Is AI running out of public training data?

Epoch AI estimates the effective stock of public human-generated text at about 300 trillion tokens, and projects models could fully use it between 2026 and 2032.

What the research says

Epoch AI estimates the quality-adjusted stock of public human text at around 300 trillion tokens, and projects that, if trends continue, language models will fully use it between 2026 and 2032 Epoch AI.

Why private company data matters

When public text runs short, the records that are not on the open web, such as support tickets, internal documents and operational history, become more valuable. That is the kind of data enterprises hold.

What this means for partners

If you know a company with 50+ full-time employees at peak and years of operational records, you can introduce it to SourceX. If a deal closes and SourceX collects its fee, you can earn 25% of that fee, up to $100,000 per company. Nothing is guaranteed; every deal depends on assessment and buyer selection.

Refer a company · How rewards work

Sources are public third-party reports. Figures are as reported and not verified by SourceX.

  1. Step 1Share your linkSend your personal link to a company you know.
  2. Step 2Company appliesThe company applies itself at /apply.
  3. Step 3Buyer selects and paysThe buyer selects and pays for the data and SourceX receives its fee.
  4. Step 4You get your rewardYour share of SourceX fees becomes payable.

Free resources

By SourceX Partnerships Team · Published 2026-10-09 · Updated 2026-10-08

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