grok-4-fast-non-reasoning vs Gemini 4 Argon

xAI grok-4-fast-non-reasoningGoogle Gemini 4 Argon
VendorxAIGoogle
Context window2,097,1521,048,576
Max output30,00065,536
ReasoningNoYes
Tool callingYesYes
File inputYesYes
Inputtext, imagetext, image, video, audio, file
Outputtexttext
Released2025-08-272026-10-13