GLM 5 vs GPT-5.5
As of Oct 15, 2026, GLM 5 leads GPT-5.5 in 0 of 7 shared categories.
| Category | GLM 5 | GPT-5.5 |
|---|---|---|
| General LLM | #56 · #56 in General LLM Margin 29.787234042553195 LMArena leaderboard dataset · Oct 13, 2026 | #22 · Was SOTA · General LLM Margin 11.702127659574472 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #59 · #59 in Reasoning Margin 31.914893617021278 LMArena leaderboard dataset · Oct 13, 2026 | #26 · #26 in Reasoning Margin 14.36170212765957 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 | #47 · #47 in Science Margin — Epoch AI benchmarking hub · Feb 11, 2026 | #30 · #30 in Science Margin — Epoch AI benchmarking hub · Apr 23, 2026 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | #68 · #68 in Coding › Web dev Margin 53.6 LMArena leaderboard dataset · Oct 13, 2026 | #48 · #48 in Coding › Web dev Margin 37.6 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #55 · #55 in Long context Margin 29.255319148936167 LMArena leaderboard dataset · Oct 13, 2026 | #26 · Was SOTA · Long context Margin 13.829787234042556 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | — | #10 · Was SOTA · Vision Margin 28.94736842105263 Epoch AI benchmarking hub · Apr 23, 2026 |
| Factuality | #55 · #55 in Factuality Margin 32.55813953488372 LMArena leaderboard dataset · Oct 13, 2026 | #5 · Near-SOTA · Factuality Margin 3.4883720930232442 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #47 · #47 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Feb 11, 2026 | #7 · #7 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 23, 2026 |
GLM 5: $1.55 per 1M blended tokens.
GPT-5.5: $11.25 per 1M blended tokens.
GLM 5: open weights.
GPT-5.5: closed weights.
General LLM: As of Oct 15, 2026, GPT-5.5 leads GLM 5 in General LLM at #22 against #56.
Reasoning: As of Oct 15, 2026, GPT-5.5 leads GLM 5 in Reasoning at #26 against #59.
Science: As of Oct 15, 2026, GPT-5.5 leads GLM 5 in Science at #30 against #47.
Coding › Web dev: As of Oct 15, 2026, GPT-5.5 leads GLM 5 in Coding › Web dev at #48 against #68.
Long context: As of Oct 15, 2026, GPT-5.5 leads GLM 5 in Long context at #26 against #55.
Factuality: As of Oct 15, 2026, GPT-5.5 leads GLM 5 in Factuality at #5 against #55.
Abstraction (ARC): As of Oct 15, 2026, GPT-5.5 leads GLM 5 in Abstraction (ARC) at #7 against #47.
GLM 5 or GPT-5.5?
As of Oct 15, 2026, GLM 5 leads GPT-5.5 in 0 of 7 shared categories.
GLM 5 or GPT-5.5 for General LLM?
As of Oct 15, 2026, GPT-5.5 leads GLM 5 in General LLM at #22 against #56.
GLM 5 or GPT-5.5 for Reasoning?
As of Oct 15, 2026, GPT-5.5 leads GLM 5 in Reasoning at #26 against #59.
GLM 5 or GPT-5.5 for Science?
As of Oct 15, 2026, GPT-5.5 leads GLM 5 in Science at #30 against #47.