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

S4

Stanford University, 31 Oct 2021.

Lab
Stanford University
Released
31 Oct 2021
Kind
Language, Language modeling/generation
Training compute
7.8 × 10¹⁹ FLOP
Parameters
249.0 million
Organisations
Stanford University
Country
United States

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