Gemini 3.5 Flash vs gpt-4.1-nano

Google Gemini 3.5 FlashOpenAI gpt-4.1-nano
VendorGoogleOpenAI
Context window1,048,5761,047,576
Max output65,53632,768
ReasoningYesNo
Tool callingYesYes
File inputYesYes
Inputtext, image, video, audio, filetext, image
Outputtexttext
Released2026-05-192025-04-14