# Gemini 3.8 Flash vs GPT-5.4

As of Oct 15, 2026, Gemini 3.8 Flash leads GPT-5.4 in 7 of 8 shared categories: General LLM, Reasoning, Math, Science, Coding › Web dev, Long context, and Abstraction (ARC).

Gemini 3.8 Flash: $1.5 per 1M blended tokens.

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

Gemini 3.8 Flash: closed weights.

GPT-5.4: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Gemini 3.8 Flash leads GPT-5.4 in General LLM at #7 against #28.
- Which to pick, Reasoning: As of Oct 15, 2026, Gemini 3.8 Flash leads GPT-5.4 in Reasoning at #6 against #29.
- Which to pick, Math: As of Oct 15, 2026, Gemini 3.8 Flash leads GPT-5.4 in Math at #5 against #9.
- Which to pick, Science: As of Oct 15, 2026, Gemini 3.8 Flash leads GPT-5.4 in Science at #4 against #16.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Gemini 3.8 Flash leads GPT-5.4 in Coding › Web dev at #27 against #55.
- Which to pick, Long context: As of Oct 15, 2026, Gemini 3.8 Flash leads GPT-5.4 in Long context at #5 against #34.
- Which to pick, Factuality: As of Oct 15, 2026, GPT-5.4 leads Gemini 3.8 Flash in Factuality at #6 against #17.
- Which to pick, Abstraction (ARC): As of Oct 15, 2026, Gemini 3.8 Flash leads GPT-5.4 in Abstraction (ARC) at #1 against #10.

As of Oct 15, 2026, Gemini 3.8 Flash is state of the art on best per dollar in General LLM (since Oct 14, 2026; sources LMArena Text (style-controlled, overall); 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).