Open-source releaseHigh global significanceConfirmed confidence
Meta releases Llama 3.1
Meta releases a 405-billion-parameter open model with a much longer context window and broader multilingual use.
What happened
Event details
Meta released Llama 3.1 on July 23, 2024. The model has 405B parameters, is open source and is classified as an autoregressive Transformer; the Introducing Llama 3.1 announcement is the primary source.
Assessment
Why it matters
An open-source model release with a documented model, parameter scale or access condition.
79/100Global significance score. Regional effects are recorded only when the evidence supports a meaningful difference.
Availability
Access notes
Publicly available as an open-source model.