GPT-5.5 (High) vs Grok 4

GPT-5.5 (High) vs Grok 4. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

OpenAIGPT-5.5 (High)Off the frontier
Intelligence
37.00
Total cost
$3411
SpaceXAIGrok 4Not ranked · benchmark data missing
Intelligence
22.50
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.

MetricGPT-5.5 (High)Grok 4Difference
Intelligence (higher is better)37.022.5−39.2% Grok 4 is 39.2% less intelligent
Total AA cost (lower is better)$3,410.76Not reported— not comparable
End-to-end time (lower is better)19.79s13.40s−32.3% Grok 4 is 32.3% faster
Price per 1M tokens (in / out)$5.00 / $30.0$3.00 / $15.0
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerGPT-5.5 (High): what beats itGrok 4: what beats it
Matchup

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