free-pi

Compare models

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

Defense FlashLaguna S 2.1 (Poolside)GPT-6 LunaSolar Pro 4
Maker—PoolsideOpenAIUpstage
Usage in free-pi~20x usagefree preview, rate-limited · free, then ~1.8x usage~2.0x usage~0.6x usage
Intelligence index——38.1 (best)28.2
Coding index———52.7
Context window—262,144 tokens1,050,000 tokens (best)524,288 tokens
Max output—32,768 tokens128,000 tokens131,072 tokens (best)
Inputs—TextText, image, file (best)Text
Tool calling—YesYesYes
Reasoning effort—NoYesYes
Structured output—NoYesYes
Released—Jul 21, 2026Sep 22, 2026Aug 10, 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.