Claude Fable 5.2 (High, Default Fallback) vs Mercury 2.5

Claude Fable 5.2 (High, Default Fallback) vs Mercury 2.5. 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 (High, Default Fallback)On the frontier
Intelligence
61.80
Total cost
$7106
InceptionMercury 2.5Not 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 (High, Default Fallback)Mercury 2.5Difference
Intelligence (higher is better)61.8Not reported— not comparable
Total AA cost (lower is better)$7,105.77Not reported— not comparable
End-to-end time (lower is better)35.25s4.25s−87.9% Mercury 2.5 is 87.9% faster
Price per 1M tokens (in / out)$8.00 / $40.0$0.20 / $0.75
Input modalitiesText, ImageText
Open this matchup in the interactive pickerClaude Fable 5.2 (High, Default Fallback): what beats itMercury 2.5: what beats it
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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-fable-5-2-high/mercury-2-5 · Markdown: /api/v1/compare/claude-fable-5-2-high/mercury-2-5?format=md · llms.txt · agent skill