Llama 3.1 405B (base)
Meta's latest class of model (Llama 3.1) launched with a variety of sizes & flavors. This is the base 405B pre-trained version.
Input
Output
Context
33K
Max Output
33K
Parameters
405B
Technical Specifications
Model TypeChat
Context Window33K
Max Output Tokens33K
Parameters405B
Training Cutoff—
Licensellama3.1
Capabilities
Input Modalities
text
Output Modalities
text
Features
function_callingjson_modereasoningstreamingtext_generation
Resources & Links
Estimated GPU Requirements for Llama 3.1 405B (base)
Estimates based on INT8 quantization. Actual requirements vary by framework and configuration.
Related Tools
Data sourced from official provider APIs and documentation
Last updated: May 5, 2026
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