Claude 4 Sonnet (Non-reasoning) vs DeepSeek V4.1 Flash (Max)

Claude 4 Sonnet (Non-reasoning) vs DeepSeek V4.1 Flash (Max). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude 4 Sonnet (Non-reasoning)Not ranked · benchmark data missing
Intelligence
16.60
Total cost
-
DeepSeekDeepSeek V4.1 Flash (Max)Off the frontier
Intelligence
39.50
Total cost
$672
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 4 Sonnet (Non-reasoning)DeepSeek V4.1 Flash (Max)Difference
Intelligence (higher is better)16.639.5+138.0% DeepSeek V4.1 Flash (… is 2.4× more intelligent
Total AA cost (lower is better)Not reported$671.96— not comparable
End-to-end time (lower is better)Not reported14.98s— not comparable
Price per 1M tokens (in / out)—$0.29 / $1.20
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerClaude 4 Sonnet (Non-reasoning): what beats itDeepSeek V4.1 Flash (Max): 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-4-sonnet/deepseek-v4-1-flash · Markdown: /api/v1/compare/claude-4-sonnet/deepseek-v4-1-flash?format=md · llms.txt · agent skill