Claude Sonnet 4 vs Mistral Small 4
Compare Claude Sonnet 4 by Anthropic against Mistral Small 4 by Mistral AI, context windows of 200K vs 262K, tested across 53 shared challenges. Updated May 2026.
Which is better, Claude Sonnet 4 or Mistral Small 4?
Claude Sonnet 4 and Mistral Small 4 are both competitive models. Claude Sonnet 4 costs $3/M input tokens vs $0.15/M for Mistral Small 4. Context windows: 200K vs 262K tokens. Compare their real outputs side by side below.
Key Differences Between Claude Sonnet 4 and Mistral Small 4
Claude Sonnet 4 is made by anthropic while Mistral Small 4 is from mistral. Claude Sonnet 4 has a 200K token context window compared to Mistral Small 4's 262K. On pricing, Claude Sonnet 4 costs $3/M input tokens vs $0.15/M for Mistral Small 4.
Per 1M tokens
Mistral Small 4 is cheaper on both — 20× input, 25× output
No community votes yet. On paper, Claude Sonnet 4 has the edge — bigger model tier, major provider backing.
Mistral Small 4 is 25x cheaper per token — worth considering if cost matters.
Style Comparison
Claude Sonnet 4 uses 6.3x more sentence length
