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ArchiveAug 19, 2026Est. 2025

Field Notes.

A working archive of how Marshal thinks about AI agent systems, AI search, and the operating models that make companies hard to ignore.

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Aug 19, 2026
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2025

Field Notes Archive

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Showing: Playbooks

10Jun 2026
Playbooks

AI Agent Evaluation Is a Trust Gate, Not a Dashboard

> AI agent evaluation is the testing discipline that decides whether an agent can be trusted to own a business workflow. It runs on three surfaces: reliability (does the agent complete the job),...

Kurt Fischman · Jun 10, 2026

Build a business that runs itself.

Work at machine speed with agents on the job.