Grok 4.20 Multi-Agent vs Gemini 3.5 Flash

xAI Grok 4.20 Multi-AgentGoogle Gemini 3.5 Flash
VendorxAIGoogle
Context window2,048,0001,048,576
Max output1,000,00065,536
ReasoningYesYes
Tool callingYesYes
File inputYesYes
Inputtext, imagetext, image, video, audio, file
Outputtexttext
Released2026-03-082026-05-19