What is the difference between GPT-5.1-Codex and Qwen3 Coder Next?

GPT-5.1-Codex is developed by OpenAI while Qwen3 Coder Next is developed by Qwen. GPT-5.1-Codex has a 400K token context window vs Qwen3 Coder Next'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-Codex or Qwen3 Coder Next?

It depends on your use case. GPT-5.1-Codex and Qwen3 Coder Next 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-Codex cost compared to Qwen3 Coder Next?

GPT-5.1-Codex costs $1.25/M input tokens and Qwen3 Coder Next costs $0.2/M input tokens. Qwen3 Coder Next is $1.05/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-Codex and Qwen3 Coder Next on Rival?

This page shows a side-by-side comparison of GPT-5.1-Codex and Qwen3 Coder Next 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-Codex and Qwen3 Coder Next?

GPT-5.1-Codex is developed by OpenAI while Qwen3 Coder Next is developed by Qwen. GPT-5.1-Codex has a 400K token context window vs Qwen3 Coder Next'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-Codex or Qwen3 Coder Next?

It depends on your use case. GPT-5.1-Codex and Qwen3 Coder Next 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-Codex cost compared to Qwen3 Coder Next?

GPT-5.1-Codex costs $1.25/M input tokens and Qwen3 Coder Next costs $0.2/M input tokens. Qwen3 Coder Next is $1.05/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-Codex and Qwen3 Coder Next on Rival?

This page shows a side-by-side comparison of GPT-5.1-Codex and Qwen3 Coder Next 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-CodexvsQwen3 Coder Next

Qwen3 Coder Next is cheaper than GPT-5.1-Codex at $0.2/M vs $1.25/M input tokens.

GPT-5.1-Codex and Qwen3 Coder Next compared across 52 shared prompts
Spec	GPT-5.1-Codex	Qwen3 Coder Next
Input price	$1.25/M tokens	$0.2/M tokens
Output price	$10/M tokens	$1.5/M tokens
Context window	400K tokens	262K tokens
Released	Nov 2025	Feb 2026
SWE-bench Verified	73.7%	70.6%

Our Verdict

GPT-5.1-Codex

Qwen3 Coder NextRunner-up

Not enough votes to call it. On the specs, GPT-5.1-Codex has the edge: bigger model tier, bigger context window, major provider backing.

Qwen3 Coder Next costs 6.7x less per token.

Too close to call

What do GPT-5.1-Codex and Qwen3 Coder Next 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-Codex

Input

$1.25

Output

$10.00

Qwen3 Coder Next

Input

$0.20

6.3× cheaper

Output

$1.50

6.7× cheaper

Qwen3 Coder Next is cheaper on both — 6.3× input, 6.7× output

Writing DNA

Style Comparison

Similarity

36%

Qwen3 Coder Next uses 85.8x more emoji

GPT-5.1-Codex

Qwen3 Coder Next

70%Vocabulary58%

17wSentence Length19w

0.39Hedging0.29

3.4Bold6.3

3.5Lists4.0

0.00Emoji0.86

0.50Headings0.92

0.38Transitions0.07

Based on 14 + 21 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Qwen3 Coder Next vs MiniMax M3New provider

Qwen3 Coder Next vs Ox AlphaNew provider

Qwen3 Coder Next vs Claude Opus 4New provider

Qwen3 Coder Next vs Claude Opus 4.1New provider

Qwen3 Coder Next vs GPT-5.4 MiniCross-provider

Qwen3 Coder Next vs GPT-5.4 NanoCross-provider

Qwen3 Coder Next vs GPT-5.4 ProCross-provider

Qwen3 Coder Next vs GPT-5.5Cross-provider

Updated Feb 2026

GPT-5.1-CodexvsQwen3 Coder Next

Qwen3 Coder Next is cheaper than GPT-5.1-Codex at $0.2/M vs $1.25/M input tokens.

GPT-5.1-Codex and Qwen3 Coder Next compared across 52 shared prompts
Spec	GPT-5.1-Codex	Qwen3 Coder Next
Input price	$1.25/M tokens	$0.2/M tokens
Output price	$10/M tokens	$1.5/M tokens
Context window	400K tokens	262K tokens
Released	Nov 2025	Feb 2026
SWE-bench Verified	73.7%	70.6%

Our Verdict

GPT-5.1-Codex

Qwen3 Coder NextRunner-up

Not enough votes to call it. On the specs, GPT-5.1-Codex has the edge: bigger model tier, bigger context window, major provider backing.

Qwen3 Coder Next costs 6.7x less per token.

Too close to call

What do GPT-5.1-Codex and Qwen3 Coder Next 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-Codex

Input

$1.25

Output

$10.00

Qwen3 Coder Next

Input

$0.20

6.3× cheaper

Output

$1.50

6.7× cheaper

Qwen3 Coder Next is cheaper on both — 6.3× input, 6.7× output

Writing DNA

Style Comparison

Similarity

36%

Qwen3 Coder Next uses 85.8x more emoji

GPT-5.1-Codex

Qwen3 Coder Next

70%Vocabulary58%

17wSentence Length19w

0.39Hedging0.29

3.4Bold6.3

3.5Lists4.0

0.00Emoji0.86

0.50Headings0.92

0.38Transitions0.07

Based on 14 + 21 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Qwen3 Coder Next vs MiniMax M3New provider

Qwen3 Coder Next vs Ox AlphaNew provider

Qwen3 Coder Next vs Claude Opus 4New provider

Qwen3 Coder Next vs Claude Opus 4.1New provider

Qwen3 Coder Next vs GPT-5.4 MiniCross-provider

Qwen3 Coder Next vs GPT-5.4 NanoCross-provider

Qwen3 Coder Next vs GPT-5.4 ProCross-provider

Qwen3 Coder Next vs GPT-5.5Cross-provider