Claude 3.5 Sonnet (Oct '24) vs Grok 4.20 0309 v2 (Reasoning)

Claude 3.5 Sonnet (Oct '24) vs Grok 4.20 0309 v2 (Reasoning). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

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 3.5 Sonnet (Oct '24)Grok 4.20 0309 v2 (Reasoning)Difference
Intelligence (higher is better)7.925.7+225.3% Grok 4.20 0309 v2 (Re… is 3.3× more intelligent
Total AA cost (lower is better)Not reportedNot reported— not comparable
End-to-end time (lower is better)Not reported18.89s— not comparable
Price per 1M tokens (in / out)$3.00 / $15.0$1.25 / $2.50
Input modalitiesText, ImageText, Image
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-35-sonnet/grok-4-20 · Markdown: /api/v1/compare/claude-35-sonnet/grok-4-20?format=md · llms.txt · agent skill