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Compare · 2026-10-15

Claude Sonnet 4.6 vs GPT-5.4 Pro

As of Oct 15, 2026, Claude Sonnet 4.6 leads GPT-5.4 Pro in 0 of 2 shared categories.

CategoryClaude Sonnet 4.6GPT-5.4 Pro
General LLM
#38 · #38 in General LLM
Margin 20.212765957446805
LMArena leaderboard dataset · Oct 13, 2026
—
Reasoning
#20 · #20 in Reasoning
Margin 11.170212765957444
LMArena leaderboard dataset · Oct 13, 2026
#— · Not enough data
Margin —
Epoch AI benchmarking hub · Mar 5, 2026
Math
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
#6 · Was SOTA · Math
Margin 11.111111111111114
Epoch AI benchmarking hub · Mar 5, 2026
Science
#50 · #50 in Science
Margin —
Epoch AI benchmarking hub · Feb 17, 2026
#6 · #6 in Science
Margin —
Epoch AI benchmarking hub · Mar 5, 2026
Coding
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
—
Coding › Web dev
#43 · #43 in Coding › Web dev
Margin 33.599999999999994
LMArena leaderboard dataset · Oct 13, 2026
—
Long context
#21 · Was SOTA · Long context
Margin 11.170212765957444
LMArena leaderboard dataset · Oct 13, 2026
—
Vision
#23 · Was SOTA · Vision
Margin 63.1578947368421
Epoch AI benchmarking hub · Feb 17, 2026
—
Factuality
#38 · #38 in Factuality
Margin 22.674418604651166
LMArena leaderboard dataset · Oct 13, 2026
#— · Not enough data
Margin —
Epoch AI benchmarking hub · Mar 5, 2026
Abstraction (ARC)
#23 · #23 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · Feb 17, 2026
#8 · #8 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · Mar 5, 2026
Price per 1M tokens

Claude Sonnet 4.6: $6 per 1M blended tokens.

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

Open weights

Claude Sonnet 4.6: closed weights.

GPT-5.4 Pro: closed weights.

Which to pick

Science: As of Oct 15, 2026, GPT-5.4 Pro leads Claude Sonnet 4.6 in Science at #6 against #50.

Abstraction (ARC): As of Oct 15, 2026, GPT-5.4 Pro leads Claude Sonnet 4.6 in Abstraction (ARC) at #8 against #23.

Claude Sonnet 4.6 · GPT-5.4 Pro

Claude Sonnet 4.6 or GPT-5.4 Pro?

As of Oct 15, 2026, Claude Sonnet 4.6 leads GPT-5.4 Pro in 0 of 2 shared categories.

Claude Sonnet 4.6 or GPT-5.4 Pro for Science?

As of Oct 15, 2026, GPT-5.4 Pro leads Claude Sonnet 4.6 in Science at #6 against #50.

Claude Sonnet 4.6 or GPT-5.4 Pro for Abstraction (ARC)?

As of Oct 15, 2026, GPT-5.4 Pro leads Claude Sonnet 4.6 in Abstraction (ARC) at #8 against #23.