Claude Opus 5.5 (Medium, Default Fallback) vs Mistral Small 3

Claude Opus 5.5 (Medium, Default Fallback) vs Mistral Small 3. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude Opus 5.5 (Medium, Default Fallback)Off the frontier
Intelligence
51.20
Total cost
$1627
MistralMistral Small 3Not ranked · benchmark data missing
Intelligence
6.70
Total cost
-
Verdict

Comparison incomplete

A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

MetricClaude Opus 5.5 (Medium, Default Fallback)Mistral Small 3Difference
Intelligence (higher is better)51.26.7−86.9% Mistral Small 3 is 86.9% less intelligent
Total AA cost (lower is better)$1,626.81Not reported— not comparable
End-to-end time (lower is better)20.68s11.99s−42.0% Mistral Small 3 is 42.0% faster
Price per 1M tokens (in / out)$4.00 / $20.0$0.05 / $0.08
Input modalitiesText, ImageText
Open this matchup in the interactive pickerClaude Opus 5.5 (Medium, Default Fallback): what beats itMistral Small 3: what beats it
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-5-5-medium/mistral-small-3 · Markdown: /api/v1/compare/claude-opus-5-5-medium/mistral-small-3?format=md · llms.txt · agent skill