Doubao-Seedream-5.0-lite vs GPT-5.2

ByteDance Doubao-Seedream-5.0-liteOpenAI GPT-5.2
VendorByteDanceOpenAI
Context window400,000
Max output128,000
ReasoningNoYes
Tool callingNoYes
File inputNoYes
Inputtext, imagetext, image
Outputimagetext
Released2026-02-122025-12-11