Claude Sonnet 5 (Non-reasoning, High) vs DeepSeek V4 Flash 0420 (Max)

Claude Sonnet 5 (Non-reasoning, High) vs DeepSeek V4 Flash 0420 (Max). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

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 Sonnet 5 (Non-reasoning, High)DeepSeek V4 Flash 0420 (Max)Difference
Intelligence (higher is better)23.224.2+4.3% DeepSeek V4 Flash 042… is 4.3% more intelligent
Total AA cost (lower is better)Not reported$149.48— not comparable
End-to-end time (lower is better)8.58s100.76s+1074.4% DeepSeek V4 Flash 042… is 1074.4% slower
Price per 1M tokens (in / out)$2.00 / $10.0$0.11 / $0.23
Input modalitiesText, ImageText
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-sonnet-5-non-reasoning/deepseek-v4-flash-0420 · Markdown: /api/v1/compare/claude-sonnet-5-non-reasoning/deepseek-v4-flash-0420?format=md · llms.txt · agent skill