GPT-5.4 vs GLM 4.7

OpenAI GPT-5.4Z.ai GLM 4.7
VendorOpenAIZ.ai
Context window1,050,000200,000
Max output128,000131,072
ReasoningYesYes
Tool callingYesYes
File inputYesYes
Inputtext, imagetext, image, audio, video
Outputtexttext, image
Released2026-03-042025-12-20