Claude Fable 5.1 (Max, Default Fallback) vs Grok Code Fast 1

Claude Fable 5.1 (Max, Default Fallback) vs Grok Code Fast 1. 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 (Max, Default Fallback)Off the frontier
Intelligence
53.40
Total cost
$13129
SpaceXAIGrok Code Fast 1Not ranked · benchmark data missing
Intelligence
14.10
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 (Max, Default Fallback)Grok Code Fast 1Difference
Intelligence (higher is better)53.414.1−73.6% Grok Code Fast 1 is 73.6% less intelligent
Total AA cost (lower is better)$13,128.86Not reported— not comparable
End-to-end time (lower is better)201.72sNot reported— not comparable
Price per 1M tokens (in / out)$10.0 / $50.0—
Input modalitiesText, ImageText
Open this matchup in the interactive pickerClaude Fable 5.1 (Max, Default Fallback): what beats itGrok Code Fast 1: what beats it
Matchup

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