free-pi

Compare models

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

AttributeGPT-6.1 Terra FlexSolar Pro 4Qwen 3.6 Plus Uncensored
MakerOpenAIUpstage—
Usage in free-pislower · ~20x usage~0.6x usage~20x usage
Intelligence index51 (best)28.2—
Coding index—52.7—
Context window1,050,000 tokens (best)524,288 tokens—
Max output128,000 tokens131,072 tokens (best)—
InputsText, image, file (best)Text—
Tool callingYesYes—
Reasoning effortYesYes—
Structured outputYesYes—
ReleasedOct 26, 2026Aug 10, 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.