Claude 4.5 Haiku (Reasoning) vs Devstral Small (Jul '25)

Claude 4.5 Haiku (Reasoning) vs Devstral Small (Jul '25). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude 4.5 Haiku (Reasoning)Off the frontier
Intelligence
29.60
Total cost
$564
MistralDevstral Small (Jul '25)Not ranked · benchmark data missing
Intelligence
9.30
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 4.5 Haiku (Reasoning)Devstral Small (Jul '25)Difference
Intelligence (higher is better)29.69.3−68.6% Devstral Small (Jul '… is 68.6% less intelligent
Total AA cost (lower is better)$563.51Not reported— not comparable
End-to-end time (lower is better)28.03sNot reported— not comparable
Price per 1M tokens (in / out)$1.00 / $5.00$0.10 / $0.30
Input modalitiesNot reportedNot reported
Open this matchup in the interactive pickerClaude 4.5 Haiku (Reasoning): what beats itDevstral Small (Jul '25): 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-4-5-haiku-reasoning/devstral-small · Markdown: /api/v1/compare/claude-4-5-haiku-reasoning/devstral-small?format=md · llms.txt · agent skill