Overview
- Meta unveiled Muse Spark as the debut model from its rebuilt Meta Superintelligence Labs, a nine‑month effort led by Alexandr Wang after his move from Scale AI.
- Muse Spark is in a private API preview for select partners now, and Meta says it will open paid API access to more developers later.
- The company claims the small model can tackle complex science, math and health problems while matching older mid‑sized Llama 4 performance using about ten times less compute.
- Meta plans staged rollouts into Facebook, Instagram, WhatsApp, Messenger and Ray‑Ban Meta AI glasses, plus modes for fast replies, a shopping helper, a parallel‑agent “contemplating” option for hard tasks and future support for its Vibes AI video feature.
- The launch coincided with a near 9% intraday jump in Meta’s shares and follows guidance for $115–135 billion in 2026 AI capital spending as the company challenges OpenAI, Anthropic and Google.