GLM 4.6 vs GPT-5.5
As of Oct 15, 2026, GLM 4.6 leads GPT-5.5 in 0 of 5 shared categories.
| Category | GLM 4.6 | GPT-5.5 |
|---|---|---|
| General LLM | #114 · #114 in General LLM Margin 60.638297872340424 LMArena leaderboard dataset · Oct 13, 2026 | #22 · Was SOTA · General LLM Margin 11.702127659574472 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #116 · #116 in Reasoning Margin 62.234042553191486 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 | — | #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 | #99 · Was SOTA · Coding › Web dev Margin 78.4 LMArena leaderboard dataset · Oct 13, 2026 | #48 · #48 in Coding › Web dev Margin 37.6 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #116 · #116 in Long context Margin 61.702127659574465 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 | #66 · #66 in Factuality Margin 38.95348837209303 LMArena leaderboard dataset · Oct 13, 2026 | #5 · Near-SOTA · Factuality Margin 3.4883720930232442 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | — | #7 · #7 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 23, 2026 |
GLM 4.6: $0.875 per 1M blended tokens.
GPT-5.5: $11.25 per 1M blended tokens.
GLM 4.6: open weights.
GPT-5.5: closed weights.
General LLM: As of Oct 15, 2026, GPT-5.5 leads GLM 4.6 in General LLM at #22 against #114.
Reasoning: As of Oct 15, 2026, GPT-5.5 leads GLM 4.6 in Reasoning at #26 against #116.
Coding › Web dev: As of Oct 15, 2026, GPT-5.5 leads GLM 4.6 in Coding › Web dev at #48 against #99.
Long context: As of Oct 15, 2026, GPT-5.5 leads GLM 4.6 in Long context at #26 against #116.
Factuality: As of Oct 15, 2026, GPT-5.5 leads GLM 4.6 in Factuality at #5 against #66.
GLM 4.6 or GPT-5.5?
As of Oct 15, 2026, GLM 4.6 leads GPT-5.5 in 0 of 5 shared categories.
GLM 4.6 or GPT-5.5 for General LLM?
As of Oct 15, 2026, GPT-5.5 leads GLM 4.6 in General LLM at #22 against #114.
GLM 4.6 or GPT-5.5 for Reasoning?
As of Oct 15, 2026, GPT-5.5 leads GLM 4.6 in Reasoning at #26 against #116.
GLM 4.6 or GPT-5.5 for Coding › Web dev?
As of Oct 15, 2026, GPT-5.5 leads GLM 4.6 in Coding › Web dev at #48 against #99.