Claude 3.7 Thinking Sonnet vs GPT-5
Compare Claude 3.7 Thinking Sonnet by Anthropic against GPT-5 by OpenAI, context windows of 200K vs 400K, tested across 52 shared challenges. Updated May 2026.
Which is better, Claude 3.7 Thinking Sonnet or GPT-5?
Claude 3.7 Thinking Sonnet and GPT-5 are both competitive models. Claude 3.7 Thinking Sonnet costs $6/M input tokens vs $1.25/M for GPT-5. Context windows: 200K vs 400K tokens. Compare their real outputs side by side below.
Key Differences Between Claude 3.7 Thinking Sonnet and GPT-5
Claude 3.7 Thinking Sonnet is made by anthropic while GPT-5 is from openai. Claude 3.7 Thinking Sonnet has a 200K token context window compared to GPT-5's 400K. On pricing, Claude 3.7 Thinking Sonnet costs $6/M input tokens vs $1.25/M for GPT-5.
Per 1M tokens
GPT-5 is cheaper on both — 4.8× input, 3.0× output
No community votes yet. On paper, GPT-5 has the edge — bigger model tier, newer, bigger context window.
GPT-5 is 3.0x cheaper per token — worth considering if cost matters.
Style Comparison
Claude 3.7 Thinking Sonnet uses 11.9x more bold
