GPT-5.2 vs GPT-5.5
As of Oct 14, 2026, GPT-5.2 leads GPT-5.5 in 1 of 7 shared categories: Science.
GPT-5.2
#14 Best current rank: #14 in Math, as of Oct 14, 2026.
GPT-5.5
It used to be. Was SOTA in General LLM.
| Category | GPT-5.2 | GPT-5.5 |
|---|---|---|
| General LLM | #74 · #74 in General LLM Margin 50.34013605442177 LMArena leaderboard dataset · Oct 13, 2026 | #21 · Was SOTA · General LLM Margin 14.285714285714292 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #70 · #70 in Reasoning Margin 48.63013698630137 LMArena leaderboard dataset · Oct 13, 2026 | #25 · #25 in Reasoning Margin 17.808219178082197 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #14 · #14 in Math Margin 28.888888888888886 Epoch AI benchmarking hub · Dec 11, 2025 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #26 · #26 in Science Margin — Epoch AI benchmarking hub · Dec 11, 2025 | #30 · #30 in Science Margin — Epoch AI benchmarking hub · Apr 23, 2026 |
| Coding | #— · Not enough data Margin — Epoch AI benchmarking hub · Dec 11, 2025 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | #67 · #67 in Coding › Web dev Margin 61.6822429906542 LMArena leaderboard dataset · Oct 13, 2026 | #44 · #44 in Coding › Web dev Margin 40.18691588785047 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #80 · #80 in Long context Margin 54.42176870748299 LMArena leaderboard dataset · Oct 13, 2026 | #23 · Was SOTA · Long context Margin 15.646258503401356 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 | #10 · Was SOTA · Vision Margin 28.94736842105263 Epoch AI benchmarking hub · Apr 23, 2026 |
| Factuality | #65 · #65 in Factuality Margin 49.25373134328358 LMArena leaderboard dataset · Oct 13, 2026 | #5 · Was SOTA · Factuality Margin 4.477611940298502 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #24 · #24 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Dec 11, 2025 | #7 · #7 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 23, 2026 |
GPT-5.2: $4.8125 per 1M blended tokens.
GPT-5.5: $11.25 per 1M blended tokens.
GPT-5.2: closed weights.
GPT-5.5: closed weights.
General LLM: As of Oct 14, 2026, GPT-5.5 leads GPT-5.2 in General LLM at #21 against #74.
Reasoning: As of Oct 14, 2026, GPT-5.5 leads GPT-5.2 in Reasoning at #25 against #70.
Science: As of Oct 14, 2026, GPT-5.2 leads GPT-5.5 in Science at #26 against #30.
Coding › Web dev: As of Oct 14, 2026, GPT-5.5 leads GPT-5.2 in Coding › Web dev at #44 against #67.
Long context: As of Oct 14, 2026, GPT-5.5 leads GPT-5.2 in Long context at #23 against #80.
Factuality: As of Oct 14, 2026, GPT-5.5 leads GPT-5.2 in Factuality at #5 against #65.
Abstraction (ARC): As of Oct 14, 2026, GPT-5.5 leads GPT-5.2 in Abstraction (ARC) at #7 against #24.
GPT-5.2 or GPT-5.5?
As of Oct 14, 2026, GPT-5.2 leads GPT-5.5 in 1 of 7 shared categories: Science.
GPT-5.2 or GPT-5.5 for General LLM?
As of Oct 14, 2026, GPT-5.5 leads GPT-5.2 in General LLM at #21 against #74.
GPT-5.2 or GPT-5.5 for Reasoning?
As of Oct 14, 2026, GPT-5.5 leads GPT-5.2 in Reasoning at #25 against #70.
GPT-5.2 or GPT-5.5 for Science?
As of Oct 14, 2026, GPT-5.2 leads GPT-5.5 in Science at #26 against #30.