OpenAI Codex Mini vs DeepSeek R1
Compare OpenAI Codex Mini by OpenAI against DeepSeek R1 by DeepSeek, context windows of 200K vs 128K, tested across 10 shared challenges.
Our Verdict
OpenAI Codex Mini
DeepSeek R1
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Too close to call
API pricing
Cost per 1M tokens
OpenAI Codex Mini
Input
$1.50
Output
$6.00
DeepSeek R1
Input
$0.55
2.7× cheaper
Output
$2.19
2.7× cheaper
DeepSeek R1 is cheaper on both — 2.7× input, 2.7× output
Research
What we learned reading every model
FAQ
