Claude Opus 4.8 vs GPT-5.4 Nano
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Nano in 6 of 6 shared categories: General LLM, Reasoning, Science, Long context, Factuality, and Abstraction (ARC).
Claude Opus 4.8
It used to be. Was SOTA in Coding › Web dev.
GPT-5.4 Nano
#43 Best recorded rank: #43 in Abstraction (ARC), as of Oct 14, 2026.
| Category | Claude Opus 4.8 | GPT-5.4 Nano |
|---|---|---|
| General LLM | #20 · #20 in General LLM Margin 13.605442176870753 LMArena leaderboard dataset · Oct 13, 2026 | #114 · #114 in General LLM Margin 77.55102040816327 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #10 · #10 in Reasoning Margin 7.534246575342465 LMArena leaderboard dataset · Oct 13, 2026 | #109 · #109 in Reasoning Margin 75.34246575342466 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 | #73 · #73 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 | — |
| Long context | #10 · Was SOTA · Long context Margin 6.802721088435391 LMArena leaderboard dataset · Oct 13, 2026 | #120 · #120 in Long context Margin 81.63265306122449 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 | #98 · #98 in Factuality Margin 73.88059701492537 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #12 · #12 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 28, 2026 | #43 · #43 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Mar 17, 2026 |
Claude Opus 4.8: $10 per 1M blended tokens.
GPT-5.4 Nano: $0.4625 per 1M blended tokens.
Claude Opus 4.8: closed weights.
GPT-5.4 Nano: closed weights.
General LLM: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Nano in General LLM at #20 against #114.
Reasoning: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Nano in Reasoning at #10 against #109.
Science: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Nano in Science at #27 against #73.
Long context: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Nano in Long context at #10 against #120.
Factuality: As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Nano in Factuality at #21 against #98.
Abstraction (ARC): As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Nano in Abstraction (ARC) at #12 against #43.
Claude Opus 4.8 · GPT-5.4 Nano
Claude Opus 4.8 or GPT-5.4 Nano?
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Nano in 6 of 6 shared categories: General LLM, Reasoning, Science, Long context, Factuality, and Abstraction (ARC).
Claude Opus 4.8 or GPT-5.4 Nano for General LLM?
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Nano in General LLM at #20 against #114.
Claude Opus 4.8 or GPT-5.4 Nano for Reasoning?
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Nano in Reasoning at #10 against #109.
Claude Opus 4.8 or GPT-5.4 Nano for Science?
As of Oct 14, 2026, Claude Opus 4.8 leads GPT-5.4 Nano in Science at #27 against #73.