waypoints.si The sky Every system The lead Countries Forecast revisions

Llama 3.1-405B

Meta, 23 Jul 2024.

Lab
Meta
Released
23 Jul 2024
Kind
Language, Language modeling/generation
Training compute
3.8 × 10²⁵ FLOP
Parameters
405.0 billion
Capability index
128.8 (Epoch)
Organisations
Meta AI
Country
United States

Data: Epoch AI (Creative Commons Attribution), releases too new for it from OpenRouter, and METR. Updated 25 Sep 2026.