@michaelpetler

Michael Petler

@michaelpetlerPennsylvania, USAJoined October 2026

Founder & Principal Engineer at INASNAP LLC. Building Atom and INASNAP Labs.

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Founder & Principal Engineer at INASNAP LLC. Building Atom (hazardous-waste ops software) and INASNAP Labs. Based in Pennsylvania. 20 years building sites and apps. INASNAP Labs is a brand of INASNAP LLC.

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Michael Petler's blogs

Michael Petlermichaelpetler.hashnode.dev2 posts

Why My AI Agents Aren't Allowed to Make Things Up

The first time an AI assistant handed me a confident, beautifully formatted answer that turned out to be invented, it wasn't a disaster. It was a phone number. It looked right, it had the right area c

2d ago · 9 min readmichaelpetler.hashnode.dev

The AI Agent Harness Matters More Than the Model

Read-only-first agents, permission-denied by design, and glass-house transparency: how I build governed AI agents at INASNAP, without the fear. Most AI coverage argues about the model. Which one is sm

12d ago · 15 min readmichaelpetler.hashnode.dev

Michael Petler

About

Available for

Michael Petler's blogs

Why My AI Agents Aren't Allowed to Make Things Up

The AI Agent Harness Matters More Than the Model

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Michael Petler

About

Available for

Michael Petler's blogs

Why My AI Agents Aren't Allowed to Make Things Up

The AI Agent Harness Matters More Than the Model