Claude Haiku 5.5 (Low) vs o3-pro

Claude Haiku 5.5 (Low) vs o3-pro. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude Haiku 5.5 (Low)Off the frontier
Intelligence
29.50
Total cost
$34.3
OpenAIo3-proNot ranked · benchmark data missing
Intelligence
21.90
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 Haiku 5.5 (Low)o3-proDifference
Intelligence (higher is better)29.521.9−25.8% o3-pro is 25.8% less intelligent
Total AA cost (lower is better)$34.31Not reported— not comparable
End-to-end time (lower is better)10.19sNot reported— not comparable
Price per 1M tokens (in / out)$0.10 / $0.50$20.0 / $80.0
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerClaude Haiku 5.5 (Low): what beats ito3-pro: 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-haiku-5-5-low/o3-pro · Markdown: /api/v1/compare/claude-haiku-5-5-low/o3-pro?format=md · llms.txt · agent skill