Doubao-Seedream-5.0-lite vs GPT Image 1.5

ByteDance Doubao-Seedream-5.0-liteOpenAI GPT Image 1.5
VendorByteDanceOpenAI
Context window128,000
Max output
ReasoningNoNo
Tool callingNoNo
File inputNoYes
Inputtext, imagetext, image
Outputimageimage
Released2026-02-122025-12-16