GLM 5.2 vs Grok 4.5

Z.ai GLM 5.2xAI Grok 4.5
VendorZ.aixAI
Context window1,000,000500,000
Max output128,0002,000,000
ReasoningYesYes
Tool callingYesYes
File inputNoYes
Inputtexttext, image
Outputtexttext
Released2026-06-162026-07-08