What is the difference between GPT-5.4 Nano and Qwen3 Coder Flash?

GPT-5.4 Nano is developed by OpenAI while Qwen3 Coder Flash is developed by Qwen. GPT-5.4 Nano has a 400K token context window vs Qwen3 Coder Flash's 128K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, GPT-5.4 Nano or Qwen3 Coder Flash?

It depends on your use case. GPT-5.4 Nano and Qwen3 Coder Flash each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does GPT-5.4 Nano cost compared to Qwen3 Coder Flash?

GPT-5.4 Nano costs $0.2/M input tokens and Qwen3 Coder Flash costs $0.3/M input tokens. GPT-5.4 Nano is $0.10/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare GPT-5.4 Nano and Qwen3 Coder Flash on Rival?

This page shows a side-by-side comparison of GPT-5.4 Nano and Qwen3 Coder Flash across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Updated Mar 2026

GPT-5.4 NanovsQwen3 Coder Flash

GPT-5.4 Nano is cheaper than Qwen3 Coder Flash at $0.2/M vs $0.3/M input tokens.

GPT-5.4 Nano and Qwen3 Coder Flash compared across 53 shared prompts
Spec	GPT-5.4 Nano	Qwen3 Coder Flash
Input price	$0.2/M tokens	$0.3/M tokens
Output price	$1.25/M tokens	$1.5/M tokens
Context window	400K tokens	128K tokens
Weights	Closed	Closed
Free API (OpenRouter)	No	No
Released	Mar 2026	Sep 2025