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Claude 3.7 Sonnet vs DeepSeek V3 (March 2024)

Compare Claude 3.7 Sonnet by Anthropic against DeepSeek V3 (March 2024) by DeepSeek, in 70 community votes, claude 3.7 sonnet and deepseek v3 (march 2024) are closely matched, context windows of 200K vs 128K, tested across 53 shared challenges. Updated April 2026.

Which is better, Claude 3.7 Sonnet or DeepSeek V3 (March 2024)?

Claude 3.7 Sonnet and DeepSeek V3 (March 2024) are closely matched based on 70 community votes. Claude 3.7 Sonnet costs $3/M input tokens vs $0.14/M for DeepSeek V3 (March 2024). Context windows: 200K vs 128K tokens. Compare their real outputs side by side below.

Key Differences Between Claude 3.7 Sonnet and DeepSeek V3 (March 2024)

Claude 3.7 Sonnet is made by anthropic while DeepSeek V3 (March 2024) is from deepseek. Claude 3.7 Sonnet has a 200K token context window compared to DeepSeek V3 (March 2024)'s 128K. On pricing, Claude 3.7 Sonnet costs $3/M input tokens vs $0.14/M for DeepSeek V3 (March 2024). In community voting, In 70 community votes, Claude 3.7 Sonnet and DeepSeek V3 (March 2024) are closely matched.

In 70 community votes, Claude 3.7 Sonnet and DeepSeek V3 (March 2024) are closely matched. Claude 3.7 Sonnet leads in Image Generation, Conversation, while DeepSeek V3 (March 2024) leads in Reasoning, Analysis. Based on blind community voting from the Rival open dataset of 70+ human preference judgments for this pair.

Image Generation: Claude 3.7 Sonnet wins 100% of votes
Web Design: Claude 3.7 Sonnet and DeepSeek V3 (March 2024) are tied
Reasoning: DeepSeek V3 (March 2024) wins 91% of votes
Analysis: DeepSeek V3 (March 2024) wins 80% of votes
Conversation: Claude 3.7 Sonnet wins 67% of votes
Our Verdict
Claude 3.7 Sonnet
Claude 3.7 Sonnet
DeepSeek V3 (March 2024)
DeepSeek V3 (March 2024)

Too close to call. Pick based on your use case.

Pick Claude 3.7 Sonnet for Image Generation, Conversation. Pick DeepSeek V3 (March 2024) for Reasoning, Analysis. DeepSeek V3 (March 2024) is 54x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
100%

DeepSeek V3 (March 2024) uses 25.6x more emoji

Claude 3.7 Sonnet
DeepSeek V3 (March 2024)
62%Vocabulary58%
35wSentence Length18w
0.99Hedging0.73
1.2Bold7.5
4.3Lists7.6
0.00Emoji0.26
1.78Headings1.60
0.23Transitions0.08
Based on 13 + 16 text responses
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Claude 3.7 SonnetDeepSeek V3 (March 2024)

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