
AI Research
02 Sept 2026
Meta Releases Muse Spark 1.3: 1M Multimodal Reasoning Model for Autonomous Agent Workflows
Meta Superintelligence Labs has published Muse Spark 1.3, an open-weights frontier agent model with 1,048,576 context tokens and comprehensive multimodal comprehension.
smart_toyMeta1.0M ctx
IN:descriptionText+visibilityVision+videocamVideo+attach_fileDocs+micAudio
OUT:chatText
visionimage understanding$1.25/M
7 min read • 4 takeawaysReadarrow_forward