Claude Opus 4.8 vs GLM 5
As of Oct 14, 2026, Claude Opus 4.8 leads GLM 5 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.
GLM 5
It used to be. Was SOTA in Coding › Web dev.
| Category | Claude Opus 4.8 | GLM 5 |
|---|---|---|
| General LLM | #20 · #20 in General LLM Margin 13.605442176870753 LMArena leaderboard dataset · Oct 13, 2026 | #45 · #45 in General LLM Margin 30.612244897959187 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #10 · #10 in Reasoning Margin 7.534246575342465 LMArena leaderboard dataset · Oct 13, 2026 | #46 · #46 in Reasoning Margin 32.1917808219178 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 | #47 · #47 in Science Margin — Epoch AI benchmarking hub · Feb 11, 2026 |
| Coding | #12 · #12 in Coding Margin 59.09090909090909 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Feb 11, 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 | #62 · #62 in Coding › Web dev Margin 57.00934579439252 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #10 · Was SOTA · Long context Margin 6.802721088435391 LMArena leaderboard dataset · Oct 13, 2026 | #47 · #47 in Long context Margin 31.972789115646265 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #13 · #13 in Vision Margin 36.842105263157904 Epoch AI benchmarking hub · May 28, 2026 | — |
| Factuality | #21 · #21 in Factuality Margin 16.417910447761187 LMArena leaderboard dataset · Oct 13, 2026 | #46 · #46 in Factuality Margin 35.07462686567165 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #12 · #12 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · May 28, 2026 | #47 · #47 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Feb 11, 2026 |
Claude Opus 4.8: $10 per 1M blended tokens.
GLM 5: $0.9299999999999999 per 1M blended tokens.
Claude Opus 4.8: closed weights.
GLM 5: open weights.
General LLM: As of Oct 14, 2026, Claude Opus 4.8 leads GLM 5 in General LLM at #20 against #45.
Reasoning: As of Oct 14, 2026, Claude Opus 4.8 leads GLM 5 in Reasoning at #10 against #46.
Science: As of Oct 14, 2026, Claude Opus 4.8 leads GLM 5 in Science at #27 against #47.
Coding › Web dev: As of Oct 14, 2026, Claude Opus 4.8 leads GLM 5 in Coding › Web dev at #33 against #62.
Long context: As of Oct 14, 2026, Claude Opus 4.8 leads GLM 5 in Long context at #10 against #47.
Factuality: As of Oct 14, 2026, Claude Opus 4.8 leads GLM 5 in Factuality at #21 against #46.
Abstraction (ARC): As of Oct 14, 2026, Claude Opus 4.8 leads GLM 5 in Abstraction (ARC) at #12 against #47.
Claude Opus 4.8 or GLM 5?
As of Oct 14, 2026, Claude Opus 4.8 leads GLM 5 in 7 of 7 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, Factuality, and Abstraction (ARC).
Claude Opus 4.8 or GLM 5 for General LLM?
As of Oct 14, 2026, Claude Opus 4.8 leads GLM 5 in General LLM at #20 against #45.
Claude Opus 4.8 or GLM 5 for Reasoning?
As of Oct 14, 2026, Claude Opus 4.8 leads GLM 5 in Reasoning at #10 against #46.
Claude Opus 4.8 or GLM 5 for Science?
As of Oct 14, 2026, Claude Opus 4.8 leads GLM 5 in Science at #27 against #47.