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Said Yaka

Topic

Product Design

2 essays

  1. Designing Human-in-the-Loop Approvals for Agents That Act

    Human-in-the-loop only works if people actually read the ask. Here is how I decide what needs approval, show the real action, and treat a no as final.

  2. Prompt Caching Is a Product Feature, Not Just an Infra Trick

    Why prompt caching changes latency, cost, and product design decisions — and why teams should treat it as a user-facing capability.