# Claude Opus 5 vs GLM 5

As of Oct 14, 2026, Claude Opus 5 leads GLM 5 in 7 of 7 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, Factuality, and Abstraction (ARC).

Claude Opus 5: $10 per 1M blended tokens.

GLM 5: $0.9299999999999999 per 1M blended tokens.

Claude Opus 5: closed weights.

GLM 5: open weights.

- Which to pick, General LLM: As of Oct 14, 2026, Claude Opus 5 leads GLM 5 in General LLM at #11 against #45.
- Which to pick, Reasoning: As of Oct 14, 2026, Claude Opus 5 leads GLM 5 in Reasoning at #9 against #46.
- Which to pick, Science: As of Oct 14, 2026, Claude Opus 5 leads GLM 5 in Science at #12 against #47.
- Which to pick, Coding › Web dev: As of Oct 14, 2026, Claude Opus 5 leads GLM 5 in Coding › Web dev at #6 against #62.
- Which to pick, Long context: As of Oct 14, 2026, Claude Opus 5 leads GLM 5 in Long context at #9 against #47.
- Which to pick, Factuality: As of Oct 14, 2026, Claude Opus 5 leads GLM 5 in Factuality at #4 against #46.
- Which to pick, Abstraction (ARC): As of Oct 14, 2026, Claude Opus 5 leads GLM 5 in Abstraction (ARC) at #3 against #47.

As of Oct 14, 2026, Claude Opus 5 is near state of the art, rank #4 in Factuality (since Oct 14, 2026; sources LMArena Text factuality; methodology v1.0).

As of Oct 14, 2026, GLM 5 is a former state-of-the-art holder in Coding › Web dev (since Apr 2, 2026; sources LMArena WebDev; methodology v1.0).