DeepSeek V4 Flash 0420 (Max) vs GPT-4.5 (Preview)

DeepSeek V4 Flash 0420 (Max) vs GPT-4.5 (Preview). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

DeepSeekDeepSeek V4 Flash 0420 (Max)Off the frontier
Intelligence
24.20
Total cost
$149
OpenAIGPT-4.5 (Preview)Not ranked · benchmark data missing
Intelligence
9.60
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.

MetricDeepSeek V4 Flash 0420 (Max)GPT-4.5 (Preview)Difference
Intelligence (higher is better)24.29.6−60.3% GPT-4.5 (Preview) is 60.3% less intelligent
Total AA cost (lower is better)$149.48Not reported— not comparable
End-to-end time (lower is better)100.76sNot reported— not comparable
Price per 1M tokens (in / out)$0.11 / $0.23—
Input modalitiesTextText, Image
Open this matchup in the interactive pickerDeepSeek V4 Flash 0420 (Max): what beats itGPT-4.5 (Preview): what beats it
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/deepseek-v4-flash-0420/gpt-4-5 · Markdown: /api/v1/compare/deepseek-v4-flash-0420/gpt-4-5?format=md · llms.txt · agent skill