Claude 3.7 Sonnet vs DeepSeek R1
Compare Claude 3.7 Sonnet by Anthropic against DeepSeek R1 by DeepSeek, in 83 community votes, deepseek r1 wins 54% of head-to-head duels, context windows of 200K vs 128K, tested across 54 shared challenges. Updated May 2026.
Which is better, Claude 3.7 Sonnet or DeepSeek R1?
DeepSeek R1 is the better choice overall, winning 54% of 83 blind community votes on Rival. Claude 3.7 Sonnet costs $3/M input tokens vs $0.55/M for DeepSeek R1. Context windows: 200K vs 128K tokens. Compare their real outputs side by side below.
Key Differences Between Claude 3.7 Sonnet and DeepSeek R1
Claude 3.7 Sonnet is made by anthropic while DeepSeek R1 is from deepseek. Claude 3.7 Sonnet has a 200K token context window compared to DeepSeek R1's 128K. On pricing, Claude 3.7 Sonnet costs $3/M input tokens vs $0.55/M for DeepSeek R1. In community voting, In 83 community votes, DeepSeek R1 wins 54% of head-to-head duels.
In 83 community votes, DeepSeek R1 wins 54% of head-to-head duels. Claude 3.7 Sonnet leads in Web Design, while DeepSeek R1 leads in Reasoning, Image Generation, Conversation. Based on blind community voting from the Rival open dataset of 83+ human preference judgments for this pair.
Per 1M tokens
DeepSeek R1 is cheaper on both — 5.5× input, 6.8× output
DeepSeek R1 has the edge overall. In 83 blind votes, DeepSeek R1 wins 54% of the time.
Pick Claude 3.7 Sonnet for Web Design. Pick DeepSeek R1 for Analysis, Conversation, Reasoning. DeepSeek R1 is 6.8x cheaper per token — worth considering if cost matters.
Style Comparison
DeepSeek R1 uses 4.3x more emoji
