What is the difference between DeepSeek V3.1 and GPT-5 Mini?

DeepSeek V3.1 is developed by DeepSeek while GPT-5 Mini is developed by OpenAI. in 28 community votes on Rival, DeepSeek V3.1 wins 63% of head-to-head matchups. These results are based on blind head-to-head voting across 54 challenges.

Which is better, DeepSeek V3.1 or GPT-5 Mini?

Based on 28 community votes on Rival, DeepSeek V3.1 wins 63% of head-to-head matchups against GPT-5 Mini. DeepSeek V3.1 is strongest in Web Design. However, GPT-5 Mini leads in Reasoning.

How much does DeepSeek V3.1 cost compared to GPT-5 Mini?

DeepSeek V3.1 costs $0.2/M input tokens and GPT-5 Mini costs $0.25/M input tokens. DeepSeek V3.1 is $0.05/M cheaper per input. DeepSeek V3.1 also wins more often in community votes, making it the better value.

How are DeepSeek V3.1 vs GPT-5 Mini votes collected on Rival?

Rival presents both models' outputs side-by-side in blind duels. Voters see the responses but don't know which model produced each one, eliminating brand bias. 28 votes have been collected for this pair across 54 challenges. All vote data is part of Rival's open dataset.

What is the difference between DeepSeek V3.1 and GPT-5 Mini?

DeepSeek V3.1 is developed by DeepSeek while GPT-5 Mini is developed by OpenAI. in 28 community votes on Rival, DeepSeek V3.1 wins 63% of head-to-head matchups. These results are based on blind head-to-head voting across 54 challenges.

Which is better, DeepSeek V3.1 or GPT-5 Mini?

Based on 28 community votes on Rival, DeepSeek V3.1 wins 63% of head-to-head matchups against GPT-5 Mini. DeepSeek V3.1 is strongest in Web Design. However, GPT-5 Mini leads in Reasoning.

How much does DeepSeek V3.1 cost compared to GPT-5 Mini?

DeepSeek V3.1 costs $0.2/M input tokens and GPT-5 Mini costs $0.25/M input tokens. DeepSeek V3.1 is $0.05/M cheaper per input. DeepSeek V3.1 also wins more often in community votes, making it the better value.

How are DeepSeek V3.1 vs GPT-5 Mini votes collected on Rival?

Rival presents both models' outputs side-by-side in blind duels. Voters see the responses but don't know which model produced each one, eliminating brand bias. 28 votes have been collected for this pair across 54 challenges. All vote data is part of Rival's open dataset.

Updated Aug 2025

DeepSeek V3.1vsGPT-5 Mini

DeepSeek V3.1 wins 63% of 28 blind community votes against GPT-5 Mini on Rival.

DeepSeek V3.1 and GPT-5 Mini compared across 54 shared prompts
Spec	DeepSeek V3.1	GPT-5 Mini
Win rate	63%	37%
Input price	$0.2/M tokens	$0.25/M tokens
Output price	$0.8/M tokens	$2/M tokens
Context window	164K tokens	—
Released	Aug 2025	Aug 2025
SWE-bench Verified	66.0%	~70%

Our Verdict

DeepSeek V3.1Winner

GPT-5 MiniRunner-up

Pick DeepSeek V3.1. In 28 blind votes, DeepSeek V3.1 wins 63% of the time. That's not luck.

Pick DeepSeek V3.1 for Web Design. Pick GPT-5 Mini for Reasoning.

Clear winner

What do DeepSeek V3.1 and GPT-5 Mini say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

DeepSeek V3.1

Input

$0.20

1.3× cheaper

Output

$0.80

2.5× cheaper

GPT-5 Mini

Input

$0.25

Output

$2.00

DeepSeek V3.1 is cheaper on both — 1.3× input, 2.5× output

Writing DNA

Style Comparison

Similarity

48%

DeepSeek V3.1 uses 395.2x more bold

DeepSeek V3.1

GPT-5 Mini

53%Vocabulary62%

14wSentence Length21w

0.42Hedging0.16

4.0Bold0.0

3.6Lists3.4

0.02Emoji0.00

0.40Headings0.00

0.22Transitions0.05

Based on 23 + 15 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

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DeepSeek V3.1 vs GPT-5.3-CodexCross-provider

DeepSeek V3.1 vs GPT-5.4Cross-provider

DeepSeek V3.1 vs GPT-5.4 MiniCross-provider

DeepSeek V3.1 vs GPT-5.4 NanoCross-provider

Updated Aug 2025

DeepSeek V3.1vsGPT-5 Mini

DeepSeek V3.1 wins 63% of 28 blind community votes against GPT-5 Mini on Rival.

DeepSeek V3.1 and GPT-5 Mini compared across 54 shared prompts
Spec	DeepSeek V3.1	GPT-5 Mini
Win rate	63%	37%
Input price	$0.2/M tokens	$0.25/M tokens
Output price	$0.8/M tokens	$2/M tokens
Context window	164K tokens	—
Released	Aug 2025	Aug 2025
SWE-bench Verified	66.0%	~70%

Our Verdict

DeepSeek V3.1Winner

GPT-5 MiniRunner-up

Pick DeepSeek V3.1. In 28 blind votes, DeepSeek V3.1 wins 63% of the time. That's not luck.

Pick DeepSeek V3.1 for Web Design. Pick GPT-5 Mini for Reasoning.

Clear winner

What do DeepSeek V3.1 and GPT-5 Mini say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

DeepSeek V3.1

Input

$0.20

1.3× cheaper

Output

$0.80

2.5× cheaper

GPT-5 Mini

Input

$0.25

Output

$2.00

DeepSeek V3.1 is cheaper on both — 1.3× input, 2.5× output

Writing DNA

Style Comparison

Similarity

48%

DeepSeek V3.1 uses 395.2x more bold

DeepSeek V3.1

GPT-5 Mini

53%Vocabulary62%

14wSentence Length21w

0.42Hedging0.16

4.0Bold0.0

3.6Lists3.4

0.02Emoji0.00

0.40Headings0.00

0.22Transitions0.05

Based on 23 + 15 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

GPT-5 Mini vs Ox AlphaNew provider

GPT-5 Mini vs MiniMax M3New provider

GPT-5 Mini vs Claude Opus 4New provider

GPT-5 Mini vs Claude Opus 4.1New provider

DeepSeek V3.1 vs GPT-5.3-CodexCross-provider

DeepSeek V3.1 vs GPT-5.4Cross-provider

DeepSeek V3.1 vs GPT-5.4 MiniCross-provider

DeepSeek V3.1 vs GPT-5.4 NanoCross-provider