Gemini 3.8 Flash vs chatgpt-image-latest

Google Gemini 3.8 FlashOpenAI chatgpt-image-latest
VendorGoogleOpenAI
Context window1,048,576—
Max output65,536—
ReasoningYesNo
Tool callingYesNo
File inputYesYes
Inputtext, image, video, audio, filetext, image
Outputtextimage
Released2026-09-012025-12-16