# GPT-5.5 vs Qwen3 5 27B

As of Oct 15, 2026, GPT-5.5 leads Qwen3 5 27B in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.

GPT-5.5: $11.25 per 1M blended tokens.

Qwen3 5 27B: $0.845 per 1M blended tokens.

GPT-5.5: closed weights.

Qwen3 5 27B: open weights.

- Which to pick, General LLM: As of Oct 15, 2026, GPT-5.5 leads Qwen3 5 27B in General LLM at #22 against #141.
- Which to pick, Reasoning: As of Oct 15, 2026, GPT-5.5 leads Qwen3 5 27B in Reasoning at #26 against #136.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, GPT-5.5 leads Qwen3 5 27B in Coding › Web dev at #48 against #94.
- Which to pick, Long context: As of Oct 15, 2026, GPT-5.5 leads Qwen3 5 27B in Long context at #26 against #126.
- Which to pick, Factuality: As of Oct 15, 2026, GPT-5.5 leads Qwen3 5 27B in Factuality at #5 against #120.

As of Oct 15, 2026, GPT-5.5 is near state of the art, rank #5 in Factuality (since Oct 15, 2026; sources LMArena Text factuality; methodology v1.0).

As of Oct 15, 2026, Qwen3 5 27B is ranked #94 in Coding › Web dev (since Oct 15, 2026; sources LMArena WebDev; methodology v1.0).