Claude Fable 5.2 (Low, Default Fallback) vs Claude Sonnet 5 (High)

Claude Fable 5.2 (Low, Default Fallback) vs Claude Sonnet 5 (High). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude Fable 5.2 (Low, Default Fallback)Off the frontier
Intelligence
53.90
Total cost
$2862
AnthropicClaude Sonnet 5 (High)Not ranked · benchmark data missing
Intelligence
-
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 5.2 (Low, Default Fallback)Claude Sonnet 5 (High)Difference
Intelligence (higher is better)53.9Not reported— not comparable
Total AA cost (lower is better)$2,861.78Not reported— not comparable
End-to-end time (lower is better)22.57s19.05s−15.6% Claude Sonnet 5 (High) is 15.6% faster
Price per 1M tokens (in / out)$8.00 / $40.0$2.00 / $10.0
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerClaude Fable 5.2 (Low, Default Fallback): what beats itClaude Sonnet 5 (High): 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-5-2-low/claude-sonnet-5-high · Markdown: /api/v1/compare/claude-fable-5-2-low/claude-sonnet-5-high?format=md · llms.txt · agent skill