Best Agent Infrastructure Newsletters in 2026

NewsletterFIT tracks 3 newsletters that cover Agent Infrastructure as a primary topic, 2 of them with posts in the last 90 days. By publicly shown subscriber count, the largest are Platform Weekly (42K) and one-fs | top 1% fintech (1K).

Updated Nov 7, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Platform Weekly42K subscribers

    SubstackWeekly · last post 7 days ago

    Platform engineering, cloud native, DevEx, Kubernetes, AI, and the occasional spicy take. I write Platform Weekly, delivered hot n’ crunchy every week.

    Likely audience: CTOs

  2. 2
    Rakesh Gohel—

    SubstackEvery two weeks · last post 15 days ago

    From recent posts: AI Agent Weekly reports on recent developments in agent infrastructure, including GitHub's infrastructure rebuild for agent-scale development, Uber's MCP Gateway for tool governance, and new evaluation frameworks from M…

    Likely audience: ML engineers

  3. 3
    one-fs | top 1% fintech1K subscribers

    Substacklast post Feb 9, 2026

    From recent posts: The newsletter publishes technical analyses and case studies about fintech infrastructure, AI agent systems, and growth strategies for financial technology companies, targeting professionals building or analyzing…

    Likely audience: product managers

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