free-pi

Compare models

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

Defense Flash 2DeepSeek V4.1 FlashDefense FlashDeepSeek V4 Flash
Maker—DeepSeek—DeepSeek
Usage in free-pi~20x usage~3.0x usage~20x usage1x usage (default)
Intelligence index—39.5 (best)—34.3
Coding index———69.1
Context window—1,048,576 tokens (best)—1,048,576 tokens (best)
Max output—393,216 tokens (best)—131,072 tokens
Inputs—Text, image (best)—Text
Tool calling—Yes—Yes
Reasoning effort—Yes—Yes
Structured output—Yes—Yes
Released—Oct 17, 2026—Jul 31, 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.