Claude Sonnet 4.6 vs GPT-5.4
As of Oct 15, 2026, Claude Sonnet 4.6 leads GPT-5.4 in 3 of 7 shared categories: Reasoning, Coding › Web dev, and Long context.
Claude Sonnet 4.6
It used to be. Was SOTA in Long context.
GPT-5.4
It used to be. Was SOTA in General LLM.
| Category | Claude Sonnet 4.6 | GPT-5.4 |
|---|---|---|
| General LLM | #38 · #38 in General LLM Margin 20.212765957446805 LMArena leaderboard dataset · Oct 13, 2026 | #30 · Was SOTA · General LLM Margin 15.957446808510639 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #20 · #20 in Reasoning Margin 11.170212765957444 LMArena leaderboard dataset · Oct 13, 2026 | #32 · #32 in Reasoning Margin 17.55319148936171 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #9 · #9 in Math Margin 17.777777777777757 Epoch AI benchmarking hub · Mar 5, 2026 |
| Science | #50 · #50 in Science Margin — Epoch AI benchmarking hub · Feb 17, 2026 | #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 | #43 · #43 in Coding › Web dev Margin 33.599999999999994 LMArena leaderboard dataset · Oct 13, 2026 | #60 · #60 in Coding › Web dev Margin 47.2 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #21 · Was SOTA · Long context Margin 11.170212765957444 LMArena leaderboard dataset · Oct 13, 2026 | #40 · #40 in Long context Margin 21.276595744680847 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #23 · Was SOTA · Vision Margin 63.1578947368421 Epoch AI benchmarking hub · Feb 17, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #38 · #38 in Factuality Margin 22.674418604651166 LMArena leaderboard dataset · Oct 13, 2026 | #6 · Was SOTA · Factuality Margin 4.0697674418604635 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #23 · #23 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Feb 17, 2026 | #10 · #10 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Mar 5, 2026 |
Claude Sonnet 4.6: $6 per 1M blended tokens.
GPT-5.4: $5.625 per 1M blended tokens.
Claude Sonnet 4.6: closed weights.
GPT-5.4: closed weights.
General LLM: As of Oct 15, 2026, GPT-5.4 leads Claude Sonnet 4.6 in General LLM at #30 against #38.
Reasoning: As of Oct 15, 2026, Claude Sonnet 4.6 leads GPT-5.4 in Reasoning at #20 against #32.
Science: As of Oct 15, 2026, GPT-5.4 leads Claude Sonnet 4.6 in Science at #16 against #50.
Coding › Web dev: As of Oct 15, 2026, Claude Sonnet 4.6 leads GPT-5.4 in Coding › Web dev at #43 against #60.
Long context: As of Oct 15, 2026, Claude Sonnet 4.6 leads GPT-5.4 in Long context at #21 against #40.
Factuality: As of Oct 15, 2026, GPT-5.4 leads Claude Sonnet 4.6 in Factuality at #6 against #38.
Abstraction (ARC): As of Oct 15, 2026, GPT-5.4 leads Claude Sonnet 4.6 in Abstraction (ARC) at #10 against #23.
Claude Sonnet 4.6 or GPT-5.4?
As of Oct 15, 2026, Claude Sonnet 4.6 leads GPT-5.4 in 3 of 7 shared categories: Reasoning, Coding › Web dev, and Long context.
Claude Sonnet 4.6 or GPT-5.4 for General LLM?
As of Oct 15, 2026, GPT-5.4 leads Claude Sonnet 4.6 in General LLM at #30 against #38.
Claude Sonnet 4.6 or GPT-5.4 for Reasoning?
As of Oct 15, 2026, Claude Sonnet 4.6 leads GPT-5.4 in Reasoning at #20 against #32.
Claude Sonnet 4.6 or GPT-5.4 for Science?
As of Oct 15, 2026, GPT-5.4 leads Claude Sonnet 4.6 in Science at #16 against #50.