Claude Fable 5 vs GLM 5.2
As of Oct 15, 2026, Claude Fable 5 leads GLM 5.2 in 6 of 7 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, Factuality, and Abstraction (ARC).
Claude Fable 5
Close. Near-SOTA in General LLM, rank #3.
GLM 5.2
It used to be. Was SOTA in Coding › Web dev.
| Category | Claude Fable 5 | GLM 5.2 |
|---|---|---|
| General LLM | #3 · Near-SOTA · General LLM Margin 2.040816326530617 LMArena leaderboard dataset · Oct 13, 2026 | #26 · #26 in General LLM Margin 17.687074829931973 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #3 · Near-SOTA · Reasoning Margin 2.7397260273972535 LMArena leaderboard dataset · Oct 13, 2026 | #30 · #30 in Reasoning Margin 21.23287671232876 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 | #56 · #56 in Science Margin — Epoch AI benchmarking hub · Jun 9, 2026 | #23 · #23 in Science Margin — Epoch AI benchmarking hub · Jun 16, 2026 |
| Coding | #6 · #6 in Coding Margin 31.818181818181813 Terminal-Bench Harbor Hub · Oct 6, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Agentic | #6 · #6 in Coding › Agentic Margin 31.818181818181813 Terminal-Bench Harbor Hub · Oct 6, 2026 | — |
| Coding › Web dev | #17 · Was SOTA · Coding › Web dev Margin 14.953271028037378 LMArena leaderboard dataset · Oct 13, 2026 | #23 · #23 in Coding › Web dev Margin 20.560747663551396 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #3 · Near-SOTA · Long context Margin 2.040816326530603 LMArena leaderboard dataset · Oct 13, 2026 | #25 · #25 in Long context Margin 17.006802721088434 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #5 · Was SOTA · Vision Margin 15.78947368421052 Epoch AI benchmarking hub · Jun 9, 2026 | — |
| Factuality | #7 · Was SOTA · Factuality Margin 5.97014925373135 LMArena leaderboard dataset · Oct 13, 2026 | #31 · #31 in Factuality Margin 23.88059701492537 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jun 9, 2026 | #29 · #29 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jun 16, 2026 |
Claude Fable 5: $20 per 1M blended tokens.
GLM 5.2: $1.7799999999999998 per 1M blended tokens.
Claude Fable 5: closed weights.
GLM 5.2: open weights.
General LLM: As of Oct 15, 2026, Claude Fable 5 leads GLM 5.2 in General LLM at #3 against #26.
Reasoning: As of Oct 15, 2026, Claude Fable 5 leads GLM 5.2 in Reasoning at #3 against #30.
Science: As of Oct 15, 2026, GLM 5.2 leads Claude Fable 5 in Science at #23 against #56.
Coding › Web dev: As of Oct 15, 2026, Claude Fable 5 leads GLM 5.2 in Coding › Web dev at #17 against #23.
Long context: As of Oct 15, 2026, Claude Fable 5 leads GLM 5.2 in Long context at #3 against #25.
Factuality: As of Oct 15, 2026, Claude Fable 5 leads GLM 5.2 in Factuality at #7 against #31.
Abstraction (ARC): As of Oct 15, 2026, Claude Fable 5 leads GLM 5.2 in Abstraction (ARC) at #1 against #29.
Claude Fable 5 or GLM 5.2?
As of Oct 15, 2026, Claude Fable 5 leads GLM 5.2 in 6 of 7 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, Factuality, and Abstraction (ARC).
Claude Fable 5 or GLM 5.2 for General LLM?
As of Oct 15, 2026, Claude Fable 5 leads GLM 5.2 in General LLM at #3 against #26.
Claude Fable 5 or GLM 5.2 for Reasoning?
As of Oct 15, 2026, Claude Fable 5 leads GLM 5.2 in Reasoning at #3 against #30.
Claude Fable 5 or GLM 5.2 for Science?
As of Oct 15, 2026, GLM 5.2 leads Claude Fable 5 in Science at #23 against #56.