Claude 3.7 Sonnet vs GPT-4.5
Compare Claude 3.7 Sonnet by Anthropic against GPT-4.5 by OpenAI, in 8 community votes, claude 3.7 sonnet wins 63% of head-to-head duels, context windows of 200K vs 128K, tested across 25 shared challenges. Updated May 2026.
Which is better, Claude 3.7 Sonnet or GPT-4.5?
Claude 3.7 Sonnet is the better choice overall, winning 63% of 8 blind community votes on Rival. Claude 3.7 Sonnet costs $3/M input tokens vs $75/M for GPT-4.5. Context windows: 200K vs 128K tokens. Compare their real outputs side by side below.
Key Differences Between Claude 3.7 Sonnet and GPT-4.5
Claude 3.7 Sonnet is made by anthropic while GPT-4.5 is from openai. Claude 3.7 Sonnet has a 200K token context window compared to GPT-4.5's 128K. On pricing, Claude 3.7 Sonnet costs $3/M input tokens vs $75/M for GPT-4.5. In community voting, In 8 community votes, Claude 3.7 Sonnet wins 63% of head-to-head duels.
In 8 community votes, Claude 3.7 Sonnet wins 63% of head-to-head duels. Claude 3.7 Sonnet leads in Reasoning, Image Generation. Based on blind community voting from the Rival open dataset of 8+ human preference judgments for this pair.
Per 1M tokens
Claude 3.7 Sonnet is cheaper on both — 25× input, 10× output
Pick Claude 3.7 Sonnet. In 8 blind votes, Claude 3.7 Sonnet wins 63% of the time. That's not luck.
Claude 3.7 Sonnet particularly excels in Reasoning, Image Generation. Claude 3.7 Sonnet is 10x cheaper per token — worth considering if cost matters.
Style Comparison
GPT-4.5 uses 3.9x more bold
