# Claude Opus 4.8 vs GPT-5.4

As of Oct 15, 2026, Claude Opus 4.8 leads GPT-5.4 in 4 of 7 shared categories: General LLM, Reasoning, Coding › Web dev, and Long context.

Claude Opus 4.8: $10 per 1M blended tokens.

GPT-5.4: $5.625 per 1M blended tokens.

Claude Opus 4.8: closed weights.

GPT-5.4: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Claude Opus 4.8 leads GPT-5.4 in General LLM at #21 against #30.
- Which to pick, Reasoning: As of Oct 15, 2026, Claude Opus 4.8 leads GPT-5.4 in Reasoning at #10 against #32.
- Which to pick, Science: As of Oct 15, 2026, GPT-5.4 leads Claude Opus 4.8 in Science at #16 against #27.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Claude Opus 4.8 leads GPT-5.4 in Coding › Web dev at #35 against #60.
- Which to pick, Long context: As of Oct 15, 2026, Claude Opus 4.8 leads GPT-5.4 in Long context at #10 against #40.
- Which to pick, Factuality: As of Oct 15, 2026, GPT-5.4 leads Claude Opus 4.8 in Factuality at #6 against #24.
- Which to pick, Abstraction (ARC): As of Oct 15, 2026, GPT-5.4 leads Claude Opus 4.8 in Abstraction (ARC) at #10 against #12.

As of Oct 15, 2026, Claude Opus 4.8 is a former state-of-the-art holder in Coding › Web dev (since Jun 5, 2026; sources LMArena WebDev; methodology v1.0).

As of Oct 15, 2026, GPT-5.4 is a former state-of-the-art holder in General LLM (since Apr 10, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).