Claude Opus 4.5 (Reasoning) vs Magistral Small 1.2

Claude Opus 4.5 (Reasoning) vs Magistral Small 1.2. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude Opus 4.5 (Reasoning)Not ranked · benchmark data missing
Intelligence
29.10
Total cost
-
MistralMagistral Small 1.2Not ranked · benchmark data missing
Intelligence
8.60
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 4.5 (Reasoning)Magistral Small 1.2Difference
Intelligence (higher is better)29.18.6−70.4% Magistral Small 1.2 is 70.4% less intelligent
Total AA cost (lower is better)Not reportedNot reported— not comparable
End-to-end time (lower is better)22.82s33.86s+48.4% Magistral Small 1.2 is 48.4% slower
Price per 1M tokens (in / out)$5.00 / $25.0$0.50 / $1.50
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerClaude Opus 4.5 (Reasoning): what beats itMagistral Small 1.2: what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-4-5-thinking/magistral-small-2509 · Markdown: /api/v1/compare/claude-opus-4-5-thinking/magistral-small-2509?format=md · llms.txt · agent skill