Claude Fable 5.1 (High, Default Fallback) vs o3-mini

Claude Fable 5.1 (High, Default Fallback) vs o3-mini. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude Fable 5.1 (High, Default Fallback)Off the frontier
Intelligence
51.20
Total cost
$5242
OpenAIo3-miniNot ranked · benchmark data missing
Intelligence
12.50
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 Fable 5.1 (High, Default Fallback)o3-miniDifference
Intelligence (higher is better)51.212.5−75.6% o3-mini is 75.6% less intelligent
Total AA cost (lower is better)$5,241.59Not reported— not comparable
End-to-end time (lower is better)30.96s8.96s−71.1% o3-mini is 71.1% faster
Price per 1M tokens (in / out)$10.0 / $50.0$1.10 / $4.40
Input modalitiesText, ImageText
Open this matchup in the interactive pickerClaude Fable 5.1 (High, Default Fallback): what beats ito3-mini: what beats it
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-fable-5-1-high/o3-mini · Markdown: /api/v1/compare/claude-fable-5-1-high/o3-mini?format=md · llms.txt · agent skill