Scale AI — Valuation, Funding & Investors

Scale AI is a San Francisco-based data and infrastructure company that Alexandr Wang and Lucy Guo founded in 2016 through Y Combinator, originally for data annotation and now also offering RLHF services, LLM evaluation, and full AI systems. Its subsidiaries Remotasks and Outlier handle computer-vision and language-model labeling, and its customers include Google, Microsoft, Meta, General Motors, OpenAI, and the U.S. Department of Defense.

Scale reported $870 million in 2024 revenue. In June 2025, Meta paid more than $14 billion for a 49% non-voting stake, and Wang left to join Meta while Jason Droege, later Francis deSouza, took over as CEO. Scale also created the Humanity's Last Exam benchmark.

Listed funds carry late-stage private names. A fund's latest schedule of investments shows whether it holds Scale AI.

Often trade at a premium or discount to NAV.

Platforms match existing holders with buyers. Scale AI availability at any moment is set by the holders.

High minimums, transfer approval, company right-of-first-refusal.

Valuations, rounds and IPO status for every company in the directory — Scale AI included.

The closest artificial intelligence peers are on the competitors page.

The routes section explains what is realistically available for a company at this stage.

No. Scale AI is a private company; its shares do not trade on a public exchange.

The last valuation is $13.6B.

Lead investors for each round are in the funding timeline.