Step 3.5 Flash vs Step 5 Preview

Step 3.5 Flash vs Step 5 Preview. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

StepFunStep 3.5 FlashNot ranked · benchmark data missing
Intelligence
16.60
Total cost
-
StepFunStep 5 PreviewOff the frontier
Intelligence
43.70
Total cost
$1190
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.

MetricStep 3.5 FlashStep 5 PreviewDifference
Intelligence (higher is better)16.643.7+163.3% Step 5 Preview is 2.6× more intelligent
Total AA cost (lower is better)Not reported$1,190.26— not comparable
End-to-end time (lower is better)20.68s12.06s−41.7% Step 5 Preview is 41.7% faster
Price per 1M tokens (in / out)$0.10 / $0.30$1.00 / $2.70
Input modalitiesTextText, Image
Open this matchup in the interactive pickerStep 3.5 Flash: what beats itStep 5 Preview: what beats it
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/step-3-5-flash-0202/step-5 · Markdown: /api/v1/compare/step-3-5-flash-0202/step-5?format=md · llms.txt · agent skill