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ArchiveAug 31, 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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2025

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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

10Jun 2026
AI Agents

AI Agents vs Chatbots: Buy by Failure Mode, Not Feature List

> AI agents and chatbots differ by what they produce: a chatbot produces conversation, answering questions inside a contained exchange, while an AI agent produces actions, completing multi-step work...

Kurt Fischman · Jun 10, 2026

08Jun 2026
Workflows

Making the Business Case for AI Agents

The business case for AI agents is the per-workflow analysis that decides whether an agent is worth building, measured as the manual-coordination cost a business stops paying minus the oversight.

Kurt Fischman · Jun 8, 2026

27May 2026
Workflows

Understanding Inbound Lead Response Agents

An AI agent for inbound lead response is a productized inbound workflow inside an AI Agent System for founder-led businesses where inbound volume has outgrown the team. The agent owns the path from...

Kurt Fischman · May 27, 2026

27May 2026
AI Agents

AI Agent System vs Chatbot: The Structural Difference

> An AI Agent System is a productized operational layer that owns a workflow end-to-end. A chatbot is a conversational interface that handles one turn of dialogue at a time. The difference is...

Kurt Fischman · May 27, 2026

26May 2026
AI Agents

What is an AI Agent System?

An AI Agent System is the productized operational layer that wraps one or more AI agents, the governance that controls them, and the integrations that connect them to a company's real workflows....

Kurt Fischman · May 26, 2026

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