LongCat 2.0 vs Step 3.5 Flash

LongCat 2.0 vs Step 3.5 Flash. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

LongCatLongCat 2.0Off the frontier
Intelligence
19.10
Total cost
$545
StepFunStep 3.5 FlashNot ranked · benchmark data missing
Intelligence
16.60
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.

MetricLongCat 2.0Step 3.5 FlashDifference
Intelligence (higher is better)19.116.6−13.1% Step 3.5 Flash is 13.1% less intelligent
Total AA cost (lower is better)$544.74Not reported— not comparable
End-to-end time (lower is better)35.69s20.68s−42.1% Step 3.5 Flash is 42.1% faster
Price per 1M tokens (in / out)$0.75 / $2.95$0.10 / $0.30
Input modalitiesTextText
Open this matchup in the interactive pickerLongCat 2.0: what beats itStep 3.5 Flash: what beats it
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/longcat-2-0/step-3-5-flash-0202 · Markdown: /api/v1/compare/longcat-2-0/step-3-5-flash-0202?format=md · llms.txt · agent skill