GPT-5.5 (Medium) vs o3-pro

GPT-5.5 (Medium) 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.

OpenAIGPT-5.5 (Medium)Off the frontier
Intelligence
33.80
Total cost
$2095
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.

MetricGPT-5.5 (Medium)o3-proDifference
Intelligence (higher is better)33.821.9−35.2% o3-pro is 35.2% less intelligent
Total AA cost (lower is better)$2,095.12Not reported— not comparable
End-to-end time (lower is better)9.73sNot reported— not comparable
Price per 1M tokens (in / out)$5.00 / $30.0$20.0 / $80.0
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerGPT-5.5 (Medium): 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/gpt-5-5-medium/o3-pro · Markdown: /api/v1/compare/gpt-5-5-medium/o3-pro?format=md · llms.txt · agent skill