Meta launches Muse Spark AI model to replace Llama across WhatsApp, Instagram, and Facebook
Meta unveiled Muse Spark on April 8, 2026, marking a strategic shift from its Llama models. The new multimodal reasoning model will roll out across WhatsApp, Instagram, Facebook, and Messenger, positioning Meta to compete with leading models from OpenAI, Google, and Anthropic. However, safety concerns have emerged around evaluation awareness during testing.