AI Voice Agents That Answer and Make Business Calls

AI voice agents are software that handle phone calls like a trained staff member: they listen, understand, answer from your business data and complete simple tasks. They are very different from the old "press 1, press 2" phone menus.

Under the hood, three parts work together: speech recognition to hear the caller, an AI model connected to your knowledge base and tools to decide what to say and do, and a natural text-to-speech voice. A telephony connection links it to a normal phone number.

Voice agents are a type of AI agent. They use the same knowledge and rules as a chat bot, so if you already have an AI WhatsApp chatbot, the voice agent can share its brain.

AI voice agents handle two kinds of calls: inbound calls from customers and outbound calls to leads or existing customers. Both follow a script you approve.

Inbound calls

• Answer questions about timings, location, services and policies
• Book, move or cancel appointments
• Take order or booking details and send a WhatsApp confirmation
• Pick up when your team is busy or after office hours
• Route the caller to the right department or person

Outbound calls

• Call new leads within minutes of a form fill
• Ask qualifying questions and book a meeting or visit
• Remind customers about appointments, renewals or due payments
• Collect feedback after a service
• Re-engage old leads who agreed to be contacted

For lead calls, the voice agent works with our AI lead qualification rules so your sales team gets scored leads with notes.

An IVR only routes calls through menus. A human telecaller is flexible but limited in hours and volume. An AI voice agent understands speech, works at any hour and handles many calls at once, and passes hard calls to people.

Businesses that get many calls with the same questions, or need to call many leads quickly, gain the most. Clinics, real estate, education, travel, finance and service companies are common users.

See how voice fits into our real estate AI agents and clinic chatbot setups.

Yes. Current voice AI handles English, Hindi and Hinglish well, and many Indian languages including Punjabi are supported. Quality varies by language and accent, so we test with real recordings before launch.

Indian callers often mix languages in one sentence and speak in noisy places. A good voice agent must handle both. Before launch, we test with callers of different ages and accents, on mobile networks, with background noise.

• Test each language you need with real people
• Check names, numbers, dates and amounts are heard correctly
• Repeat important details back to the caller for confirmation
• Send a WhatsApp or SMS summary after booking
• Allow the caller to say "talk to a person" at any time

We map your call types, write the script and rules, connect the phone number and tools, test with real callers and launch in stages. A focused voice agent usually goes live in three to six weeks.

1. 1

   Map your calls

   We listen to sample calls or talk to your team to list the top call reasons.

2. 2

   Write the script and rules

   Greeting, questions, answers, what to never say, and when to transfer.

3. 3

   Pick the voice and language

   Choose a voice that suits your brand and the languages your callers use.

4. 4

   Connect phone and tools

   Link a phone number, your calendar, CRM and WhatsApp for confirmations.

5. 5

   Test hard

   Real people call with accents, noise, interruptions and tricky questions.

6. 6

   Soft launch

   Start with after-hours calls or one call type, then expand.

7. 7

   Review and improve

   Read call summaries and listen to samples each week to fix gaps.

Callers should be told they are speaking to an automated assistant and that the call may be recorded. Outbound calls should go only to people who gave consent, and India's telemarketing rules must be followed.

• Start each call with a short disclosure that it is an automated assistant
• Tell callers if the call is recorded and why
• Call only leads who filled a form or agreed to be called
• Follow TRAI rules on commercial calls and respect Do Not Disturb preferences
• Do not collect card numbers or OTPs by voice
• Store recordings with access limits and delete them after a set time

Voice agents fail when the script is too long, the voice sounds robotic, or callers cannot reach a person. Keep calls short, clear and easy to escape.

• Long greetings that waste the caller's time
• Asking too many questions before giving any answer
• No transfer option, so angry callers hang up
• Reading out long lists that callers cannot remember; send them on WhatsApp instead
• Calling the same lead again and again without a pause
• Launching on all calls on day one instead of starting small

A good first step is to put the voice agent only on after-hours calls. You see real results without risk to your daytime service, and then extend it to busy-hour overflow calls.

Cost depends on call volume, minutes per call, languages, integrations and the telephony setup. Results are measured by answered calls, bookings made, transfers and the quality of call notes.

Cost factors

• Number of call types and script length
• Monthly call minutes (telephony and AI usage are charged by the minute)
• Languages and voices needed
• CRM, calendar and WhatsApp connections
• Inbound only, outbound only, or both

What to measure

We do not share fixed prices. You get a clear quote after a free call. SI A Agency is powered by Shivah Web Tech, with 11+ years of work and 500+ projects. To also automate the follow-up after each call, see AI sales automation, or contact us to start.

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