Grok 4.20 Multi-Agent vs gemini-2.5-pro

xAI Grok 4.20 Multi-AgentGoogle gemini-2.5-pro
VendorxAIGoogle
Context window2,048,0001,048,576
Max output1,000,00065,536
ReasoningYesYes
Tool callingYesYes
File inputYesYes
Inputtext, imagetext, image, audio, video, file
Outputtexttext
Released2026-03-082025-03-20