# Gemini 3.5 Flash vs GPT-5.4

As of Oct 15, 2026, Gemini 3.5 Flash leads GPT-5.4 in 3 of 7 shared categories: General LLM, Coding › Web dev, and Long context.

Gemini 3.5 Flash: $3.375 per 1M blended tokens.

GPT-5.4: $5.625 per 1M blended tokens.

Gemini 3.5 Flash: closed weights.

GPT-5.4: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Gemini 3.5 Flash leads GPT-5.4 in General LLM at #25 against #30.
- Which to pick, Reasoning: As of Oct 15, 2026, GPT-5.4 leads Gemini 3.5 Flash in Reasoning at #32 against #35.
- Which to pick, Science: As of Oct 15, 2026, GPT-5.4 leads Gemini 3.5 Flash in Science at #16 against #18.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Gemini 3.5 Flash leads GPT-5.4 in Coding › Web dev at #52 against #60.
- Which to pick, Long context: As of Oct 15, 2026, Gemini 3.5 Flash leads GPT-5.4 in Long context at #33 against #40.
- Which to pick, Factuality: As of Oct 15, 2026, GPT-5.4 leads Gemini 3.5 Flash in Factuality at #6 against #14.
- Which to pick, Abstraction (ARC): As of Oct 15, 2026, GPT-5.4 leads Gemini 3.5 Flash in Abstraction (ARC) at #10 against #12.

As of Oct 15, 2026, Gemini 3.5 Flash is ranked #12 in Abstraction (ARC) (since Oct 15, 2026; sources ARC-AGI; methodology v1.0).

As of Oct 15, 2026, GPT-5.4 is a former state-of-the-art holder in General LLM (since Apr 10, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).