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Insights and
field reports

Analyses, field reports, and insights on AI, tools, and best practices.

· Ulysse Trin

Your AI Instruction Files Are Code

A CLAUDE.md or agent config downloaded from the internet is executable code. The real vectors of the AI supply chain and a 6-point checklist.

· Ulysse Trin

What Attackers See About You

Passive reconnaissance reads what your company exposes without touching your systems. What is visible, why AI helps attackers, and 5 checks to run.

· Ulysse Trin

Sovereign AI: your documents never leave

Where do your documents go when you use a cloud AI? For a lawyer, an accountant or a clinician, the answer should be: nowhere. Here is why and how.

· Ulysse Trin

EU AI Act: What Changed on 2 August 2026

The EU AI Act now generally applies. See what changed in August 2026, what the AI Omnibus postponed, and which actions remain urgent.

· Ulysse Trin

Securing AI Agents in the Enterprise

How to secure AI agents that act on your systems: key trade-offs, seven defense layers and common traps for CIOs and CISOs.

· Ulysse Trin

Corporate AI training cost: 2026 price ranges

How much does corporate AI training cost? 2026 market ranges, what drives the price, net cost after French OPCO funding, and real budget examples.

· Ulysse Trin

OPCO Funding for AI Training

How to fund AI training through an OPCO in 2026: Qualiopi requirement, finding your operator, coverage, four steps and the FIF-PL case.

· Ulysse Trin

Claude Certified Architect: the official certification

Anthropic launched Claude Certified Architect (Foundations), the first official certification for architects building AI agents. What it changes.

· Ulysse Trin

Why Your AI PoC Isn't Production-Ready

Three things separate an AI proof of concept from a reliable production agent: evaluation datasets, guardrails and observability.

· Ulysse Trin

Claude Code Hooks: Automate Quality Without Thinking About It

Hooks intercept every Claude Code action to lint, test, and secure automatically. 5 concrete hooks you can copy-paste into your project.

· Ulysse Trin

Claude Code vs Gemini, Codex, Hermes: Verdict

Claude Code, Gemini CLI, Codex, Hermes Agent and OpenClaw tested in real production work: cost, context, MCP. Our 2026 verdict and the one to skip.

· Ulysse Trin

Claude Skills Tutorial: Build a Reusable SKILL.md

A practical Claude Skills tutorial: create a SKILL.md, structure reusable instructions, load references progressively, and share the workflow with your team.

· Ulysse Trin

Confidential AI: Data Stays On-Premises

How to use AI without sending your data to Google, OpenAI or Microsoft. Installed on your machines, free models, zero subscription. We explain everything.

· Ulysse Trin

EU AI Act for SMEs: What Applies From August 2026

A practical EU AI Act playbook for SMEs: classify each use, identify your role, collect evidence and build a proportionate compliance plan.

· Ulysse Trin

Claude Code & Cowork: The Complete Ecosystem for Working with AI

Skills, hooks, subagents, agent teams, shared context, plugins. Everything Claude Code and Cowork bring to developers and teams in 2026.

· Ulysse Trin

Autoresearch: when an AI agent runs ML research for you

Andrej Karpathy's autoresearch lets an AI agent modify training code, run short experiments and iterate autonomously. Here's why it matters.

· Ulysse Trin

Prompt Engineering for Business: 7 Patterns + QA Checklist

Seven reusable prompt patterns for business teams, plus a QA scorecard for testing accuracy, evidence, format and safe escalation.

· Ulysse Trin

No-Code AI Automation: Where to Start in 2026

Make, n8n, Zapier AI, Claude Cowork. No-code tools to automate your workflows with AI. A practical guide for SMBs.

· Ulysse Trin

How to Choose the Right AI Tool in 2026: A Use-Case Guide

ChatGPT, Claude, Gemini, Mistral, Cursor, HeyGen, Make. Which AI tool for which job? A practical comparison by category to make the right choice.