Claude Opus 4.8 vs GPT-5.4 Mini
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Mini in 7 of 7 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, Factuality, and Abstraction (ARC).
Claude Opus 4.8
It used to be. Was SOTA in Coding › Web dev.
GPT-5.4 Mini
#36 Best recorded rank: #36 in Abstraction (ARC), as of Oct 14, 2026.
| Category | Claude Opus 4.8 | GPT-5.4 Mini |
|---|---|---|
| General LLM | #20 · #20 in General LLM Margin 13.605442176870753 LMArena leaderboard dataset · Oct 13, 2026 | #59 · #59 in General LLM Margin 40.136054421768705 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #10 · #10 in Reasoning Margin 7.534246575342465 LMArena leaderboard dataset · Oct 13, 2026 | #59 · #59 in Reasoning Margin 41.0958904109589 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #27 · #27 in Science Margin — Epoch AI benchmarking hub · May 28, 2026 | #52 · #52 in Science Margin — Epoch AI benchmarking hub · Mar 17, 2026 |
| Coding | #12 · #12 in Coding Margin 59.09090909090909 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #12 · #12 in Coding › Agentic Margin 59.09090909090909 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #33 · Was SOTA · Coding › Web dev Margin 29.90654205607477 LMArena leaderboard dataset · Oct 13, 2026 | #74 · #74 in Coding › Web dev Margin 68.22429906542055 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #10 · Was SOTA · Long context Margin 6.802721088435391 LMArena leaderboard dataset · Oct 13, 2026 | #71 · #71 in Long context Margin 48.29931972789117 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #13 · #13 in Vision Margin 36.842105263157904 Epoch AI benchmarking hub · May 28, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #21 · #21 in Factuality Margin 16.417910447761187 LMArena leaderboard dataset · Oct 13, 2026 | #54 · #54 in Factuality Margin 41.04477611940298 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #12 · #12 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 28, 2026 | #36 · #36 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Mar 17, 2026 |
Claude Opus 4.8: $10 per 1M blended tokens.
GPT-5.4 Mini: $1.6875 per 1M blended tokens.
Claude Opus 4.8: closed weights.
GPT-5.4 Mini: closed weights.
General LLM: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Mini in General LLM at #20 against #59.
Reasoning: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Mini in Reasoning at #10 against #59.
Science: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Mini in Science at #27 against #52.
Coding › Web dev: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Mini in Coding › Web dev at #33 against #74.
Long context: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Mini in Long context at #10 against #71.
Factuality: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Mini in Factuality at #21 against #54.
Abstraction (ARC): As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Mini in Abstraction (ARC) at #12 against #36.
Claude Opus 4.8 · GPT-5.4 Mini
Claude Opus 4.8 or GPT-5.4 Mini?
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Mini in 7 of 7 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, Factuality, and Abstraction (ARC).
Claude Opus 4.8 or GPT-5.4 Mini for General LLM?
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Mini in General LLM at #20 against #59.
Claude Opus 4.8 or GPT-5.4 Mini for Reasoning?
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Mini in Reasoning at #10 against #59.
Claude Opus 4.8 or GPT-5.4 Mini for Science?
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Mini in Science at #27 against #52.