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xAI

Elon Musk's AI company building the Grok family of frontier models and the Colossus training supercluster.

Visit
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
twitter.com/xai

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Evals
0
Tools
0
Models
37
Papers
0
Boards
0
People
5

Models

37

Ranked by Artificial Analysis Intelligence Index

#ModelReleasedIntelligence
1Grok 4.721 Sep 202646.4
2Grok 4.612 Aug 202644.3
3Grok 4.58 Jul 202638.8
4Grok Build 0.1 061616 Jun 202627.2
5Grok 4.207 Apr 202625.7
6Grok 4.20 030910 Mar 202625.2
7Grok 4.330 Apr 202624.9
8Grok 410 Jul 202522.5
9Grok 3 Reasoning Beta19 Feb 202515.2
10Grok 3 mini19 Feb 202514.6
11Grok code Fast 128 Aug 202514.1
12Grok 3Feb 202512.1
13Grok 4.1 Fast19 Nov 202511.3
14Grok 4 Fast19 Sep 202511.1
15Grok 2 (Dec '24)12 Dec 20247.1
16Grok Beta13 Aug 20246.9
17Grok-117 Mar 20246.3
18Grok Imagine Video 1.5 720p--
19Grok 4 Heavy (with python)--
20Grok 4.20 Beta 0309 Reasoning--
21Grok imagine Image Quality--
22Grok imagine Image--
23Grok imagine Video 720p--
24Grok 4.20 Multi Agent Beta--
25Grok 2 Mini--
26Grok 4.1--
27Grok 3 Preview 02.24--
28Grok imagine Image Pro--
29Grok 4 Fast Chat--
30Grok 3 Mini Beta--
31Grok imagine Video--
32Grok imagine Video 480p--
33Grok 4.20 Beta1--
34Grok Imagine Image 2.0 (low)--
35Grok Imagine Image 2.0 (canvas)--
36Grok Imagine Image 2.0 (20260801)--
37Grok Imagine Video 1.5 Agent--
37 / 37 models