# Best AI model for math — October 2026

As of Oct 14, 2026, GPT-6 Astra is state of the art in Math (since Sep 28, 2026; sources Humanity's Last Exam; methodology v1.0).

Category board: https://isitsota.com/c/math

## Top 10

- #1 GPT-6 Astra
- #2 Claude Fable 5.1
- #3 Gemini 3.1 Pro Preview
- #4 Claude Sonnet 5.5
- #5 Gemini 3.8 Flash
- #6 GPT-5.4 Pro
- #7 Muse Spark
- #8 Gemini 3 Pro Preview
- #9 GPT-5.4
- #10 Claude Opus 4.7

## Crown changes

- Sep 28, 2026 — Math: GPT-6 Astra takes the crown
- Apr 16, 2026 — Math: Gemini 3.1 Pro Preview and GPT-5.4 Pro and Muse Spark are co-SOTA
- Mar 3, 2026 — Math: Gemini 3.1 Pro Preview takes the crown

## Weights

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