Claude 2 vs GPT-5
Compare Claude 2 by Anthropic against GPT-5 by OpenAI, context windows of 100K vs 400K, tested across 5 shared challenges. Updated May 2026.
Which is better, Claude 2 or GPT-5?
Claude 2 and GPT-5 are both competitive models. Claude 2 costs $11.02/M input tokens vs $1.25/M for GPT-5. Context windows: 100K vs 400K tokens. Compare their real outputs side by side below.
Key Differences Between Claude 2 and GPT-5
Claude 2 is made by anthropic while GPT-5 is from openai. Claude 2 has a 100K token context window compared to GPT-5's 400K. On pricing, Claude 2 costs $11.02/M input tokens vs $1.25/M for GPT-5.
Per 1M tokens
GPT-5 is cheaper on both — 8.8× input, 3.3× output
No community votes yet. On paper, GPT-5 has the edge — bigger model tier, newer, bigger context window.
GPT-5 is 3.3x cheaper per token — worth considering if cost matters.
Style Comparison
GPT-5 uses 19.5x more hedging
