What is the difference between Claude 3.7 Sonnet and DeepSeek V4 Pro 0813?

Claude 3.7 Sonnet is developed by Anthropic while DeepSeek V4 Pro 0813 is developed by DeepSeek. Claude 3.7 Sonnet has a 200K token context window vs DeepSeek V4 Pro 0813's 1.0M. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, Claude 3.7 Sonnet or DeepSeek V4 Pro 0813?

It depends on your use case. Claude 3.7 Sonnet and DeepSeek V4 Pro 0813 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How much does Claude 3.7 Sonnet cost compared to DeepSeek V4 Pro 0813?

Claude 3.7 Sonnet costs $3/M input tokens and DeepSeek V4 Pro 0813 costs $0.66/M input tokens. DeepSeek V4 Pro 0813 is $2.34/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 3.7 Sonnet and DeepSeek V4 Pro 0813 on Rival?

This page shows a side-by-side comparison of Claude 3.7 Sonnet and DeepSeek V4 Pro 0813 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 3.7 Sonnet and DeepSeek V4 Pro 0813?

Claude 3.7 Sonnet is developed by Anthropic while DeepSeek V4 Pro 0813 is developed by DeepSeek. Claude 3.7 Sonnet has a 200K token context window vs DeepSeek V4 Pro 0813's 1.0M. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, Claude 3.7 Sonnet or DeepSeek V4 Pro 0813?

It depends on your use case. Claude 3.7 Sonnet and DeepSeek V4 Pro 0813 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How much does Claude 3.7 Sonnet cost compared to DeepSeek V4 Pro 0813?

Claude 3.7 Sonnet costs $3/M input tokens and DeepSeek V4 Pro 0813 costs $0.66/M input tokens. DeepSeek V4 Pro 0813 is $2.34/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 3.7 Sonnet and DeepSeek V4 Pro 0813 on Rival?

This page shows a side-by-side comparison of Claude 3.7 Sonnet and DeepSeek V4 Pro 0813 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 3.7 Sonnet vs DeepSeek V4 Pro 0813: Which Is Better?

Updated Aug 2026

Our Verdict

DeepSeek V4 Pro 0813

Claude 3.7 SonnetRunner-up

No community votes yet. On paper, DeepSeek V4 Pro 0813 has the edge — bigger model tier, newer, bigger context window.

DeepSeek V4 Pro 0813 is 7.6x cheaper per token — worth considering if cost matters.

Slight edge

What do Claude 3.7 Sonnet and DeepSeek V4 Pro 0813 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 3.7 Sonnet

Input

$3.00

Output

$15.00

DeepSeek V4 Pro 0813

Input

$0.66

4.5× cheaper

Output

$1.98

7.6× cheaper

DeepSeek V4 Pro 0813 is cheaper on both — 4.5× input, 7.6× output

Writing DNA

Style Comparison

Similarity

57%

Claude 3.7 Sonnet uses 5.7x more transitions

Claude 3.7 Sonnet

DeepSeek V4 Pro 0813

62%Vocabulary57%

35wSentence Length17w

0.99Hedging0.49

1.2Bold3.2

4.3Lists3.2

0.00Emoji0.00

1.78Headings1.08

0.23Transitions0.04

Based on 13 + 27 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Claude 3.7 Sonnet vs MiniMax M3New provider

Claude 3.7 Sonnet vs GPT-5New provider

DeepSeek V4 Pro 0813 vs Llama 4 MaverickNew provider

Updated Aug 2026

Our Verdict

DeepSeek V4 Pro 0813

Claude 3.7 SonnetRunner-up

No community votes yet. On paper, DeepSeek V4 Pro 0813 has the edge — bigger model tier, newer, bigger context window.

DeepSeek V4 Pro 0813 is 7.6x cheaper per token — worth considering if cost matters.

Slight edge

What do Claude 3.7 Sonnet and DeepSeek V4 Pro 0813 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 3.7 Sonnet

Input

$3.00

Output

$15.00

DeepSeek V4 Pro 0813

Input

$0.66

4.5× cheaper

Output

$1.98

7.6× cheaper

DeepSeek V4 Pro 0813 is cheaper on both — 4.5× input, 7.6× output

Writing DNA

Style Comparison

Similarity

57%

Claude 3.7 Sonnet uses 5.7x more transitions

Claude 3.7 Sonnet

DeepSeek V4 Pro 0813

62%Vocabulary57%

35wSentence Length17w

0.99Hedging0.49

1.2Bold3.2

4.3Lists3.2

0.00Emoji0.00

1.78Headings1.08

0.23Transitions0.04

Based on 13 + 27 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Claude 3.7 Sonnet vs MiniMax M3New provider

Claude 3.7 Sonnet vs GPT-5New provider

DeepSeek V4 Pro 0813 vs Llama 4 MaverickNew provider