Last Updated: February 2026
Llama 3.1 405B
VerifiedMeta Llama 3.1 has 405B parameters and supports a context length of 128k, multilingual capabilities, and excels in tasks like code generation and complex reasoning. It was trained on 15 trillion tokens using over 16,000 H100 GPUs. This release includes tools for easy integration and is designed to be competitive with leading models like GPT-4 and Claude 3.5. It also introduces features like Meta AI Imagine and the Llama Stack API
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Llama 3.1 405B Demo and Gallery
Llama 3.1 405B Release Date
Llama 3.1 405B was released on July 23, 2024.
Which languages does Llama 3.1 405B support?
As a multilingual AI mode, Llama 3.1 405B supports English, German, French, Italian, Portuguese, Hindi, Spanish, and Thai.
How big is the Llama 3.1 405B context length?
The Llama 3.1 405B context length is 128k characters.
Can Llama 3.1 405B be fine tuned?
Yes as an open source model, Llama 3.1 405B can be fine tuned and deployed.
Where is Llama 3.1 405B API and chat app available?
LLama 3.1 405B is available at Meta partners including AWS, Azure, Google Cloud, Dell, Groq, Databricks and most major computing providers.
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