chatgpt-image-latest vs o4-mini

OpenAI chatgpt-image-latestOpenAI o4-mini
VendorOpenAIOpenAI
Context window—200,000
Max output—100,000
ReasoningNoYes
Tool callingNoYes
File inputYesYes
Inputtext, imagetext, image
Outputimagetext
Released2025-12-162025-04-16