Doubao-Seedream-5.0-pro vs gpt-4.1-mini

ByteDance Doubao-Seedream-5.0-proOpenAI gpt-4.1-mini
VendorByteDanceOpenAI
Context window—1,047,576
Max output—32,768
ReasoningNoNo
Tool callingNoYes
File inputYesYes
Inputtext, imagetext, image
Outputimagetext
Released2026-07-082025-04-14