Claude Sonnet 4 vs DeepSeek V3 (March 2024)

Compare Claude Sonnet 4 by Anthropic against DeepSeek V3 (March 2024) by DeepSeek, in 10 community votes, claude sonnet 4 wins 71% of head-to-head duels, context windows of 200K vs 128K, tested across 18 shared challenges. Updated February 2026.

In 10 community votes, Claude Sonnet 4 wins 71% of head-to-head duels. Claude Sonnet 4 leads in Image Generation, while DeepSeek V3 (March 2024) leads in Web Design. Based on blind community voting from the RIVAL open dataset of 10+ human preference judgments for this pair.

Web Design: DeepSeek V3 (March 2024) wins 67% of votes
Image Generation: Claude Sonnet 4 wins 100% of votes
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