GPT-5.4 nanovsQwen3-Coder

GPT-5.4 nano
Qwen3-Coder
Specifications
Parameters
480B
Context window
256k
Benchmarks
Nonsense detection
BullshitBench v2
14%
20%Best
Overview
CompanyOpenAIQwen
Release dateMar 17 2026Jul 22 2025
AccessProprietaryOpen Weight

Which is better: GPT-5.4 nano or Qwen3-Coder?

Qwen3-Coder leads GPT-5.4 nano on 1 of the 1 benchmark they both report (BullshitBench v2). Qwen3-Coder shipped 238 days before GPT-5.4 nano, so benchmark comparisons should account for the intervening progress.

GPT-5.4 nano is proprietary, while Qwen3-Coder is open weight.

On BullshitBench v2, Qwen3-Coder leads at 20% vs GPT-5.4 nano at 14%.

Frequently asked questions

GPT-5.4 nano was released by OpenAI on Mar 17 2026.

Qwen3-Coder was released by Qwen on Jul 22 2025.

GPT-5.4 nano is a proprietary model released by OpenAI. Qwen3-Coder is an open weight model released by Qwen.

Other comparisons