gemini-2.5-flash vs gpt-4o-image

Google gemini-2.5-flashOpenAI gpt-4o-image
VendorGoogleOpenAI
Context window1,048,576
Max output65,536
ReasoningYesNo
Tool callingYesNo
File inputYesNo
Inputtext, image, audio, video, filetext
Outputtextimage, text
Released2025-03-20