Grok 4 Fast (Reasoning) vs o1-preview

Grok 4 Fast (Reasoning) vs o1-preview. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

SpaceXAIGrok 4 Fast (Reasoning)Not ranked · benchmark data missing
Intelligence
17.90
Total cost
-
OpenAIo1-previewNot ranked · benchmark data missing
Intelligence
11.40
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.

MetricGrok 4 Fast (Reasoning)o1-previewDifference
Intelligence (higher is better)17.911.4−36.3% o1-preview is 36.3% less intelligent
Total AA cost (lower is better)Not reportedNot reported— not comparable
End-to-end time (lower is better)Not reportedNot reported— not comparable
Price per 1M tokens (in / out)$0.20 / $0.50$16.5 / $66.0
Input modalitiesText, ImageText
Open this matchup in the interactive pickerGrok 4 Fast (Reasoning): what beats ito1-preview: 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-fast-reasoning/o1-preview · Markdown: /api/v1/compare/grok-4-fast-reasoning/o1-preview?format=md · llms.txt · agent skill