What is the difference between Claude Opus 4.1 and Qwen3.6 Flash?

Claude Opus 4.1 is developed by Anthropic while Qwen3.6 Flash is developed by Qwen. Claude Opus 4.1 has a 200K token context window vs Qwen3.6 Flash's 1.0M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Claude Opus 4.1 or Qwen3.6 Flash?

It depends on your use case. Claude Opus 4.1 and Qwen3.6 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 Claude Opus 4.1 cost compared to Qwen3.6 Flash?

Claude Opus 4.1 costs $15/M input tokens and Qwen3.6 Flash costs $0.25/M input tokens. Qwen3.6 Flash is $14.75/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 Claude Opus 4.1 and Qwen3.6 Flash on Rival?

This page shows a side-by-side comparison of Claude Opus 4.1 and Qwen3.6 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.

What is the difference between Claude Opus 4.1 and Qwen3.6 Flash?

Claude Opus 4.1 is developed by Anthropic while Qwen3.6 Flash is developed by Qwen. Claude Opus 4.1 has a 200K token context window vs Qwen3.6 Flash's 1.0M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Claude Opus 4.1 or Qwen3.6 Flash?

It depends on your use case. Claude Opus 4.1 and Qwen3.6 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 Claude Opus 4.1 cost compared to Qwen3.6 Flash?

Claude Opus 4.1 costs $15/M input tokens and Qwen3.6 Flash costs $0.25/M input tokens. Qwen3.6 Flash is $14.75/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 Claude Opus 4.1 and Qwen3.6 Flash on Rival?

This page shows a side-by-side comparison of Claude Opus 4.1 and Qwen3.6 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.

Claude Opus 4.1 vs Qwen3.6 Flash: Which Is Better?

Updated Apr 2026

Our Verdict

Claude Opus 4.1

Qwen3.6 Flash

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Qwen3.6 Flash is 50x cheaper per token — worth considering if cost matters.

Too close to call

What do Claude Opus 4.1 and Qwen3.6 Flash say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Claude Opus 4.1

Input

$15.00

Output

$75.00

Qwen3.6 Flash

Input

$0.25

60× cheaper

Output

$1.50

50× cheaper

Qwen3.6 Flash is cheaper on both — 60× input, 50× output

Writing DNA

Style Comparison

Similarity

54%

Claude Opus 4.1 uses 3.7x more sentence length

Claude Opus 4.1

Qwen3.6 Flash

61%Vocabulary57%

87wSentence Length23w

0.54Hedging0.31

5.1Bold4.6

6.7Lists2.9

0.38Emoji1.37

1.68Headings0.68

0.13Transitions0.04

Based on 17 + 27 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Qwen3.6 Flash vs MiniMax M3New provider

Claude Opus 4.1 vs GPT-5New provider

Claude Opus 4.1 vs Llama 4 MaverickNew provider

Updated Apr 2026

Our Verdict

Claude Opus 4.1

Qwen3.6 Flash

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Qwen3.6 Flash is 50x cheaper per token — worth considering if cost matters.

Too close to call

What do Claude Opus 4.1 and Qwen3.6 Flash say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Claude Opus 4.1

Input

$15.00

Output

$75.00

Qwen3.6 Flash

Input

$0.25

60× cheaper

Output

$1.50

50× cheaper

Qwen3.6 Flash is cheaper on both — 60× input, 50× output

Writing DNA

Style Comparison

Similarity

54%

Claude Opus 4.1 uses 3.7x more sentence length

Claude Opus 4.1

Qwen3.6 Flash

61%Vocabulary57%

87wSentence Length23w

0.54Hedging0.31

5.1Bold4.6

6.7Lists2.9

0.38Emoji1.37

1.68Headings0.68

0.13Transitions0.04

Based on 17 + 27 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Qwen3.6 Flash vs MiniMax M3New provider

Claude Opus 4.1 vs GPT-5New provider

Claude Opus 4.1 vs Llama 4 MaverickNew provider