Llama 3.1 405B vs Llama 3.1 70B

A side-by-side comparison of two Open LLM models - to help you pick the right one.

Spec comparison

Llama 3.1 405B Llama 3.1 70B
Provider Meta Meta
Category Open LLM Open LLM
Context window 128K ctx 128K ctx
Max output - -
Input price - -
Output price - -
License Llama 3.1 Community License Llama 3.1 Community License
Open weights Yes Yes
Modality Text Text

Prices and specs are per provider documentation; verify current figures before relying on them.

Llama 3.1 405B: what it's for

Llama 3.1 405B is Meta's largest open-weight language model, designed to compete with leading closed frontier models across a variety of tasks. It supports text-based applications and offers a substantial context window of 128,000 tokens.

Text generation for long-form content like articles or reportsSummarization of lengthy documents or conversationsQuestion answering with broad contextual understandingCode generation and explanationGeneral-purpose text-based AI applications

Llama 3.1 70B: what it's for

Llama 3.1 70B is an open-weight large language model designed for self-hosting, offering a balance between capability and cost. It is part of Meta's Llama series and is well-suited for text-based applications requiring a large context window of 128,000 tokens.

Text generation for applications requiring long-context understandingOpen-ended conversational AI for chatbots or virtual assistantsContent summarization of long documents or articlesCode generation and explanation for developer toolsResearch and experimentation with open-weight LLMs

See all Open LLM models