Claude Opus 4.6 (Non-reasoning, High) vs Step 3.5 Flash 2603

Claude Opus 4.6 (Non-reasoning, High) vs Step 3.5 Flash 2603. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude Opus 4.6 (Non-reasoning, High)Not ranked · benchmark data missing
Intelligence
26.40
Total cost
-
StepFunStep 3.5 Flash 2603Not ranked · benchmark data missing
Intelligence
17.00
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.

MetricClaude Opus 4.6 (Non-reasoning, High)Step 3.5 Flash 2603Difference
Intelligence (higher is better)26.417.0−35.6% Step 3.5 Flash 2603 is 35.6% less intelligent
Total AA cost (lower is better)Not reportedNot reported— not comparable
End-to-end time (lower is better)15.10s20.25s+34.1% Step 3.5 Flash 2603 is 34.1% slower
Price per 1M tokens (in / out)$5.00 / $25.0$0.10 / $0.30
Input modalitiesText, ImageText
Open this matchup in the interactive pickerClaude Opus 4.6 (Non-reasoning, High): what beats itStep 3.5 Flash 2603: what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-4-6/step-3-5-flash · Markdown: /api/v1/compare/claude-opus-4-6/step-3-5-flash?format=md · llms.txt · agent skill