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When Engineers meet AI

An engineer writing about Open Source AI, Software Agents, Physical AI and AI Engineering for builders who lead and leaders who build.

Newsletter · By Kannan Kalidasan · Official site

Indexed issues, last 90 days
11
Latest publication
Sep 26, 2026
Audience
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Earliest in this view
Jul 5, 2026

Latest issues

  1. Issue · Sep 26, 2026

    Guardrails for Coding Agents Block Commands, Not Capabilities (opens the original)

    Excerpt · Critical tone

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    As coding agents become more capable, we are starting to put more guardrails around them.Don’t force push.Don’t read .env.Don’t delete repositories.Don’t call production systems.These sound like straightforward security rules, but there is a subtle problem underneath them: Many agent guardrails block a specific way of doing something. But what we really want to know is whether the agent can still perform the same action through another path.<div class="subscription-widget show

  2. Issue · Sep 13, 2026

    This Week in AI & Tech #WK37 (opens the original)

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    This week’s signal is less about another model release and more about the infrastructure around agents becoming real software infrastructure: runtimes, sandboxes, scheduling, routing, observability, governance, and cost controls.coherent architecture emerging. <a class="image-link image2 is-viewable-img" href="https://substackcdn.com/image/fetch/$s_!ZqDC!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7489bea1-0a5d-42b0-9349-6ec4cc5

  3. Issue · Sep 6, 2026

    This Week in AI & Tech #WK36 (opens the original)

    Excerpt · Neutral tone

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    This week’s patternCoding agents are becoming systems problems, not just model problems. Routing, critique, context preservation, permissions and cost are now part of the runtime design.AI infrastructure is moving deeper into the physical economy. Power equipment, data centers, debt financing and capital markets are becoming part of the AI stack as the buildout expands beyond GPUs.⭐ My pick this week:<spa

  4. Issue · Sep 4, 2026

    The Hidden Cost of Resuming the Same Claude Code Session (opens the original)

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    Quick FindingWhile debugging a cost discrepancy in agent-top, a tool I built recently, <img alt="agent-top" class="sizing-normal" height="720" src

  5. Issue · Aug 29, 2026

    System Update #WK35 (opens the original)

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    This week’s patternAgents are becoming infrastructure: security boundaries, hardware interfaces, custom inference silicon, and enterprise adoption are pushing agent systems beyond the model layer.Open-source infrastructure keeps moving closer to the platform core: AWS acquiring the DuckDB team while leaving DuckDB independent is a strong signal that embedded open-source engines are becoming strategic infrastructure.AI & AgentsThe sandbox is now part of the threat model<p

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