Meta's AI division — creators of LLaMA, the world's leading open-source LLM family.
Meta Platforms' AI research arm (formerly FAIR — Facebook AI Research) has become the dominant force in open-source large language models. The LLaMA series has been downloaded hundreds of millions of times and powers thousands of third-party applications and fine-tuned models. Unlike OpenAI and Anthropic, Meta releases its models under permissive licenses, fundamentally democratizing access to frontier AI. Meta also leads in AI for social media via its Llama-powered ranking, content moderation, and advertising systems across Facebook, Instagram, and WhatsApp.
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