DeepSeek-V4-Pro-0813 vs GPT Image 2.5 Dev

DeepSeek DeepSeek-V4-Pro-0813OpenAI GPT Image 2.5 Dev
VendorDeepSeekOpenAI
Context window1,000,000—
Max output384,000—
ReasoningYesNo
Tool callingYesNo
File inputYesYes
Inputtexttext, image
Outputtextimage
Released2026-08-132026-09-08