Claude Opus 4.6 vs GPT-5.4 Mini
As of Oct 14, 2026, Claude Opus 4.6 leads GPT-5.4 Mini in 6 of 6 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, and Factuality.
Claude Opus 4.6
Close. Near-SOTA in Reasoning, rank #2.
GPT-5.4 Mini
#36 Best recorded rank: #36 in Abstraction (ARC), as of Oct 14, 2026.
| Category | Claude Opus 4.6 | GPT-5.4 Mini |
|---|---|---|
| General LLM | #4 · Near-SOTA · General LLM Margin 2.7210884353741562 LMArena leaderboard dataset · Oct 13, 2026 | #59 · #59 in General LLM Margin 40.136054421768705 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #2 · Near-SOTA · Reasoning Margin 2.0547945205479436 LMArena leaderboard dataset · Oct 13, 2026 | #59 · #59 in Reasoning Margin 41.0958904109589 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #11 · #11 in Math Margin 22.22222222222223 Epoch AI benchmarking hub · Feb 5, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #32 · #32 in Science Margin — Epoch AI benchmarking hub · Feb 5, 2026 | #52 · #52 in Science Margin — Epoch AI benchmarking hub · Mar 17, 2026 |
| Coding | #— · Not enough data Margin — Epoch AI benchmarking hub · Feb 5, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | #35 · Was SOTA · Coding › Web dev Margin 31.775700934579433 LMArena leaderboard dataset · Oct 13, 2026 | #74 · #74 in Coding › Web dev Margin 68.22429906542055 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #2 · Near-SOTA · Long context Margin 0.6802721088435391 LMArena leaderboard dataset · Oct 13, 2026 | #71 · #71 in Long context Margin 48.29931972789117 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 | #3 · Near-SOTA · Factuality Margin 2.9850746268656536 LMArena leaderboard dataset · Oct 13, 2026 | #54 · #54 in Factuality Margin 41.04477611940298 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | — | #36 · #36 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Mar 17, 2026 |
Claude Opus 4.6: $10 per 1M blended tokens.
GPT-5.4 Mini: $1.6875 per 1M blended tokens.
Claude Opus 4.6: closed weights.
GPT-5.4 Mini: closed weights.
General LLM: As of Oct 14, 2026, Claude Opus 4.6 leads GPT-5.4 Mini in General LLM at #4 against #59.
Reasoning: As of Oct 14, 2026, Claude Opus 4.6 leads GPT-5.4 Mini in Reasoning at #2 against #59.
Science: As of Oct 14, 2026, Claude Opus 4.6 leads GPT-5.4 Mini in Science at #32 against #52.
Coding › Web dev: As of Oct 14, 2026, Claude Opus 4.6 leads GPT-5.4 Mini in Coding › Web dev at #35 against #74.
Long context: As of Oct 14, 2026, Claude Opus 4.6 leads GPT-5.4 Mini in Long context at #2 against #71.
Factuality: As of Oct 14, 2026, Claude Opus 4.6 leads GPT-5.4 Mini in Factuality at #3 against #54.
Claude Opus 4.6 · GPT-5.4 Mini
Claude Opus 4.6 or GPT-5.4 Mini?
As of Oct 14, 2026, Claude Opus 4.6 leads GPT-5.4 Mini in 6 of 6 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, and Factuality.
Claude Opus 4.6 or GPT-5.4 Mini for General LLM?
As of Oct 14, 2026, Claude Opus 4.6 leads GPT-5.4 Mini in General LLM at #4 against #59.
Claude Opus 4.6 or GPT-5.4 Mini for Reasoning?
As of Oct 14, 2026, Claude Opus 4.6 leads GPT-5.4 Mini in Reasoning at #2 against #59.
Claude Opus 4.6 or GPT-5.4 Mini for Science?
As of Oct 14, 2026, Claude Opus 4.6 leads GPT-5.4 Mini in Science at #32 against #52.