Llama 3.1 is a family of large language models (LLMs) developed and released by Meta AI in July 2024. They are considered to be among the most capable openly available foundation models, with the 405B parameter variant rivaling the performance of closed-source models like GPT-4.

• **Open Source:** The Llama 3.1 models are open source, allowing researchers and developers to access and modify them freely, fostering innovation and collaboration in the AI community.
• **Improved Performance:** Compared to the previous Llama 2 models, Llama 3.1 boasts improved performance across various benchmarks, including reasoning, coding, proficiency, and knowledge tests.
• **Expanded Context Length:** The models support a context window of up to 128K tokens, allowing them to process and generate longer and more coherent responses.
• **Multilingual Support:** Llama 3.1 models support multiple languages, including English, French, German, Spanish, Russian, Chinese, Arabic, and Hindi.

Llama 3.1 comes in different sizes (number of parameters), offering flexibility in terms of computational requirements and performance trade-offs:

• **Llama 3.1 7B:** A smaller, more efficient model suitable for resource-constrained environments or tasks requiring lower latency.
• **Llama 3.1 70B:** A larger model with improved performance on various tasks, providing a balance between capability and resource requirements.
• **Llama 3.1 405B:** The flagship model of the series, boasting state-of-the-art performance that rivals closed-source models.

Llama 3.1 models can be utilized for a wide range of natural language processing (NLP) tasks, including:

• **Text Generation:** Generating creative content, summaries, product descriptions, or code snippets.
• **Question Answering:** Providing accurate and informative answers to questions based on the information in the prompt.
• **Translation:** Translating text between different languages.
• **Dialogue and Chatbots:** Creating conversational AI agents that can engage in natural language interactions with users.
• **Code Completion and Generation:** Assisting developers with code writing and providing suggestions for completion.

The release of Llama 3.1 models represents a significant step towards making large language models more accessible and democratizing AI research and development. By providing openly available models with comparable performance to closed-source alternatives, Meta AI is fostering innovation and enabling a wider range of organizations and individuals to leverage the power of LLMs.

• * Introducing Llama 3.1: Our most capable models to date - Meta AI: s://ai.meta.com/blog/meta-llama-3-1/(https://ai.meta.com/blog/meta-llama-3-1/)
• * Llama 3.1 - Meta AI: [se quitó una URL no válida]
• * meta-llama/Meta-Llama-3.1-405B - Hugging Face: s://huggingface.co/meta-llama/Meta-Llama-3.1-405B(https://huggingface.co/meta-llama/Meta-Llama-3.1-405B)