What is the difference between Claude Opus 4.8 and Qwen3.5 9B?

Claude Opus 4.8 is developed by Anthropic while Qwen3.5 9B is developed by Qwen. Claude Opus 4.8 has a 1.0M token context window vs Qwen3.5 9B's 262K. You can compare their actual outputs across 52 challenges on Rival to see how they differ in practice.

Which is better, Claude Opus 4.8 or Qwen3.5 9B?

It depends on your use case. Claude Opus 4.8 and Qwen3.5 9B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 52 challenges so you can judge which fits your needs best.

How much does Claude Opus 4.8 cost compared to Qwen3.5 9B?

Claude Opus 4.8 costs $5/M input tokens and Qwen3.5 9B costs $0.1/M input tokens. Qwen3.5 9B is $4.90/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 4.8 and Qwen3.5 9B on Rival?

This page shows a side-by-side comparison of Claude Opus 4.8 and Qwen3.5 9B 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 4.8 and Qwen3.5 9B?

Claude Opus 4.8 is developed by Anthropic while Qwen3.5 9B is developed by Qwen. Claude Opus 4.8 has a 1.0M token context window vs Qwen3.5 9B's 262K. You can compare their actual outputs across 52 challenges on Rival to see how they differ in practice.

Which is better, Claude Opus 4.8 or Qwen3.5 9B?

It depends on your use case. Claude Opus 4.8 and Qwen3.5 9B each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 52 challenges so you can judge which fits your needs best.

How much does Claude Opus 4.8 cost compared to Qwen3.5 9B?

Claude Opus 4.8 costs $5/M input tokens and Qwen3.5 9B costs $0.1/M input tokens. Qwen3.5 9B is $4.90/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 4.8 and Qwen3.5 9B on Rival?

This page shows a side-by-side comparison of Claude Opus 4.8 and Qwen3.5 9B 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 4.8 vs Qwen3.5 9B: Which Is Better?

Updated May 2026

Our Verdict

Claude Opus 4.8

Qwen3.5 9BRunner-up

No community votes yet. On paper, Claude Opus 4.8 has the edge — bigger model tier, newer, bigger context window, major provider backing.

Qwen3.5 9B is 167x cheaper per token — worth considering if cost matters.

Slight edge

API pricing

Cost per 1M tokens

Claude Opus 4.8

Input

$5.00

Output

$25.00

Qwen3.5 9B

Input

$0.10

50× cheaper

Output

$0.15

167× cheaper

Qwen3.5 9B is cheaper on both — 50× input, 167× output

Writing DNA

Style Comparison

Similarity

38%

Claude Opus 4.8 uses 77.6x more emoji

Claude Opus 4.8

Qwen3.5 9B

60%Vocabulary47%

19wSentence Length15w

0.46Hedging0.41

4.7Bold6.9

3.2Lists4.8

0.78Emoji0.00

1.15Headings0.91

0.04Transitions0.12

Based on 27 + 21 text responses

Research

What we learned reading every model

Claude Opus 4.8 and Qwen3.5 9B have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Qwen3.5 9B vs MiniMax M3New provider

Qwen3.5 9B vs Grok 3New provider

Qwen3.5 9B vs OpenAI o3New provider

Updated May 2026

Our Verdict

Claude Opus 4.8

Qwen3.5 9BRunner-up

No community votes yet. On paper, Claude Opus 4.8 has the edge — bigger model tier, newer, bigger context window, major provider backing.

Qwen3.5 9B is 167x cheaper per token — worth considering if cost matters.

Slight edge

API pricing

Cost per 1M tokens

Claude Opus 4.8

Input

$5.00

Output

$25.00

Qwen3.5 9B

Input

$0.10

50× cheaper

Output

$0.15

167× cheaper

Qwen3.5 9B is cheaper on both — 50× input, 167× output

Writing DNA

Style Comparison

Similarity

38%

Claude Opus 4.8 uses 77.6x more emoji

Claude Opus 4.8

Qwen3.5 9B

60%Vocabulary47%

19wSentence Length15w

0.46Hedging0.41

4.7Bold6.9

3.2Lists4.8

0.78Emoji0.00

1.15Headings0.91

0.04Transitions0.12

Based on 27 + 21 text responses

Research

What we learned reading every model

Claude Opus 4.8 and Qwen3.5 9B have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Qwen3.5 9B vs MiniMax M3New provider

Qwen3.5 9B vs Grok 3New provider

Qwen3.5 9B vs OpenAI o3New provider