Skip to content
  1. Status
  2. Announcements
  3. Docs
  4. Support
  5. About
  6. Partners
  7. Enterprise
  8. Careers
  9. Pricing
  10. Privacy
  11. Terms
  12.  
  13. © 2025 OpenRouter, Inc

    Meta: Llama 3.1 405B (base)

    meta-llama/llama-3.1-405b

    Created Aug 2, 2024131,072 context

    Meta's latest class of model (Llama 3.1) launched with a variety of sizes & flavors. This is the base 405B pre-trained version.

    It has demonstrated strong performance compared to leading closed-source models in human evaluations.

    To read more about the model release, click here. Usage of this model is subject to Meta's Acceptable Use Policy.