Meta unveils first flagship LLM 'Muse Spark', Superintelligence Labs' first output

Meta unveiled Muse Spark, the first flagship LLM from its new Alexandr Wang-led Superintelligence Labs. The company claims competitive performance in multimodal perception, reasoning, health, and agent tasks at a fraction of the compute cost of comparable mid-sized Llama 4 variants. Meta has budgeted $115-135B for 2026 AI capex, roughly double last year.