Grok 4.20
Available · Language, Multimodal, Reasoning · Primary source available
- Lifecycle
- Milestone or variant
- Related model
- Source event
- AI Radar coverage
- Only month or year known
- 7 events
2025
2026
As of 10 October 2026
Released
Full release in the Grok apps
Live on the xAI API, together with Grok 4.20 Multi-agent +1
Predecessor Grok 4.1
Successor Grok 4.3
System card published
All events, in order
- Lineage Predecessor Grok 4.1
- Lifecycle Released
- Milestone Live on the xAI API, together with Grok 4.20 Multi-agent
- Milestone Grok 4.20 Multi-Agent released
- Milestone Full release in the Grok apps
- Source System card published
- Lineage Successor Grok 4.3
← The full record of Grok 4.20, with every claim and its sources