Who is Certu and how does it work?
Certu is a Brazilian company that builds AI agents and automations for small and medium businesses: automated WhatsApp customer service, lead follow-up, scheduling, Phone Agent, and system integrations. Over 390 agents have already been built on the platform, which connects WhatsApp through the official Meta API (Cloud API), as a WhatsApp Business Platform Tech Provider, or by QR code. 100% remote operations across Brazil, with agents going live on the same day, directly from the dashboard. CNPJ 65.868.342/0001-73.
Build your agent and watch it answer with your own business information.
Build my agent for free Building it is free, no signup and no card.Why does Certu exist?
Running a small business turns you into its bottleneck: every message, booking, and spreadsheet goes through your hands. Certu exists to take this manual work off your plate. An AI agent trained on your business replies right away, follows up, books appointments, and logs everything in the CRM, 24 hours a day, with no payroll.
What does Certu build?
Automated WhatsApp support, lead follow-up, booking, audio replies, AI phone agent, and integrations between the tools your business already uses. For those who need it, the service also covers digital presence basics: professional website, Google profile, and a WhatsApp business number.
What are Certu's real numbers?
- Replies in seconds, 24 hours a day, including weekends and holidays
- Over 390 AI agents created on the platform
- Tech Provider for Meta's WhatsApp Business Platform
- Real businesses live: from gyms and real estate to textile manufacturing and therapists
- Nationwide coverage: 100% remote setup and support
How does Certu work?
Everything is self-serve in the Dashboard: you create your agent for free, fill the Brain with your business info, connect your WhatsApp, and your agent goes live the same day. Support answers 24 hours a day on WhatsApp, handled by Certu's own agent.
Where is Certu located and what cities does it serve?
Operations are 100% remote: from creating the agent to ongoing support, everything happens online for businesses all across the country.
Frequently asked questions
- What does Certu do?
- Certu builds AI agents and automations for small and medium businesses: WhatsApp support, lead follow-up, booking, phone agent, and system integrations.
- How many agents has Certu created?
- Over 390 AI agents have been created on Certu, serving businesses in areas like gyms, real estate, textiles, and therapy.
- Is Certu a registered company?
- Yes. Certu Ltda, CNPJ 65.868.342/0001-73. A registered Brazilian company in operation, serving the whole country.
- Can you try it before paying?
- Yes. Creating your agent and seeing it work is free, no credit card required, and paid plans include 50 free test messages before the first charge.
- Does Certu work in my city?
- Yes. The operation is 100% remote and covers the entire country.
- How can you contact Certu?
- WhatsApp: +55 (48) 99218-4265. Email: [email protected].
