Meta unveils Muse Spark, its first AI model since hiring Alexandr Wang and a bellwether for CEO Mark Zuckerberg’s multi-billion dollar AI push
fortune.com Apr 9, 2026

Meta unveils Muse Spark, its first AI model since hiring Alexandr Wang and a bellwether for CEO Mark Zuckerberg’s multi-billion dollar AI push

AI-summarised brief · reviewed before publication

Meta has unveiled Muse Spark, its first AI model since hiring Alexandr Wang, produced by its Meta Superintelligence Labs. The model is competitive with leading AI models from OpenAI, Anthropic, and Google across many tasks, according to benchmark tests. Muse Spark is a reasoning model, capable of working through complex questions in science, math, and health, and is primarily an in-house tool for Meta, with limited external access.