# Gemini 3.5 Flash vs GPT-5.4 Pro

As of Oct 14, 2026, Gemini 3.5 Flash leads GPT-5.4 Pro in 0 of 2 shared categories.

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

GPT-5.4 Pro: $67.5 per 1M blended tokens.

Gemini 3.5 Flash: closed weights.

GPT-5.4 Pro: closed weights.

- Which to pick, Science: As of Oct 14, 2026, GPT-5.4 Pro leads Gemini 3.5 Flash in Science at #6 against #18.
- Which to pick, Abstraction (ARC): As of Oct 14, 2026, GPT-5.4 Pro leads Gemini 3.5 Flash in Abstraction (ARC) at #8 against #12.

As of Oct 14, 2026, Gemini 3.5 Flash is ranked #12 in Abstraction (ARC) (since Oct 14, 2026; sources ARC-AGI; methodology v1.0).

As of Oct 14, 2026, GPT-5.4 Pro is a former state-of-the-art holder in Math (since Apr 16, 2026; sources Humanity's Last Exam; methodology v1.0).