Scale AI vs xAI
Side-by-side equity comparison for employees weighing offers at Scale AI or xAI. Valuations, funding history, headcount growth, and secondary-market context.
| Scale AI | xAI | |
|---|---|---|
| Latest valuation | $29B | $50B |
| Latest round | Series F | Series C |
| Round date | May 2024 | March 2025 |
| Total raised | $1.6B | $12B |
| Founded | 2016 | 2023 |
| Headquarters | San Francisco, CA | San Francisco, CA |
| Employees | 6,176 | 5,214 |
| Employee YoY growth | +1% | +88% |
| Primary industry | Artificial Intelligence | Artificial Intelligence |
| Secondary-market price | — | — |
| Base-case equity multiple | 1x | — |
| Upside equity multiple | 1x | — |
| Lead investors | Accel, Tiger Global | Sequoia Capital, Andreessen Horowitz |
| Status | private | private |
Overview
Provides data labeling, data curation, and AI evaluation services for machine learning applications, serving both enterprise and government customers.
Artificial intelligence company founded by Elon Musk, developing the Grok large language model integrated with the X (Twitter) platform.
Why we compare these
Scale AI and xAI both appear on AI foundation model labs .
If you're evaluating offers at either one, the equity math depends on more than the headline valuation — dilution, strike price, time to liquidity, and concentration risk all matter. Use our equity compensation calculator and exit calculator to model your own numbers.