free-pi

Compare models

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

GLM 5.3 FlashKimi K3.1 ProGPT-OSS 120B
MakerZ.aiMoonshotAIOpenAI
Usage in free-pi~1.5x usage~41x usage~0.6x usage
Intelligence index41.8 (best)—11.6
Coding index71.5 (best)—30.4
Context window1,048,576 tokens (best)1,048,576 tokens (best)131,072 tokens
Max output943,717 tokens943,718 tokens (best)65,536 tokens
InputsText, image, video (best)Text, image, video (best)Text
Tool callingYesYesYes
Reasoning effortYesYesYes
Structured outputYesYesYes
ReleasedAug 26, 2026Oct 23, 2026Aug 5, 2025
Model pageModel 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.