GPT-5.6 Luna (High) vs Step 3.7 Flash

GPT-5.6 Luna (High) vs Step 3.7 Flash. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

OpenAIGPT-5.6 Luna (High)Off the frontier
Intelligence
32.10
Total cost
$108
StepFunStep 3.7 FlashNot ranked · benchmark data missing
Intelligence
19.50
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-5.6 Luna (High)Step 3.7 FlashDifference
Intelligence (higher is better)32.119.5−39.3% Step 3.7 Flash is 39.3% less intelligent
Total AA cost (lower is better)$108.15Not reported— not comparable
End-to-end time (lower is better)12.29s23.89s+94.4% Step 3.7 Flash is 94.4% slower
Price per 1M tokens (in / out)$0.20 / $1.20$0.20 / $1.15
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerGPT-5.6 Luna (High): what beats itStep 3.7 Flash: what beats it
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-6-luna-high/step-3-7-flash · Markdown: /api/v1/compare/gpt-5-6-luna-high/step-3-7-flash?format=md · llms.txt · agent skill