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Compare · 2026-10-15

GPT-5.4 vs Mistral Large 3

As of Oct 15, 2026, GPT-5.4 leads Mistral Large 3 in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.

CategoryGPT-5.4Mistral Large 3
General LLM
#30 · Was SOTA · General LLM
Margin 15.957446808510639
LMArena leaderboard dataset · Oct 13, 2026
#132 · #132 in General LLM
Margin 70.2127659574468
LMArena leaderboard dataset · Oct 13, 2026
Reasoning
#32 · #32 in Reasoning
Margin 17.55319148936171
LMArena leaderboard dataset · Oct 13, 2026
#134 · #134 in Reasoning
Margin 71.80851063829788
LMArena leaderboard dataset · Oct 13, 2026
Math
#9 · #9 in Math
Margin 17.777777777777757
Epoch AI benchmarking hub · Mar 5, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Science
#16 · #16 in Science
Margin —
Epoch AI benchmarking hub · Mar 5, 2026
—
Coding
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Coding › Web dev
#60 · #60 in Coding › Web dev
Margin 47.2
LMArena leaderboard dataset · Oct 13, 2026
#118 · #118 in Coding › Web dev
Margin 93.6
LMArena leaderboard dataset · Oct 13, 2026
Long context
#40 · #40 in Long context
Margin 21.276595744680847
LMArena leaderboard dataset · Oct 13, 2026
#136 · #136 in Long context
Margin 72.34042553191489
LMArena leaderboard dataset · Oct 13, 2026
Vision
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 9, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 9, 2026
Factuality
#6 · Was SOTA · Factuality
Margin 4.0697674418604635
LMArena leaderboard dataset · Oct 13, 2026
#96 · #96 in Factuality
Margin 56.395348837209305
LMArena leaderboard dataset · Oct 13, 2026
Abstraction (ARC)
#10 · #10 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · Mar 5, 2026
—
Price per 1M tokens

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

Mistral Large 3: price per 1M tokens is unset in the catalog.

Open weights

GPT-5.4: closed weights.

Mistral Large 3: open weights.

Which to pick

General LLM: As of Oct 15, 2026, GPT-5.4 leads Mistral Large 3 in General LLM at #30 against #132.

Reasoning: As of Oct 15, 2026, GPT-5.4 leads Mistral Large 3 in Reasoning at #32 against #134.

Coding › Web dev: As of Oct 15, 2026, GPT-5.4 leads Mistral Large 3 in Coding › Web dev at #60 against #118.

Long context: As of Oct 15, 2026, GPT-5.4 leads Mistral Large 3 in Long context at #40 against #136.

Factuality: As of Oct 15, 2026, GPT-5.4 leads Mistral Large 3 in Factuality at #6 against #96.

GPT-5.4 · Mistral Large 3

GPT-5.4 or Mistral Large 3?

As of Oct 15, 2026, GPT-5.4 leads Mistral Large 3 in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.

GPT-5.4 or Mistral Large 3 for General LLM?

As of Oct 15, 2026, GPT-5.4 leads Mistral Large 3 in General LLM at #30 against #132.

GPT-5.4 or Mistral Large 3 for Reasoning?

As of Oct 15, 2026, GPT-5.4 leads Mistral Large 3 in Reasoning at #32 against #134.

GPT-5.4 or Mistral Large 3 for Coding › Web dev?

As of Oct 15, 2026, GPT-5.4 leads Mistral Large 3 in Coding › Web dev at #60 against #118.