Public index · Culture
Grok 4.20
4.20
Recorded
Public posts naming Grok 4.20 (distinct from ‘foundations of 4.2’)
A product version written 4.20. Family is 420, not 42, not 4°20′.
What it supports
Dated public speech, e. g. 18 Mar 2026: ‘What are your initial impressions of Grok 4.20?’
What it does not
Not the natal axis. Not Grok 4.2 as a different string.
ExactnessAuthored use
Form420
Unitversion
Strengthhard
When2026-03-18