# Best open-weights AI model for math — October 2026

As of Oct 14, 2026, Math, open weights is uncrowned on isitsota (methodology v1.0).

Category board: https://isitsota.com/c/math?slice=open-weights

## Top 10


## Crown changes

- Apr 5, 2025 — Math: Llama 4 Maverick 17B 128e Instruct takes the crown

## Weights

- Humanity's Last Exam: primary, weight 1
- FrontierMath: primary, weight 1
- LMArena Text (style-controlled, math): primary, weight 0.8