Claude Haiku 5.5 (Medium) vs o3

Claude Haiku 5.5 (Medium) vs o3. 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 (Medium)On the frontier
Intelligence
34.50
Total cost
$56.4
OpenAIo3Not ranked · benchmark data missing
Intelligence
20.20
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 (Medium)o3Difference
Intelligence (higher is better)34.520.2−41.4% o3 is 41.4% less intelligent
Total AA cost (lower is better)$56.36Not reported— not comparable
End-to-end time (lower is better)10.33s10.44s+1.1% o3 is 1.1% slower
Price per 1M tokens (in / out)$0.10 / $0.50$2.00 / $8.00
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerClaude Haiku 5.5 (Medium): what beats ito3: what beats it
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-haiku-5-5-medium/o3 · Markdown: /api/v1/compare/claude-haiku-5-5-medium/o3?format=md · llms.txt · agent skill