Claude Fable 5 vs GLM 4.5 Air
As of Oct 15, 2026, Claude Fable 5 leads GLM 4.5 Air in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.
Claude Fable 5
Close. Near-SOTA in General LLM, rank #3.
GLM 4.5 Air
#32 Best current rank: #32 in Math, as of Oct 15, 2026.
| Category | Claude Fable 5 | GLM 4.5 Air |
|---|---|---|
| General LLM | #3 · Near-SOTA · General LLM Margin 1.5957446808510696 LMArena leaderboard dataset · Oct 13, 2026 | #183 · #183 in General LLM Margin 97.34042553191489 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #3 · Near-SOTA · Reasoning Margin 2.1276595744680833 LMArena leaderboard dataset · Oct 13, 2026 | #181 · #181 in Reasoning Margin 96.80851063829788 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #32 · #32 in Math Margin 71.11111111111111 Epoch AI benchmarking hub · Jul 20, 2025 |
| Science | #56 · #56 in Science Margin — Epoch AI benchmarking hub · Jun 9, 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 | #19 · Was SOTA · Coding › Web dev Margin 14.400000000000006 LMArena leaderboard dataset · Oct 13, 2026 | — |
| Long context | #3 · Near-SOTA · Long context Margin 1.5957446808510696 LMArena leaderboard dataset · Oct 13, 2026 | #179 · #179 in Long context Margin 95.2127659574468 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 4.6511627906976685 LMArena leaderboard dataset · Oct 13, 2026 | #145 · #145 in Factuality Margin 84.88372093023256 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jun 9, 2026 | — |
Claude Fable 5: $20 per 1M blended tokens.
GLM 4.5 Air: $0.31 per 1M blended tokens.
Claude Fable 5: closed weights.
GLM 4.5 Air: open weights.
General LLM: As of Oct 15, 2026, Claude Fable 5 leads GLM 4.5 Air in General LLM at #3 against #183.
Reasoning: As of Oct 15, 2026, Claude Fable 5 leads GLM 4.5 Air in Reasoning at #3 against #181.
Long context: As of Oct 15, 2026, Claude Fable 5 leads GLM 4.5 Air in Long context at #3 against #179.
Factuality: As of Oct 15, 2026, Claude Fable 5 leads GLM 4.5 Air in Factuality at #7 against #145.
Claude Fable 5 or GLM 4.5 Air?
As of Oct 15, 2026, Claude Fable 5 leads GLM 4.5 Air in 4 of 4 shared categories: General LLM, Reasoning, Long context, and Factuality.
Claude Fable 5 or GLM 4.5 Air for General LLM?
As of Oct 15, 2026, Claude Fable 5 leads GLM 4.5 Air in General LLM at #3 against #183.
Claude Fable 5 or GLM 4.5 Air for Reasoning?
As of Oct 15, 2026, Claude Fable 5 leads GLM 4.5 Air in Reasoning at #3 against #181.
Claude Fable 5 or GLM 4.5 Air for Long context?
As of Oct 15, 2026, Claude Fable 5 leads GLM 4.5 Air in Long context at #3 against #179.