How to set up the AI Voice Agent for outbound calls in HelloGrowthCRM
Configure HelloGrowthCRM's AI Voice Agent (Vapi + Twilio) to make outbound calls, qualify leads, book demos.
What this guide helps you do
Follow this article when you want a focused, step-by-step path to complete the task without digging through menus.
Need a broader overview first?
Go back to the AI Agents section to browse more guides, compare related tasks, and choose a better starting point.
View all AI Agents guidesAI Voice Agent (vapi-outbound-call edge function) makes outbound calls, conducts qualifying conversations, books demos, hands off to humans.
How to use this guide
Read the intro to confirm this is the right workflow, complete the steps in order, then review the common issues and related articles if your setup behaves differently from the standard path.
What you'll need
- •Pro tier or above
- •Twilio connected
- •Vapi account
- •Approved AI cost cap
- •30-60 minutes for first agent
- •Compliance review (TRAI in India, TCPA US)
- 1
AI → Voice Agents → +New
AI → Voice Agents → +Create agent.
- 2
Pick agent purpose
Lead qualification, Demo confirmation, Re-engagement, Survey.
- 3
Configure script
Opening, Discovery, Closing.
- 4
Pick voice
Indian English M/F, US English M/F, Hindi M/F, Marathi, Tamil.
- 5
Set conversation goals
Confirmed demo, Qualified, Disqualified, Callback requested.
- 6
Configure handoff
Transfer to live rep on objection or complex question.
- 7
Set call hours
India: 10 AM-7 PM IST (TRAI compliance).
- 8
Connect calendar
Books demos on Google Calendar / Outlook.
- 9
Set cost cap
$0.30-0.60/min. Cap at e.g., 200 calls/day.
- 10
Test with internal numbers
Calls to your team to verify script flow.
- 11
Activate gradually
Start 10-25/day. Scale to 100s after 1-2 weeks.
Frequently asked questions
Is this legal?▾
Auto-calling tight regulations. India TRAI + NDNC. US TCPA. Get legal sign-off.
Cost per call?▾
~$0.50 per 5-minute call total.
How realistic?▾
Modern TTS nearly indistinguishable. Hindi voices similar quality.
Handle objections?▾
Yes within scripted patterns. Novel objections trigger handoff.
Multilingual within one call?▾
Yes — Hindi-English mix handled.
Will my reps be replaced?▾
No — voice agent handles top-of-funnel; humans close. Most teams 2-3x rep capacity.
Related articles
See it in product
Try it yourself
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Still need help?
If this article does not match your account setup, rollout stage, or edge case, review more guides in AI Agents or contact our team for direct help.

Rushabh leads product strategy at HelloGrowthCRM with a focus on CRM workflows, revenue operations, and practical product design for growing businesses.
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