GLM 5.2 vs Grok 4.20 Multi-Agent

Z.ai GLM 5.2xAI Grok 4.20 Multi-Agent
VendorZ.aixAI
Context window1,000,0002,048,000
Max output128,0001,000,000
ReasoningYesYes
Tool callingYesYes
File inputNoYes
Inputtexttext, image
Outputtexttext
Released2026-06-152026-03-08