# Gemini 3.1 Pro Preview vs GPT-5.4 Nano

As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5.4 Nano in 6 of 6 shared categories: General LLM, Reasoning, Science, Long context, Factuality, and Abstraction (ARC).

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

GPT-5.4 Nano: $0.4625 per 1M blended tokens.

Gemini 3.1 Pro Preview: closed weights.

GPT-5.4 Nano: closed weights.

- Which to pick, General LLM: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5.4 Nano in General LLM at #15 against #114.
- Which to pick, Reasoning: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5.4 Nano in Reasoning at #14 against #109.
- Which to pick, Science: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5.4 Nano in Science at #7 against #73.
- Which to pick, Long context: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5.4 Nano in Long context at #12 against #120.
- Which to pick, Factuality: As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5.4 Nano in Factuality at #18 against #98.
- Which to pick, Abstraction (ARC): As of Oct 14, 2026, Gemini 3.1 Pro Preview leads GPT-5.4 Nano in Abstraction (ARC) at #2 against #43.

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-5.4 Nano is ranked #43 in Abstraction (ARC) (since Oct 14, 2026; sources ARC-AGI; methodology v1.0).