Meta has released Llama 2, the successor to the Llama AI model. Llama 2 is a family of AI models for commercial and research use.
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Llama 2 family
Meta's Llama 2 has two variants, Llama 2 and Llama 2-Chat, with up to 70 billion parameters, rivaling Google's PaLM 2 with 340 billion parameters.
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Llama 2's training
Meta's Llama 2 is an open-source AI model. It was trained on 2 trillion tokens. Llama 2's fine-tuned model was trained on over 1 million human annotations.
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AI-powered Llama 2
Meta has launched Llama 2 in partnership with Microsoft. It is available on Azure AI, Amazon Web Services, and Hugging Face.
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Open-sourced
Meta's open-sourced Llama 2 AI model enables researchers to examine AI ethics, biases, and security, while its free availability raises concerns about potential misuse.