gpt-4o-image vs MiMo-V2.6-Pro UltraSpeed

OpenAI gpt-4o-imageXiaomi MiMo-V2.6-Pro UltraSpeed
VendorOpenAIXiaomi
Context window—1,048,576
Max output—131,072
ReasoningNoYes
Tool callingNoYes
File inputNoYes
Inputtexttext, image, audio, video
Outputimage, texttext
Released—2026-09-22