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Pick up to 4. Every model here is free in free-pi.
GLM 5.3 Flash DeepSeek V4.1 Flash GPT-6.1 Terra Flex
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- Particle
- DeepSeek V4 Flash
- Abliterated Large Flash
- Abliterated Large V2
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- DeepSeek V4.1 Flash Abliterated
- DeepSeek V4 Pro
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- GPT-6.1 Sol Flex
- GPT-6.1 Terra
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- GPT-6 Luna Flex
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- Qwen3.5 35B
- Qwen 3.6 Plus Uncensored
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- Uncensored 1.2
| Attribute | GLM 5.3 Flash | DeepSeek V4.1 Flash | GPT-6.1 Terra Flex |
|---|---|---|---|
| Maker | Z.ai | DeepSeek | OpenAI |
| Usage in free-pi | 🔥 Free Unlimited: limited time | 🔥 Free Unlimited: limited time | slower · ~20x usage |
| Intelligence index | 27.8 | 28.6 | 51.3 (best) |
| Coding index | 71.5 | — | — |
| Context window | 1,048,576 tokens | 1,048,576 tokens | 1,050,000 tokens (best) |
| Max output | 943,717 tokens (best) | 393,216 tokens | 128,000 tokens |
| Inputs | Text, image, video (best) | Text, image | Text, image, file (best) |
| Tool calling | Yes | Yes | Yes |
| Reasoning effort | Yes | Yes | Yes |
| Structured output | Yes | Yes | Yes |
| Released | Aug 26, 2026 | Oct 17, 2026 | Oct 26, 2026 |
| Model page | Model page | Model page | Model page |
Stats refreshed automatically. Usage rate from free-pi. Green marks the best value in each row. “—” means no figure is available.