DeepSeek V4 Pro (Reasoning, Max Effort) vs GPT-5 Codex (high)

DeepSeek V4 Pro (Reasoning, Max Effort) vs GPT-5 Codex (high). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

DeepSeekDeepSeek V4 Pro (Reasoning, Max Effort)Off the frontier
Intelligence
45.30
Total cost
$176
OpenAIGPT-5 Codex (high)Not ranked · benchmark data missing
Intelligence
37.00
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.

MetricDeepSeek V4 Pro (Reasoning, Max Effort)GPT-5 Codex (high)Difference
Intelligence (higher is better)45.337.0−18.3% GPT-5 Codex (high) is 18.3% less intelligent
Total AA cost (lower is better)$176.25Not reported— not comparable
End-to-end time (lower is better)79.57sNot reported— not comparable
Price per 1M tokens (in / out)$0.43 / $0.87$1.25 / $10.0
Input modalitiesNot reportedNot reported
Open this matchup in the interactive pickerDeepSeek V4 Pro (max): what beats itGPT-5 Codex (high): 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-pro/gpt-5-codex · Markdown: /api/v1/compare/deepseek-v4-pro/gpt-5-codex?format=md · llms.txt · agent skill