Claude Opus 4.1 vs Gemini 3.1 Pro Preview
Compare Claude Opus 4.1 by Anthropic against Gemini 3.1 Pro Preview by Google AI, context windows of 200K vs 1.0M, tested across 53 shared challenges. Updated May 2026.
Which is better, Claude Opus 4.1 or Gemini 3.1 Pro Preview?
Claude Opus 4.1 and Gemini 3.1 Pro Preview are both competitive models. Claude Opus 4.1 costs $15/M input tokens vs $2/M for Gemini 3.1 Pro Preview. Context windows: 200K vs 1049K tokens. Compare their real outputs side by side below.
Key Differences Between Claude Opus 4.1 and Gemini 3.1 Pro Preview
Claude Opus 4.1 is made by anthropic while Gemini 3.1 Pro Preview is from google. Claude Opus 4.1 has a 200K token context window compared to Gemini 3.1 Pro Preview's 1049K. On pricing, Claude Opus 4.1 costs $15/M input tokens vs $2/M for Gemini 3.1 Pro Preview.
Per 1M tokens
Gemini 3.1 Pro Preview is cheaper on both — 7.5× input, 6.3× output
No community votes yet. On paper, Gemini 3.1 Pro Preview has the edge — newer, bigger context window.
Gemini 3.1 Pro Preview is 6.3x cheaper per token — worth considering if cost matters.
Style Comparison
Claude Opus 4.1 uses 38.4x more emoji
