What is the difference between GPT-5.1 Chat and Qwen3.5 35B A3B?

GPT-5.1 Chat is developed by OpenAI while Qwen3.5 35B A3B is developed by Qwen. GPT-5.1 Chat has a 128K token context window vs Qwen3.5 35B A3B's 262K. You can compare their actual outputs across 52 challenges on Rival to see how they differ in practice.

Which is better, GPT-5.1 Chat or Qwen3.5 35B A3B?

It depends on your use case. GPT-5.1 Chat and Qwen3.5 35B A3B 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 GPT-5.1 Chat cost compared to Qwen3.5 35B A3B?

GPT-5.1 Chat costs $1.25/M input tokens and Qwen3.5 35B A3B costs $0.25/M input tokens. Qwen3.5 35B A3B is $1.00/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-5.1 Chat and Qwen3.5 35B A3B on Rival?

This page shows a side-by-side comparison of GPT-5.1 Chat and Qwen3.5 35B A3B 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 GPT-5.1 Chat and Qwen3.5 35B A3B?

GPT-5.1 Chat is developed by OpenAI while Qwen3.5 35B A3B is developed by Qwen. GPT-5.1 Chat has a 128K token context window vs Qwen3.5 35B A3B's 262K. You can compare their actual outputs across 52 challenges on Rival to see how they differ in practice.

Which is better, GPT-5.1 Chat or Qwen3.5 35B A3B?

It depends on your use case. GPT-5.1 Chat and Qwen3.5 35B A3B 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 GPT-5.1 Chat cost compared to Qwen3.5 35B A3B?

GPT-5.1 Chat costs $1.25/M input tokens and Qwen3.5 35B A3B costs $0.25/M input tokens. Qwen3.5 35B A3B is $1.00/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-5.1 Chat and Qwen3.5 35B A3B on Rival?

This page shows a side-by-side comparison of GPT-5.1 Chat and Qwen3.5 35B A3B 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 Feb 2026

GPT-5.1 ChatvsQwen3.5 35B A3B

Qwen3.5 35B A3B is cheaper than GPT-5.1 Chat at $0.25/M vs $1.25/M input tokens.

GPT-5.1 Chat and Qwen3.5 35B A3B compared across 52 shared prompts
Spec	GPT-5.1 Chat	Qwen3.5 35B A3B
Input price	$1.25/M tokens	$0.25/M tokens
Output price	$10/M tokens	$2/M tokens
Context window	128K tokens	262K tokens
Released	Nov 2025	Feb 2026
SWE-bench Verified	76.3%	69.2%

Our Verdict

GPT-5.1 Chat

Qwen3.5 35B A3B

Not enough votes to call it. On the specs, nothing separates them.

Qwen3.5 35B A3B costs 5.0x less per token.

Too close to call

What do GPT-5.1 Chat and Qwen3.5 35B A3B say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

GPT-5.1 Chat

Input

$1.25

Output

$10.00

Qwen3.5 35B A3B

Input

$0.25

5.0× cheaper

Output

$2.00

5.0× cheaper

Qwen3.5 35B A3B is cheaper on both — 5.0× input, 5.0× output

Writing DNA

Style Comparison

Similarity

28%

Qwen3.5 35B A3B uses 84.0x more headings

GPT-5.1 Chat

Qwen3.5 35B A3B

73%Vocabulary51%

18wSentence Length15w

0.45Hedging0.39

1.1Bold6.8

2.4Lists4.8

0.00Emoji0.00

0.00Headings0.84

0.06Transitions0.14

Based on 15 + 23 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

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GPT-5.1 Chat vs MiniMax M3New provider

GPT-5.1 Chat vs Claude Sonnet 4New provider

GPT-5.1 Chat vs Gemini 3.6 FlashNew provider

GPT-5.1 Chat vs Claude Sonnet 3.6 (2022-10-22)New provider

GPT-5.1 Chat vs Claude 3.7 SonnetNew provider

GPT-5.1 Chat vs Claude 3.7 Thinking SonnetNew provider

GPT-5.1 Chat vs Claude Sonnet 4.5New provider

Updated Feb 2026

GPT-5.1 ChatvsQwen3.5 35B A3B

Qwen3.5 35B A3B is cheaper than GPT-5.1 Chat at $0.25/M vs $1.25/M input tokens.

GPT-5.1 Chat and Qwen3.5 35B A3B compared across 52 shared prompts
Spec	GPT-5.1 Chat	Qwen3.5 35B A3B
Input price	$1.25/M tokens	$0.25/M tokens
Output price	$10/M tokens	$2/M tokens
Context window	128K tokens	262K tokens
Released	Nov 2025	Feb 2026
SWE-bench Verified	76.3%	69.2%

Our Verdict

GPT-5.1 Chat

Qwen3.5 35B A3B

Not enough votes to call it. On the specs, nothing separates them.

Qwen3.5 35B A3B costs 5.0x less per token.

Too close to call

What do GPT-5.1 Chat and Qwen3.5 35B A3B say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

GPT-5.1 Chat

Input

$1.25

Output

$10.00

Qwen3.5 35B A3B

Input

$0.25

5.0× cheaper

Output

$2.00

5.0× cheaper

Qwen3.5 35B A3B is cheaper on both — 5.0× input, 5.0× output

Writing DNA

Style Comparison

Similarity

28%

Qwen3.5 35B A3B uses 84.0x more headings

GPT-5.1 Chat

Qwen3.5 35B A3B

73%Vocabulary51%

18wSentence Length15w

0.45Hedging0.39

1.1Bold6.8

2.4Lists4.8

0.00Emoji0.00

0.00Headings0.84

0.06Transitions0.14

Based on 15 + 23 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

GPT-5.1 Chat vs Ox AlphaNew provider

GPT-5.1 Chat vs MiniMax M3New provider

GPT-5.1 Chat vs Claude Sonnet 4New provider

GPT-5.1 Chat vs Gemini 3.6 FlashNew provider

GPT-5.1 Chat vs Claude Sonnet 3.6 (2022-10-22)New provider

GPT-5.1 Chat vs Claude 3.7 SonnetNew provider

GPT-5.1 Chat vs Claude 3.7 Thinking SonnetNew provider

GPT-5.1 Chat vs Claude Sonnet 4.5New provider