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Notes on using AI in sales and operations

Practical articles on what works in a real team, and what does not.

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Recent articles

CTO Insights

Embeddings Explained Without the Maths

Embeddings power search, recommendations and retrieval in most AI systems. What they are in plain terms, where they help, and where they quietly fail.

September 17, 2026Read more
CTO Insights

Building an Evaluation Set Before You Need One

Without a fixed set of test cases, every prompt or model change is a guess. How to build an AI evaluation set from real data, score it, and keep it useful.

September 17, 2026Read more
CTO Insights

Keeping Personal Data Out of Places It Should Not Be

Prompts and logs quietly become the least protected copy of your customer data. Where it accumulates, how to redact, and what to check before building.

September 14, 2026Read more
CTO Insights

The Problems You Should Not Be Solving With AI

Some problems are better served by a rule, a form or a fixed script. How to recognise them, and why using a model anyway costs more than it returns.

September 14, 2026Read more
CTO Insights

Working Out What Your AI Features Actually Cost

One provider bill tells you nothing about which feature or customer is expensive. How to attribute spend, and the controls that prevent a runaway month.

September 13, 2026Read more
CTO Insights

The Gap Between a Working Pilot and a Production System

Pilots succeed and stall. What production actually requires that a pilot does not, and how to size the remaining work honestly before committing.

September 13, 2026Read more
CTO Insights

Why the AI Tool You Bought Is Not Being Used

Adoption fails for predictable reasons, and almost none of them are the technology. What actually drives usage, and why volunteers beat mandates.

September 12, 2026Read more
CTO Insights

Sending Each Request to the Right Model, and Coping When It Fails

Using one model for everything overpays on simple work and underperforms on hard work. How to route by task, and what a genuine fallback looks like.

September 12, 2026Read more
CTO Insights

What Your AI Agent Should and Should Not Be Allowed to Do

An agent with your credentials can do anything you can. Scoping permissions, the actions that always need approval, and why prompt instructions are not a control.

September 11, 2026Read more

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