Grok 4.20 Multi-Agent vs gpt-4-1106-preview

xAI Grok 4.20 Multi-AgentOpenAI gpt-4-1106-preview
VendorxAIOpenAI
Context window2,048,000128,000
Max output1,000,0004,096
ReasoningYesNo
Tool callingYesYes
File inputYesNo
Inputtext, imagetext
Outputtexttext
Released2026-03-08