xAI
Elon Musk's AI company building the Grok family of frontier models and the Colossus training supercluster.
- Type
- frontier lab
- HQ
- Palo Alto, CA, USA (with Memphis, TN Colossus datacenter)
- Founded
- 2023
- Funding
- Private, ~$200B valuation early 2026 after merger with X Corp
- Website
- x.ai
- GitHub
- github.com/xai-org
- twitter.com/xai
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Evals
0
Tools
0
Models
28
Papers
0
Boards
0
People
5
Models
28Ranked by Artificial Analysis Intelligence Index
| # | Model | Released | Intelligence |
|---|---|---|---|
| 1 | Grok 4 | 10 Jul 2025 | 41.5 |
| 2 | Grok 3 mini | 19 Feb 2025 | 32.1 |
| 3 | Grok 4.3 | 30 Apr 2026 | 31 |
| 4 | Grok 4.20 0309 | 10 Mar 2026 | 29.7 |
| 5 | Grok 4.20 | 7 Apr 2026 | 29 |
| 6 | Grok code Fast 1 | 28 Aug 2025 | 28.7 |
| 7 | Grok 3 | Feb 2025 | 25.2 |
| 8 | Grok 4.1 Fast | 19 Nov 2025 | 23.6 |
| 9 | Grok 4 Fast | 19 Sep 2025 | 23.1 |
| 10 | Grok 3 Reasoning Beta | 19 Feb 2025 | 21.6 |
| 11 | Grok 2 (Dec '24) | 12 Dec 2024 | 13.9 |
| 12 | Grok Beta | 13 Aug 2024 | 13.3 |
| 13 | Grok-1 | 17 Mar 2024 | 11.7 |
| 14 | Grok 4 Heavy (with python) | - | - |
| 15 | Grok imagine Image Quality | - | - |
| 16 | Grok imagine Image | - | - |
| 17 | Grok 4.20 Beta 0309 Reasoning | - | - |
| 18 | Grok imagine Video 720p | - | - |
| 19 | Grok 4.20 Multi Agent Beta | - | - |
| 20 | Grok 4.20 Beta1 | - | - |
| 21 | Grok 4.1 | - | - |
| 22 | Grok 3 Preview 02.24 | - | - |
| 23 | Grok 2 Mini | - | - |
| 24 | Grok 4 Fast Chat | - | - |
| 25 | Grok imagine Image Pro | - | - |
| 26 | Grok 3 Mini Beta | - | - |
| 27 | Grok imagine Video | - | - |
| 28 | Grok imagine Video 480p | - | - |
28 / 28 models