Claude Opus 4.1 vs Mistral Medium 3
Compare Claude Opus 4.1 by Anthropic against Mistral Medium 3 by Mistral AI, context windows of 200K vs 131K, tested across 53 shared challenges. Updated May 2026.
Which is better, Claude Opus 4.1 or Mistral Medium 3?
Claude Opus 4.1 and Mistral Medium 3 are both competitive models. Claude Opus 4.1 costs $15/M input tokens vs $0.4/M for Mistral Medium 3. Context windows: 200K vs 131K tokens. Compare their real outputs side by side below.
Key Differences Between Claude Opus 4.1 and Mistral Medium 3
Claude Opus 4.1 is made by anthropic while Mistral Medium 3 is from mistral. Claude Opus 4.1 has a 200K token context window compared to Mistral Medium 3's 131K. On pricing, Claude Opus 4.1 costs $15/M input tokens vs $0.4/M for Mistral Medium 3.
Per 1M tokens
Mistral Medium 3 is cheaper on both — 38× input, 38× output
No community votes yet. On paper, Claude Opus 4.1 has the edge — bigger model tier, newer, bigger context window, major provider backing.
Mistral Medium 3 is 38x cheaper per token — worth considering if cost matters.
Style Comparison
Claude Opus 4.1 uses 6.4x more emoji
