# Gemini 3.1 Pro Preview vs GPT-5 Mini

As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5 Mini in 7 of 7 shared categories: General LLM, Reasoning, Math, Science, Long context, Factuality, and Abstraction (ARC).

Gemini 3.1 Pro Preview: $4.5 per 1M blended tokens.

GPT-5 Mini: $0.6875 per 1M blended tokens.

Gemini 3.1 Pro Preview: closed weights.

GPT-5 Mini: closed weights.

- Which to pick, General LLM: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5 Mini in General LLM at #15 against #128.
- Which to pick, Reasoning: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5 Mini in Reasoning at #14 against #130.
- Which to pick, Math: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5 Mini in Math at #3 against #21.
- Which to pick, Science: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5 Mini in Science at #7 against #81.
- Which to pick, Long context: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5 Mini in Long context at #12 against #146.
- Which to pick, Factuality: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5 Mini in Factuality at #18 against #110.
- Which to pick, Abstraction (ARC): As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5 Mini in Abstraction (ARC) at #2 against #41.

As of Oct 14, 2026, Gemini 3.1 Pro Preview is state of the art on best per dollar in Math (since Oct 14, 2026; sources Humanity's Last Exam; methodology v1.0).

As of Oct 14, 2026, GPT-5 Mini is a former state-of-the-art holder in Math (since Sep 29, 2025; sources Humanity's Last Exam; methodology v1.0).