Claude 2 vs Claude 3.7 Thinking Sonnet
Compare Claude 2 and Claude 3.7 Thinking Sonnet, both from Anthropic, in 6 community votes, claude 2 wins 100% of head-to-head duels, context windows of 100K vs 200K, tested across 5 shared challenges. Updated May 2026.
Which is better, Claude 2 or Claude 3.7 Thinking Sonnet?
Claude 2 is the better choice overall, winning 100% of 6 blind community votes on Rival. Claude 2 costs $11.02/M input tokens vs $6/M for Claude 3.7 Thinking Sonnet. Context windows: 100K vs 200K tokens. Compare their real outputs side by side below.
Key Differences Between Claude 2 and Claude 3.7 Thinking Sonnet
Claude 2 is made by anthropic while Claude 3.7 Thinking Sonnet is from anthropic. Claude 2 has a 100K token context window compared to Claude 3.7 Thinking Sonnet's 200K. On pricing, Claude 2 costs $11.02/M input tokens vs $6/M for Claude 3.7 Thinking Sonnet. In community voting, In 6 community votes, Claude 2 wins 100% of head-to-head duels.
In 6 community votes, Claude 2 wins 100% of head-to-head duels. Claude 2 leads in Web Design, Image Generation. Based on blind community voting from the Rival open dataset of 6+ human preference judgments for this pair.
Per 1M tokens
Claude 3.7 Thinking Sonnet is cheaper on both — 1.8× input, 1.1× output
Pick Claude 2. In 6 blind votes, Claude 2 wins 100% of the time. That's not luck.
Claude 2 particularly excels in Web Design, Image Generation.
Style Comparison
Claude 3.7 Thinking Sonnet uses 63.7x more hedging
