free-pi

Compare models

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

Defense FlashSolar Pro 4Claude Sonnet 5.5MiMo V2.6 Flash (Xiaomi)
Maker—UpstageAnthropicXiaomi
Usage in free-pi~20x usage~0.6x usagepremium, uses allowance fast · ~41x usage~2.8x usage
Intelligence index—28.256 (best)37.9
Coding index—52.7——
Context window—524,288 tokens1,000,000 tokens1,050,000 tokens (best)
Max output—131,072 tokens (best)128,000 tokens131,072 tokens (best)
Inputs—TextText, image, fileText, image, audio, video (best)
Tool calling—YesYesYes
Reasoning effort—YesYesNo
Structured output—YesYesYes
Released—Aug 10, 2026Sep 28, 2026Sep 21, 2026
Model pageModel 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.