta)
- Qwen3.5 35B (Darkbloom)
- Solar Pro 4
| Muse Spark 1.3 Contributor | Defense Flash 2 | |
|---|---|---|
| Maker | Meta | — |
| Usage in free-pi | trains on your data (free-pi + Meta) · ~2.0x usage | ~20x usage |
| Intelligence index | — | — |
| Coding index | — | — |
| Context window | 1,048,576 tokens | — |
| Max output | 943,718 tokens | — |
| Inputs | Text, image, file, video | — |
| Tool calling | Yes | — |
| Reasoning effort | Yes | — |
| Structured output | Yes | — |
| Released | Sep 2, 2026 | — |
| 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.