AI agent infrastructure newsletters

NewsletterFIT tracks 7 newsletters that cover AI agent infrastructure as a primary topic, 6 of them with posts in the last 90 days. By publicly shown subscriber count, the largest are EntreConnect Newsletter (64K) and Last Week in Plain English (23K). Brands detected sponsoring these newsletters recently include Obsurfable.

Updated Oct 30, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    EntreConnect Newsletter 64K subscribers

    Substack last post Jun 22, 2026

    Likely audience: AI infrastructure engineers

  2. 2
    Last Week in Plain English 23K subscribers

    Substack Weekly · last post 23 days ago

    Likely audience: ML engineers

    Sponsors detected: Obsurfable

  3. 3
    Brain Beats —

    beehiiv Weekly · last post 17 days ago

    Likely audience: ML engineers

  4. 4
    The AI Furnace —

    beehiiv Weekly · last post 15 days ago

    Likely audience: AI security professionals

  5. 5
    Digital Payments Landscape —

    LinkedIn Every two weeks · last post 17 days ago

    Likely audience: Enterprise CIOs and CFOs

  6. 6
    Good Better Best —

    LinkedIn Every two weeks · last post 7 days ago

    Likely audience: SaaS pricing strategists

  7. 7
    Platform Weekly —

    LinkedIn Monthly or less · last post 21 days ago

    Likely audience: AI platform engineers

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