"We've set up an AI chatbot" is something I often hear. And almost always, what they describe isn't an AI agent: it's a chatbot with a more sophisticated response system.
It's not a criticism. A chatbot makes sense in many contexts. But understanding the difference helps you choose what to build for your specific problem.
How an AI agent works
A chatbot answers questions. It receives a text input and produces a text output. It operates inside the conversation, without doing anything outside it.
An AI agent does something. It perceives an input (an email, a file, an event in the database, a filled-in form), decides how to react, and acts: it sends an email, updates a record, creates a document, notifies someone.
The cycle is: perceive, reason, act. Repeated on its own, without someone having to start it every time.
Concrete examples for small Italian businesses
Quote management. A contact form comes in. The agent reads the data, compares it with your price list, generates a draft quote and sends it to you for approval. If you approve with a reply, it sends it to the customer. All in 2 to 3 minutes, without you touching anything.
Lead qualification. A potential customer fills in a form. The agent asks a few questions by email, works out whether they're a good fit and sorts them: if qualified they go into the CRM pipeline, otherwise they get a standard reply. You only talk to the ones who make sense.
Monitoring and alerting. The agent checks your KPIs every day: revenue, deadlines, stock. If something is out of line, it sends you a notification. No dashboard to stare at every morning.
These aren't theoretical examples. They're flows I've built with n8n for real clients.
How much it costs to implement
A simple agent, handling one type of request on one channel, is built in 2 to 4 hours. It costs between 300 and 600 euros one-off, plus any monthly costs for the tools (often under 50 euros a month).
A more elaborate agent, working across several flows and integrating with existing CRM and management systems, can take one or two weeks and cost 2,000 to 4,000 euros. It depends on the integrations needed.
When you DON'T need an AI agent
You don't need one when the process you want to automate is already broken. If the data is inconsistent or the team doesn't follow any defined procedure, an agent amplifies the problem.
You don't need one when the volume is low. If you get 3 quote requests a week, the setup cost doesn't pay off.
You need one when you have a process that already works, but that takes time every day from someone who could be doing something else.
To find out whether there's something concrete for your situation, head to the AI agents page.