GLM 4.7 Flash vs gpt-5.6-luna

Z.ai GLM 4.7 FlashOpenAI gpt-5.6-luna
VendorZ.aiOpenAI
Context window128,0001,050,000
Max output4,096128,000
ReasoningNoYes
Tool callingYesYes
File inputYesYes
Inputtext, imagetext, image
Outputtexttext
Released2025-08-262026-07-08