free-pi

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Pick up to 4. Every model here is free in free-pi.

AttributeQwen3.5 35BGPT-6.1 TerraGPT-6 Luna Flex
Maker—OpenAIOpenAI
Usage in free-pi~2.9x usagepremium, uses allowance fast · ~20x usageslower · ~2.0x usage
Intelligence index—51 (best)27.8
Coding index———
Context window—1,050,000 tokens (best)1,050,000 tokens (best)
Max output—128,000 tokens (best)128,000 tokens (best)
Inputs—Text, image, file (best)Text, image, file (best)
Tool calling—YesYes
Reasoning effort—YesYes
Structured output—YesYes
Released—Oct 26, 2026Sep 22, 2026
Model pageModel 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.