DeepSeek V4.1 Flash vs GPT Image 2.5 Dev

DeepSeek DeepSeek V4.1 FlashOpenAI GPT Image 2.5 Dev
VendorDeepSeekOpenAI
Context window1,040,000—
Max output384,000—
ReasoningYesNo
Tool callingYesNo
File inputYesYes
Inputtexttext, image
Outputtextimage
Released2026-09-102026-09-08