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Latest AI news, models and releases from Meta. ['Astryx', 'Business Agent', 'BYT5', 'CodeLlama', 'expressive voice AI', 'FAIRChem v2 UMA', 'Gemma 4', 'Gemma4:e2b', 'HuBERT', 'llama', 'Llama', 'LLaMA', 'Llama-2 70B', 'LLaMA2-chat-70B', 'Llama 3', 'Llama 3.1', 'Llama 3.1-405B', 'Llama-3.1-405B', 'LLaMA-3.1 405B', 'Llama 3.1-70B', 'Llama-3.1-70B', 'Llama 3.1 8B', 'Llama 3.1-8B', 'Llama-3.1-8B', 'Llama 3.2', 'LLaMA 3.2', 'Llama-3.2-1B-Instruct', 'Llama 3.3', 'llama-3.3-70b', 'Llama 3.3-70B', 'Llama 3 8B', 'Llama3-8B-Instruct', 'Llama 4', 'Llama 4 Maverick', 'LLaMA 65B', 'Llama 70B', 'M2M100', 'M**a AI', 'mBART', 'Meta AI']

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Meta Releases Muse Spark 1.1 for Consumers and Launches New Facebook Features

Meta announced the release of Muse Spark 1.1, a new AI-powered music creation tool available to all users. The company also introduced new features for Facebook, including personalized recommendations and enhanced video capabilities.

StruQ and SecAlign: Defending Against Prompt Injection Attacks

Researchers from BAIR propose two fine-tuning defenses, StruQ and SecAlign, against prompt injection attacks in LLM-integrated applications. StruQ uses structured instruction tuning to ignore injected instructions, while SecAlign applies preference optimization to achieve better robustness, reducing attack success rates to near 0% for optimization-free attacks and below 15% for optimization-based attacks.