Claude 3 Opus vs Mistral Large 2

Compare Claude 3 Opus by Anthropic against Mistral Large 2 by Mistral AI, context windows of 200K vs 128K, tested across 5 shared challenges. Updated March 2026.

Which is better, Claude 3 Opus or Mistral Large 2?

Claude 3 Opus and Mistral Large 2 are both competitive models. Claude 3 Opus costs $15/M input tokens vs $8/M for Mistral Large 2. Context windows: 200K vs 128K tokens. Compare their real outputs side by side below.

Key Differences Between Claude 3 Opus and Mistral Large 2

Claude 3 Opus is made by anthropic while Mistral Large 2 is from mistral. Claude 3 Opus has a 200K token context window compared to Mistral Large 2's 128K. On pricing, Claude 3 Opus costs $15/M input tokens vs $8/M for Mistral Large 2.

Our Verdict
Claude 3 Opus
Claude 3 Opus
Mistral Large 2
Mistral Large 2Runner-up

No community votes yet. On paper, Claude 3 Opus has the edge — bigger model tier, bigger context window, major provider backing.

Mistral Large 2 is 3.1x cheaper per token — worth considering if cost matters.

Too close to call
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Claude 3 OpusMistral Large 2
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