GPT Image 1.0 vs gpt-4.1-nano

OpenAI GPT Image 1.0OpenAI gpt-4.1-nano
VendorOpenAIOpenAI
Context window128,0001,047,576
Max output—32,768
ReasoningNoNo
Tool callingNoYes
File inputYesYes
Inputtext, imagetext, image
Outputimagetext
Released2025-04-232025-04-14