GPT-5.5 vs Qwen3 5 Flash
As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 Flash in 6 of 6 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, and Factuality.
GPT-5.5
It used to be. Was SOTA in General LLM.
Qwen3 5 Flash
#66 Best recorded rank: #66 in Science, as of Oct 14, 2026.
| Category | GPT-5.5 | Qwen3 5 Flash |
|---|---|---|
| General LLM | #21 · Was SOTA · General LLM Margin 14.285714285714292 LMArena leaderboard dataset · Oct 13, 2026 | #119 · #119 in General LLM Margin 80.95238095238095 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #25 · #25 in Reasoning Margin 17.808219178082197 LMArena leaderboard dataset · Oct 13, 2026 | #121 · #121 in Reasoning Margin 83.56164383561644 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 | #66 · #66 in Science Margin — Epoch AI benchmarking hub · Feb 25, 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 | #44 · #44 in Coding › Web dev Margin 40.18691588785047 LMArena leaderboard dataset · Oct 13, 2026 | #101 · #101 in Coding › Web dev Margin 93.45794392523365 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #23 · Was SOTA · Long context Margin 15.646258503401356 LMArena leaderboard dataset · Oct 13, 2026 | #122 · #122 in Long context Margin 82.99319727891157 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #10 · Was SOTA · Vision Margin 28.94736842105263 Epoch AI benchmarking hub · Apr 23, 2026 | — |
| Factuality | #5 · Was SOTA · Factuality Margin 4.477611940298502 LMArena leaderboard dataset · Oct 13, 2026 | #101 · #101 in Factuality Margin 76.11940298507463 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #7 · #7 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 23, 2026 | — |
GPT-5.5: $11.25 per 1M blended tokens.
Qwen3 5 Flash: price per 1M tokens is unset in the catalog.
GPT-5.5: closed weights.
Qwen3 5 Flash: closed weights.
General LLM: As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 Flash in General LLM at #21 against #119.
Reasoning: As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 Flash in Reasoning at #25 against #121.
Science: As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 Flash in Science at #30 against #66.
Coding › Web dev: As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 Flash in Coding › Web dev at #44 against #101.
Long context: As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 Flash in Long context at #23 against #122.
Factuality: As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 Flash in Factuality at #5 against #101.
GPT-5.5 or Qwen3 5 Flash?
As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 Flash in 6 of 6 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, and Factuality.
GPT-5.5 or Qwen3 5 Flash for General LLM?
As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 Flash in General LLM at #21 against #119.
GPT-5.5 or Qwen3 5 Flash for Reasoning?
As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 Flash in Reasoning at #25 against #121.
GPT-5.5 or Qwen3 5 Flash for Science?
As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 Flash in Science at #30 against #66.