Muse Spark 1.2 vs gpt-4

Meta Muse Spark 1.2OpenAI gpt-4
VendorMetaOpenAI
Context window1,048,5768,192
Max output—8,192
ReasoningYesNo
Tool callingYesYes
File inputYesYes
Inputtext, image, video, file, audiotext
Outputtexttext
Released2026-08-052023-11-06