Gemini 4 Argon vs gpt-5-nano

Google Gemini 4 ArgonOpenAI gpt-5-nano
VendorGoogleOpenAI
Context window1,048,576400,000
Max output65,536128,000
ReasoningYesYes
Tool callingYesYes
File inputYesYes
Inputtext, image, video, audio, filetext, image
Outputtexttext
Released2026-10-132025-08-07