AI agent development newsletters

NewsletterFIT tracks 10 newsletters that cover AI agent development as a primary topic, 9 of them with posts in the last 90 days. By publicly shown subscriber count, the largest are Last Week in AI (189K), Robots on Payroll (33K) and To Data & Beyond (26K). Brands detected sponsoring these newsletters recently include Langfuse and Knack Health.

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

  1. 1
    Last Week in AI189K subscribers

    SubstackWeekly · last post 22 days ago

    Likely audience: ML engineers

    Sponsors detected: Langfuse

  2. 2
    Robots on Payroll33K subscribers

    SubstackEvery two weeks · last post 31 days ago

    Likely audience: Product managers

    Sponsors detected: Knack Health

  3. 3
    To Data & Beyond26K subscribers

    SubstackWeekly · last post 19 days ago

    Likely audience: AI engineers

  4. 4
    The Hustling Engineer26K subscribers

    SubstackWeekly · last post 25 days ago

    Likely audience: Aspiring AI engineers

  5. 5
    AI Growth Hacking Weekly · 增长黑客AI周报15K subscribers

    SubstackEvery two weeks · last post 43 days ago

    Likely audience: AI Product Managers

  6. 6
    Technically David7K subscribers

    SubstackMonthly or less · last post 25 days ago

    Likely audience: AI developers and engineers

  7. 7
    AI for Work—

    beehiivWeekly · last post 18 days ago

    Likely audience: Product managers

  8. 8
    Will at The Growth Playbook—

    beehiivWeekly · last post 22 days ago

    Likely audience: Product managers

  9. 9
    JoT—

    SubstackEvery two weeks · last post 12 days ago

    Likely audience: Senior software engineers

  10. 10
    Growing Products Newsletter1K subscribers

    Substacklast post Mar 24, 2026

    Likely audience: Frontend developers

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