Muse Spark 1.1 vs gpt-4-gizmo-*

Meta Muse Spark 1.1OpenAI gpt-4-gizmo-*
VendorMetaOpenAI
Context window1,048,576—
Max output——
ReasoningYesNo
Tool callingYesNo
File inputYesNo
Inputtext, image, video, file, audiotext, image
Outputtexttext
Released2026-07-09—