AI chatbots, WhatsApp bots and voice agents

Customers expect a reply within minutes, on WhatsApp, chat or the phone. These answers cover what AI chatbots and voice agents can realistically handle, how they connect to your channels and how to keep them accurate.

10 questions · Updated 7 October 2026

1. What can an AI chatbot do for a business?

   A modern AI chatbot answers customer questions in natural language using your own information, at any hour. It can qualify enquiries, book appointments, check order or application status, collect documents and hand over to staff with the full conversation. It works best for frequent, predictable questions and is weakest on complaints and unusual cases.

   Read the full answer

2. Can we put an AI chatbot on our WhatsApp Business number?

   Yes. An AI assistant can be connected to a WhatsApp Business number through the WhatsApp Business Platform (the API), usually via an approved provider. It can answer messages instantly, share documents and links, book appointments and pass conversations to staff. Meta's rules apply, including templates for business-initiated messages after the 24-hour window.

   Read the full answer

3. What is an AI receptionist?

   An AI receptionist answers your phone calls with a natural-sounding voice, any time of day. It can answer common questions, take messages, qualify callers, book or reschedule appointments in your calendar and transfer urgent calls to a person. It suits businesses that miss calls after hours or when staff are busy.

   Read the full answer

4. What is an AI voice agent and how does it work?

   An AI voice agent is an AI system that holds spoken phone conversations. It converts the caller's speech to text, uses a language model with your business information to decide what to say or do, and replies with synthetic speech. It can answer inbound calls, make reminder or follow-up calls, and update your systems during the call.

   Read the full answer

5. Should we use an AI voice agent or a call centre?

   Use an AI voice agent for high volumes of routine calls, after-hours cover and instant answering with no queue. Use people, in-house or outsourced, for complex, emotional or high-value conversations. Many businesses combine them: AI answers every call first and transfers to a person when the call needs judgement or empathy.

   Read the full answer

6. Can an AI chatbot reply in Chinese, Malay and Singlish?

   Yes. Current AI models understand and reply in English, Chinese, Malay, Tamil and many other languages, and they generally cope with mixed-language and Singlish messages. Quality is best in widely used languages. Check replies in each language with a native speaker before launch, especially for prices, policies and legal wording.

   Read the full answer

7. How do we stop an AI chatbot from giving wrong answers?

   Ground the chatbot in your own approved information (often called retrieval-augmented generation, or RAG), instruct it to say it does not know and hand over rather than guess, restrict topics it may discuss, keep the knowledge base current, and review conversations regularly. These steps reduce errors sharply, but no chatbot is error-free.

   Read the full answer

8. How does an AI chatbot hand over to a human?

   A good setup hands over when the customer asks for a person, when the AI is unsure, when the topic is sensitive such as complaints or refunds, or when a high-value lead appears. The conversation, customer details and a summary go to the right staff member, so the customer never has to repeat themselves.

   Read the full answer

9. Is using an AI chatbot compliant with the PDPA?

   It can be. The PDPA applies to the personal data your chatbot collects, so you need a clear purpose, notice to users, reasonable security, limits on retention, and care with any overseas transfer, for example to an AI provider's servers. Use business-grade AI services with data-processing terms, and do not collect more than the conversation needs.

   Read the full answer

10. How long does it take to set up an AI chatbot or voice agent?

    A basic website or WhatsApp chatbot answering from your existing information can be ready in days to a few weeks. Connecting it to bookings, CRM or order systems, supporting several languages, or adding a voice agent on your phone line takes longer. Most of the time goes into preparing accurate content and testing, not the technology.

    Read the full answer