AI training data newsletters

NewsletterFIT tracks 4 newsletters that cover AI training data as a primary topic, 2 of them with posts in the last 90 days. By publicly shown subscriber count, the largest are Tate's Online Safety Substack (7K) and Li's Newsletter (36K).

Updated Oct 31, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Tate's Online Safety Substack7K subscribers

    SubstackEvery two weeks · last post 10 days ago

    Likely audience: Tech enthusiasts

  2. 2
    Silicon Prairies—

    SubstackMonthly or less · last post 32 days ago

    Likely audience: AI researchers and engineers

  3. 3
    Li's Newsletter36K subscribers

    Substacklast post Jun 17, 2024

    Likely audience: Web3 developers

  4. 4
    Leon Ex Machina Substack—

    Substacklast post Oct 20, 2025

    Likely audience: AI researchers

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