7 août 2026

The agent does the work, but who keeps your data and your bill under control? Portable building blocks, interchangeable models, controlled operating cost: the method.

7 août 2026

Why AI migrations fail, and how a portable stack (PostgreSQL, Cloudflare, interchangeable models) keeps you free to switch providers without rebuilding everything.

7 août 2026

Data at the vendor's, imposed model, recurring prices, costly migration: vendor lock-in has a real price. How to spot it and avoid it from the start.

5 août 2026

For buyers and trustees: turn variable costs (subscriptions, repetitive tasks) into fixed costs at a fixed price. Method, priority line items, ROI.

5 août 2026

Software subscriptions: the 3-year calculation (500 €/month = 18,000 €), the hidden costs, and when a one-time package becomes profitable.

5 août 2026

Cloudflare Queues: real 2026 pricing (Free and Paid), per-operation model, retention, retries, dead letter queue. Worked examples and how to keep the bill under control.

13 juillet 2026

How much does Cloudflare Workers cost in production? Free tier, Workers pay-as-you-go, R2, D1, Workers AI. Worked examples and a comparison with AWS Lambda.

9 juin 2026

ChatGPT Business costs $25 per user per month. Great for individual productivity, not enough for a reliable assistant on YOUR documents. An honest comparison.

6 juin 2026

Around $1 per resolution, 50 to 500 € per month on subscription, or a one-time flat fee: the real prices of a support chatbot, their hidden costs, and the only calculation that matters: the cost per resolved conversation.

5 juin 2026

Agency, senior freelancer or salaried data scientist: the real costs of the three options, the checklist to vet an AI provider, and the classic traps.

3 juin 2026

The API bill for an SME's chatbot or agent comes to tens of euros per month, not thousands. Verified prices, detailed calculation, and what really matters.

29 mai 2026

Simple automation, business agent, multi-agent system: here are the real market ranges and how not to blow your budget.

27 mai 2026

Generating your quotes and contracts automatically saves hours. Here is what it costs, from no-code to custom, and how to choose.

26 mai 2026

Chatbot, semantic search, agents: integrating AI into an existing product is more accessible than you think. The method for keeping costs under control.

25 mai 2026

How much time and money for a real SaaS MVP in production? What makes the bill vary, and how to go faster by reusing proven building blocks.

20 mai 2026

Agencies bill a RAG between 10 and 70 k€. Here's what drives the price, and why starting from an already-developed feature halves it.