Grok 4 vs Grok 4.5 (High)

Grok 4 vs Grok 4.5 (High). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

SpaceXAIGrok 4Not ranked · benchmark data missing
Intelligence
22.50
Total cost
-
SpaceXAIGrok 4.5 (High)Off the frontier
Intelligence
38.80
Total cost
$1244
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.

MetricGrok 4Grok 4.5 (High)Difference
Intelligence (higher is better)22.538.8+72.4% Grok 4.5 (High) is 72.4% more intelligent
Total AA cost (lower is better)Not reported$1,243.85— not comparable
End-to-end time (lower is better)13.47s18.82s+39.7% Grok 4.5 (High) is 39.7% slower
Price per 1M tokens (in / out)$3.00 / $15.0$2.00 / $6.00
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerGrok 4: what beats itGrok 4.5 (High): what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/grok-4/grok-4-5 · Markdown: /api/v1/compare/grok-4/grok-4-5?format=md · llms.txt · agent skill