Claude 3.7 Thinking Sonnet vs o1
Compare Claude 3.7 Thinking Sonnet by Anthropic against o1 by OpenAI, in 6 community votes, claude 3.7 thinking sonnet wins 100% of head-to-head duels, context windows of 200K vs 128K, tested across 40 shared challenges. Updated March 2026.
In 6 community votes, Claude 3.7 Thinking Sonnet wins 100% of head-to-head duels. Claude 3.7 Thinking Sonnet leads in Image Generation, Web Design. Based on blind community voting from the Rival open dataset of 6+ human preference judgments for this pair.





