Gemini 3.5 Flash vs gpt-image-1-mini

Google Gemini 3.5 FlashOpenAI gpt-image-1-mini
VendorGoogleOpenAI
Context window1,048,5768,000
Max output65,536
ReasoningYesNo
Tool callingYesNo
File inputYesYes
Inputtext, image, video, audio, filetext, image
Outputtextimage
Released2026-05-192025-07-31