Gemini Omni Flash Preview vs gpt-4.1-nano

Google Gemini Omni Flash PreviewOpenAI gpt-4.1-nano
VendorGoogleOpenAI
Context window65,5361,047,576
Max output32,76832,768
ReasoningYesNo
Tool callingNoYes
File inputYesYes
Inputtext, imagetext, image
Outputvideotext
Released2026-06-292025-04-14