xAI

Elon Musk AI company

Models

Model Released Context Modalities
Grok 4.3 May 6, 2026 text
Grok-4.20 Beta Non-Reasoning Mar 9, 2026 image, text
Grok-4.20 Beta Reasoning Mar 9, 2026 image, text
Grok-4.20 Multi-Agent Beta Mar 9, 2026 image, text
Grok-4.1 Fast Non-Reasoning Nov 17, 2025 image, text
Grok-4.1 Fast Reasoning Nov 17, 2025 image, text
Grok-4.1 Nov 17, 2025 image, text
Grok-4.1 Thinking Nov 17, 2025 image, text
Grok 4 Fast Aug 28, 2025 image, text
Grok Code Fast 1 Aug 28, 2025 text
Grok-4 Fast Non-Reasoning Aug 28, 2025 image, text
Grok-4 Fast Reasoning Aug 28, 2025 image, text
Grok-4 Jul 9, 2025 image, text
Grok-3 Feb 17, 2025 image, text
Grok-3 Mini Feb 17, 2025 image, text
Grok-2 Image 1212 Dec 12, 2024 text
Grok-2 Aug 13, 2024 image, text
Grok-2 mini Aug 13, 2024 text
Grok-1.5V Apr 12, 2024 text
Grok-1.5 Mar 28, 2024 text
Grok-4 Heavy text