Kimi K2.5 vs GPT Image 1.5

Moonshot Kimi K2.5OpenAI GPT Image 1.5
VendorMoonshotOpenAI
Context window256,144128,000
Max output16,384—
ReasoningYesNo
Tool callingYesNo
File inputYesYes
Inputtext, video, file, imagetext, image
Outputtextimage
Released2026-01-272025-12-16