# GPT-5.4 vs Mistral Large 4

As of Oct 15, 2026, GPT-5.4 leads Mistral Large 4 in 5 of 6 shared categories: General LLM, Reasoning, Science, Long context, and Factuality.

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

Mistral Large 4: $1.0324999999999998 per 1M blended tokens.

GPT-5.4: closed weights.

Mistral Large 4: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, GPT-5.4 leads Mistral Large 4 in General LLM at #30 against #101.
- Which to pick, Reasoning: As of Oct 15, 2026, GPT-5.4 leads Mistral Large 4 in Reasoning at #32 against #98.
- Which to pick, Science: As of Oct 15, 2026, GPT-5.4 leads Mistral Large 4 in Science at #16 against #45.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Mistral Large 4 leads GPT-5.4 in Coding › Web dev at #38 against #60.
- Which to pick, Long context: As of Oct 15, 2026, GPT-5.4 leads Mistral Large 4 in Long context at #40 against #108.
- Which to pick, Factuality: As of Oct 15, 2026, GPT-5.4 leads Mistral Large 4 in Factuality at #6 against #100.

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).

As of Oct 15, 2026, Mistral Large 4 is ranked #38 in Coding › Web dev (since Oct 15, 2026; sources LMArena WebDev; methodology v1.0).