What is the difference between Claude Opus 4.5 and Qwen3 Coder?

Claude Opus 4.5 is developed by Anthropic while Qwen3 Coder is developed by Qwen. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, Claude Opus 4.5 or Qwen3 Coder?

It depends on your use case. Claude Opus 4.5 and Qwen3 Coder each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How can I compare Claude Opus 4.5 and Qwen3 Coder on Rival?

This page shows a side-by-side comparison of Claude Opus 4.5 and Qwen3 Coder 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 Nov 2025

Claude Opus 4.5vsQwen3 Coder

Claude Opus 4.5 is the newer model, released after Qwen3 Coder.

Claude Opus 4.5 and Qwen3 Coder compared across 54 shared prompts
Spec	Claude Opus 4.5	Qwen3 Coder
Input price	—	$0.22/M tokens
Output price	—	$0.95/M tokens
Weights	Closed	Open
Free API (OpenRouter)	No	No
Released	Nov 2025	Jul 2025
SWE-bench Verified	80.9%	69.6%