Grok 4.20 Multi-Agent vs Muse Wonder 1.0

xAI Grok 4.20 Multi-AgentMeta Muse Wonder 1.0
VendorxAIMeta
Context window2,048,0001,048,576
Max output1,000,000—
ReasoningYesYes
Tool callingYesYes
File inputYesYes
Inputtext, imagetext, image, video, audio, file
Outputtexttext
Released2026-03-092026-10-12