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Your customers already live in WhatsApp. An AI agent there answers questions, qualifies leads and books appointments around the clock, in the thread people check first. This guide covers what it does, who the serious providers are, and when to buy versus build.
A WhatsApp AI agent is a system connected to your business number through Meta's official WhatsApp Business Platform. It is not the auto-reply menu you have met before: it holds a real conversation in the customer's language, remembers the thread, follows your rules, and takes action on your systems.
The message lands on your business number, in the same app your customers use with their family. That is why it gets read and why replies get answered.
It reads the intent, in whatever language the customer used, and answers from your information: your menu, your price list, your policies. Not from the open internet.
Books the appointment, checks the order, qualifies the lead. Its hands are connected to your calendar, your CRM or your ordering system.
Anything outside its rules goes to your team with the full conversation attached, so nobody starts from zero.
Nights, weekends and lunch rushes included. The lead that used to wait until Monday gets a useful reply immediately.
The agent asks the questions you would ask first, so your team opens conversations that are already worth having.
Appointments, reservations and order checks resolved inside the thread, synced with your calendar or system.
Conversations that need a human arrive with the whole history attached, not a cold start.
These platforms lead the category. They are real, established businesses, and for many teams one of them is the right answer.
Meta's own AI agent inside WhatsApp Business, rolled out worldwide in June 2026.
No-code builder for WhatsApp and website AI chatbots, made in Barcelona.
AI conversation platform with one inbox across WhatsApp, Instagram and TikTok.
WhatsApp-first platform for marketing, sales and support automation.
European AI-first omnichannel inbox from the Netherlands.
Messenger-based sales CRM with WhatsApp bots and AI agents built in.
A platform subscription is the right call when your conversations follow common patterns: answering questions from a price list or menu, booking against a calendar, sending reminders. Setup is measured in days, the cost is predictable, and you benefit from features these companies ship every month. If that describes your case, pick one from the list above and spend your energy on the content the agent answers from.
A custom agent earns its keep when the conversation has to touch your systems: your booking engine, your CRM, your stock, your pricing rules, your tone. Platforms connect to the common tools; they stop at the uncommon ones, and workarounds pile up quietly. Custom also wins when you need strict control over what the agent may say, or when per-seat platform pricing outgrows the cost of owning the thing.
We build WhatsApp agents on the official API, connected to the systems you already run: your calendar, CRM, ordering or property software. You own the logic and the data, the agent follows your rules, and it speaks your customers' languages properly. Built in Barcelona, delivered in English and Spanish.
Already convinced by one of the platforms above? We set it up properly: the number migration, the conversation design, the knowledge it answers from, the handoff rules, and the tracking that tells you whether it pays. You get a working agent, not a login and good luck.
For automation at business scale, yes. The free WhatsApp Business app allows simple auto-replies for one phone, but agents, integrations and team inboxes require the official API through Meta or one of its partners.
Since mid 2025 Meta bills per delivered template message, with rates that depend on the template category and the recipient's country. Marketing templates cost the most. Free-form replies inside the 24 hour service window are free. Budget Meta's fees on top of any platform subscription.
Yes. Modern agents detect the customer's language and reply in it. For a Barcelona business that routinely means Spanish, Catalan and English in the same inbox.
A well-built agent says so and hands the thread to a person, with the conversation attached. The handoff rules are part of the design, not an afterthought.
A platform setup with clean content takes days. A custom agent connected to your systems typically takes a few weeks, most of it spent on your data and rules rather than the AI itself.
Yes, when done through the official Business Platform with customer opt-in. Unofficial gateways that automate the consumer app violate WhatsApp's terms and get numbers banned, which is reason enough to avoid them.