Doubao-Seedream-5.0-lite vs grok-4-fast-non-reasoning

ByteDance Doubao-Seedream-5.0-litexAI grok-4-fast-non-reasoning
VendorByteDancexAI
Context window—2,097,152
Max output—30,000
ReasoningNoNo
Tool callingNoYes
File inputNoYes
Inputtext, imagetext, image
Outputimagetext
Released2026-02-132025-08-27