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Llama 3.1 405B

huggingface.co·Infrastructure·🇺🇸

Llama-3.1-405B-FP8 is the FP8-quantized version of Meta's flagship 405 billion parameter Llama 3.1 model. It offers near full-precision performance while significantly reducing memory requirements, making the largest open model more accessible for inference. The model supports advanced text generation, multilingual tasks, and coding capabilities and is distributed on Hugging Face under a permissive license.

Open SourceWebCLIAPI
LLlama 3.1 405B preview
Visit huggingface.co↗
7.7kstars
1.4kforks
6alternatives
3features
2024since

Overview

3 features

In the Foundation models & chat space, Llama 3.1 405B takes a focused approach. It focuses on delivering state-of-the-art open-source LLM performance at the frontier 405B scale with reduced precision for easier deployment. Llama 3.1 405B is an open-source project aimed at developers. The project is open source (Open Source). It runs on the web, the command line, and API.

Behind Llama 3.1 405B is Meta, based in the United States, and it first shipped in 2024. The project is developed in the open on GitHub with 7.7k stars. PulseGate's similarity index places it among 6 comparable projects. Among its 3 catalogued features are Large Language Model, Text Generation, and Multilingual Support.

Summary written by a language model from the project’s public pages.

  • ✓Large Language Model
  • ✓Text Generation
  • ✓Multilingual Support
Tags
llama-3.1405bfp8frontier-llm
AI capabilities
Text
Inference: LocalWeights: Open

Built with & integrations

Hosting
AWS
AI providers
local_ossmeta_llama
Runs on
BrowserCLIAPI-only
Detected from
AWS
x-amz-cf-id header · x-amz-cf-pop header · via header
local_oss
bvllm in the HTML · text-generation- in the HTML
meta_llama
llama- in the HTML

Trust & compliance

License
Open Source
Verified signals
✓HTTPS✓Open Source

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed22 Jul · 22:06 UTC
    meta-llama/Llama-3.1-405B-FP8 verified against its public source
    Source: PulseGate · Open ↗

Frequently asked questions about Llama 3.1 405B

What does Llama 3.1 405B do?
Llama 3.1 405B focuses on delivering state-of-the-art open-source LLM performance at the frontier 405B scale with reduced precision for easier deployment. It is catalogued under Foundation models & chat on PulseGate.
Who should use Llama 3.1 405B?
Llama 3.1 405B is an open-source project built for developers.
Does Llama 3.1 405B have a free plan?
Yes — Llama 3.1 405B is open source under the Open Source license and free to use.
What platforms does Llama 3.1 405B run on?
Llama 3.1 405B runs on the web, the command line, and API.
Is Llama 3.1 405B still maintained?
Unverified. Llama 3.1 405B has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to Llama 3.1 405B?
Similar projects tracked by PulseGate include Llama 3.1 405B, Llama 3.1 8B, and Llama 3.1 405B Instruct.Llama 3.1 405BLlama 3.1 8BLlama 3.1 405B Instruct
Who makes Llama 3.1 405B?
Llama 3.1 405B is developed by Meta, based in the United States.
When did Llama 3.1 405B launch?
Llama 3.1 405B first shipped in 2024.

At a glance

Pricing
Open Source
Platforms
Cli · Web
Languages
English
License
Open Source
Built for
developers
Model
Open source
Solves
Delivering state-of-the-art open-source LLM performance at the frontier 405B scale with reduced precision for easier deployment.

Registered as

Hugging Face
meta-llama/Llama-3.1-405B-FP8

Developer

🇺🇸Meta
Community-driven

Open source

Stars
7,663
Forks
1,407
Open issues
211
Last commit
11 Feb 2026
Commits 90d
0
Contributors
44
Authorship
Community-driven
Default branch
main
Latest release
v0.2.0 · 5 Apr 2025

Live coverage

Identity confidence
Medium · 70.4
Indexed
22 Jul 2026
Lifecycle
Alive
Last seen
22 Jul 2026
Identity audit (13)
Slug
meta-llama-llama-3-1-405b-fp8-huggingface-co
Lifecycle state recorded
22 Jul 2026
Verification state
Indexed for public listing
Listing state
Listed: yes
Index status
Included in index
Latest evidence snapshot
22 Jul 2026
Timeline basis
Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from
Derived from the project's own page and URL.
Category from
Derived from the model's own Hugging Face metadata.
Summary from
Written by a language model from public pages.
Languages from
Detected by a language model from page content.
Last updated
5 Aug 2026
Canonical URL
https://huggingface.co/meta-llama/Llama-3.1-405B-FP8

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