Notes on AI that actually helps.

What we learn building AI tools for real businesses — written in plain language, with real examples. No hype, no names.

Strategy, costs & ROI

22 July 2026·7 min read

AI use in French companies: Insee 2025 figures by size and sector

Insee: 18% of French companies with 10+ employees used AI in 2025 — 15% under 50 employees, 58% at 250+. Figures by sector, stated barriers, and a first step.

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Strategy, costs & ROI

21 July 2026·5 min read

AI agents: France’s competition authority flags an 84% lock-in risk — what it means for your SMB

On July 17, 2026, the French competition authority published its opinion on the AI agents sector: OpenAI, Google and Anthropic together control more than 84% of it, and the regulator warns of a “platformization” risk that could shrink the diversity of what is on offer. What this means for an SMB choosing an AI agent vendor — or trying to get found by one.

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AI agents & automation

21 July 2026·5 min read

Retrieval-augmented generation: the technical layer behind an agent that answers correctly

Ask an AI assistant a question and it answers from what it memorized during training — right up until it invents a plausible-sounding but wrong answer. Retrieval-augmented generation is the architecture built to fix that: search first, generate second. What it is, and what to check before an agent runs on it.

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AI agents & automation

21 July 2026·5 min read

Why AI agents hallucinate — and how to catch it before it reaches a customer

A support agent that invents a refund policy, a compliance agent that cites a regulation that does not exist: hallucination is not a bug that disappears with a better model, it is a structural property of how language models generate text. What the research says, and what to build before an agent goes live.

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AI agents & automation

21 July 2026·5 min read

Multi-agent systems: when splitting one AI agent into several actually helps

One agent that does everything, or several narrow agents coordinated by a supervisor? The multi-agent pitch is everywhere, but coordination has a real cost. What the research on multi-agent frameworks shows, and how to tell when splitting an agent genuinely pays off.

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Business & compliance

21 July 2026·5 min read

AI in recruiting: what changes once CV screening becomes a regulated high-risk use

An algorithm that ranks or filters candidates is not a convenience feature under the EU AI Act — it is classified as high-risk, with obligations that follow. What that means in practice, and what the research says about the bias claims recruiting-AI vendors make.

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