Muse Spark
Meta Superintelligence Labs' first model — a natively multimodal reasoning model with contemplating mode and multi-agent orchestration
Muse Spark
Meta • April 2026
Training Data
Not disclosed
Muse Spark
April 2026
Parameters
Not disclosed
Training Method
RL with test-time compute, rebuilt pretraining stack
Context Window
Not disclosed
Knowledge Cutoff
Not disclosed
Key Features
Contemplating Mode • Visual Chain of Thought • Multi-Agent Orchestration • Native Multimodal
Capabilities
Reasoning: Excellent (HLE 58%)
Multimodal: Outstanding
Health: Excellent (physician-trained)
Efficiency: ~10× vs Llama 4 Maverick
What's New in This Version
First MSL model under Alexandr Wang — native multimodal reasoning with test-time compute and order-of-magnitude efficiency gain over Llama 4 Maverick
Meta Superintelligence Labs' first model — a natively multimodal reasoning model with contemplating mode and multi-agent orchestration
What's New in This Version
First MSL model under Alexandr Wang — native multimodal reasoning with test-time compute and order-of-magnitude efficiency gain over Llama 4 Maverick
Technical Specifications
Key Features
Capabilities
Other Meta Models
Explore more models from Meta
Llama 4 Behemoth
Meta's flagship multimodal model (RESEARCH PREVIEW ONLY - weights not publicly released)
Llama 4 Maverick
Meta's balanced multimodal MoE model with 128 experts for general use
Llama 4 Scout
Meta's efficient multimodal model with industry-leading 10M token context
