gpt-5-nano vs Nano Banana (Gemini 2.5 Flash Image 🍌)

OpenAI gpt-5-nanoGoogle Nano Banana (Gemini 2.5 Flash Image 🍌)
VendorOpenAIGoogle
Context window400,00032,768
Max output128,00032,768
ReasoningYesYes
Tool callingYesNo
File inputYesYes
Inputtext, imagetext, image
Outputtextimage
Released2025-08-072025-08-26