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Revenue
$3.8 billion
as of 2025
Valuation
$230 billion
as of Jan 2026
Headcount
4,000
as of 2025
Total Funding Raised
$26 billion
as of Jan 2026
Founded Date
Mar 2023
Key People
5EM
Elon MuskFounder
CEO & Founder
Mar 2023 – present
Also CEO of Tesla, SpaceX; owner of X (Twitter); former OpenAI co-founder and board member
IB
Igor BabuschkinFounder
Co-founder
Mar 2023 – present
Former DeepMind researcher; early engineering lead at xAI
JB
Jimmy BaFounder
Co-founder
Mar 2023 – present
University of Toronto professor; co-inventor of Adam optimizer and Layer Normalization
GY
Greg YangFounder
Co-founder
Mar 2023 – present
Former Microsoft Research; developed Tensor Programs / muP theory for neural network scaling
TP
Toby PohlenFounder
Co-founder
Mar 2023 – present
Former DeepMind researcher
Funding History
3Series CDec 2024
$6.0Bat $50.0B valuation
Closed December 2024; investors include Andreessen Horowitz, BlackRock, Fidelity, Kingdom Holding, Sequoia, and others
reuters.comSeries BMay 2024
$6.0Bat $24.0B valuation
Led by Andreessen Horowitz, Sequoia Capital, and others; valued at $24B pre-money
reuters.comModel Releases
3Feb 2025
Grok-3
Trained on Colossus supercluster (200K H100 GPUs); significant reasoning improvements
Aug 2024
Grok-2
Major capability upgrade; competitive with GPT-4 and Claude 3.5 Sonnet on benchmarks
Nov 2023
Grok-1
First xAI model; 314B parameter mixture-of-experts; open-sourced March 2024
All Facts
Financial
Headcount4,00020252 pts▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| 2025 | 4,000 | trueup.io | f_u4ovo8uOzg |
| Dec 2024 | 200 | — | f_CvkSn5txgw |
Product Revenue$88 millionSep 2025▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| Sep 2025 | $88 million | businessofapps.com | f_FSDfBi1tjw |
Revenue$3.8 billion20252 pts▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| 2025 | $3.8 billion | sacra.com | f_xKzq35cBzQ |
| 2025 | $200 million | fedscoop.com | f_ywABbaXqQg |
Total Funding Raised$26 billionJan 20262 pts▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| Jan 2026 | $26 billion | x.ai | f_SV0k98iOOw |
| Dec 2024 | $12 billion | reuters.com | f_Uxbvs82r3w |
Valuation$230 billionJan 20263 pts▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| Jan 2026 | $230 billion | x.ai | f_YFcyndw4MQ |
| Nov 2025 | $80 billion | wsj.com | f_CvDHaporPw |
| Dec 2024 | $50 billion | reuters.com | f_tEkfJ3yreg |
Products & Usage
Benchmark Score93.320252 pts▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| 2025 | 93.3 | x.ai | f_tHAA1W30dw |
| 2025 | 1,402 | x.ai | f_mwjUCVDWoA |
Model Parameters2.7 trillion2025▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| 2025 | 2.7 trillion | x.ai | f_Tub2PPCgcw |
User Count30 million20252 pts▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| 2025 | 30 million | businessofapps.com | f_5bVJIucEHg |
| 2025 | 60 million | businessofapps.com | f_XLWbsNoong |
Organization
Founded DateMar 2023—▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| — | Mar 2023 | x.ai | f_3rNHFIucqQ |
HeadquartersAustin, TX—▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| — | Austin, TX | x.ai | f_8UM2NKwdUA |
Legal StructurePrivate company—▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| — | Private company | x.ai | f_2O4rOQsrZg |
People
Founded By69vftmr1jg—▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| — | Elon Musk | x.ai | f_qr3MjbUa4Q |
General
Websitehttps://x.ai—▶
| As Of | Value | Source | Fact ID |
|---|---|---|---|
| — | https://x.ai | wikidata.org | jtTOlHKAYg |
Research Areas
3| Name | Description | Team Size | Started | Key Publication | Notes |
|---|---|---|---|---|---|
| Large-Scale Training Infrastructure | Building and operating massive GPU clusters for frontier model training | — | Jul 2023 | — | Colossus cluster in Memphis with 200K H100 GPUs; one of the largest single training clusters globally |
| Reasoning and Problem Solving | Improving AI reasoning capabilities in mathematics, coding, and scientific domains | — | Jul 2023 | — | Focus on chain-of-thought and multi-step reasoning; Grok-3 emphasized reasoning benchmarks |
| Real-Time Information Integration | Integrating live data from X platform and web into AI responses | — | Nov 2023 | — | Unique advantage from X (Twitter) data access; real-time news and social media integration |
Strategic Partnerships
3| Type | Date | Investment Amount | Compute Commitment | Source | Notes | Partner |
|---|---|---|---|---|---|---|
| distribution + data | Nov 2023 | — | — | x.ai | Grok integrated into X platform for Premium+ subscribers; access to X data for training | X (Twitter) |
| cloud | Jun 2024 | — | — | oracle.com | Oracle Cloud infrastructure partnership for additional compute capacity beyond Colossus | Oracle Cloud |
| compute | Jan 2024 | — | — | — | Major Nvidia GPU customer; 200K H100 GPUs for Colossus cluster; among the largest single orders | Nvidia |
▶Internal Metadata
| ID | GLXKjYAEKw |
| Stable ID | GLXKjYAEKw |
| Numeric ID | E378 |
| Type | organization |
| YAML Source | packages/kb/data/things/xai.yaml |
| Facts | 20 structured (22 total) |
| Records | 17 in 5 collections |