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iVentureTeam
AI Voice Calling Agent

AI voice agents that sound human — and convert like one.

ElevenLabs + Twilio + OpenAI GPT-4o — outbound calls for reminders, qualification, follow-ups; inbound for receptionist, support, bookings.

Sub-500ms latency, 30+ languages, compliance-aware (TRAI / TCPA / GDPR), CRM-integrated. Launch in 4–6 weeks.

+91 98330 80076
Live · 00:48
“Hi Priya, this is Aanya from Sunrise Clinic. I'm calling to confirm your dental appointment tomorrow at 10:30am. Does that still work?”
“Actually, can we shift to 4pm? I have a meeting.”
“Of course. I have 4:00 PM open — shall I move you there?”
Latency: 312 ms · Lang: en-INCRM updated ✓
ElevenLabs voices
Human-quality multilingual TTS
<500 ms latency
True real-time conversation
4–6 weeks
From design to live calling
TRAI / TCPA aware
Compliance built in

Six voice agent categories we ship

From outbound reminders to inbound receptionists — voice automation that actually completes the call.

Outbound AI Voice Agents

AI agents that place calls — appointment reminders, lead qualification, payment follow-ups, customer-survey calls, renewal reminders.

Appointment remindersLead qualificationPayment follow-upsCustomer surveysRenewal callsDemo bookingCold qualification (compliant)No-show recovery

Inbound AI Receptionists

AI answers your business line — routes calls, takes messages, books appointments, answers FAQ, escalates to human with full context.

Call routingMessage takingAppointment bookingFAQ answeringHuman escalationMulti-line handlingAfter-hours coverageCaller ID + CRM lookup

Support Overflow & Call Deflection

Handle peak-time support call volume with AI — Tier-1 answers, ticket creation, callback scheduling — without making customers wait 30+ minutes.

Tier-1 supportTicket creationCallback schedulingStatus checkOrder lookupWarm transfer with contextQueue managementQuality monitoring

Industry Voice Agents

Pre-built voice agent templates — restaurant reservation, clinic appointment, real-estate inquiry, salon booking, home-service dispatch.

Restaurant reservationClinic appointmentReal-estate inquirySalon bookingHome-service dispatchLogistics dispatchEducation enrolmentInsurance claim intake

Real-time Transcription & Coaching

Transcribe and analyse live sales/support calls — coach reps, surface insights, auto-fill CRM, detect compliance issues, summarise post-call.

Live transcriptionReal-time coachingCRM auto-fillCompliance detectionCall summarisationSentiment analysisTalk-time analysisObjection tracking

Voice + CRM / ERP Integration

Voice agents that read and write your CRM / ERP — log the call, update the deal stage, create a follow-up task, send a recap email automatically.

Call loggingDeal-stage updateFollow-up task creationRecap email sendCustomer history lookupPipeline updatesOdoo / HubSpot / SalesforceCustom webhooks

The voice AI stack we build on

Voice TTS

ElevenLabsOpenAI TTSResemble AIMurfCartesia

Speech-to-text

DeepgramAssemblyAIOpenAI WhisperGoogle STTAzure STT

Telephony

TwilioVonagePlivoTelnyxExotelCustom SIP / Asterisk

LLMs

OpenAI GPT-4oClaude 4Gemini LiveMistralGroq Llama

Orchestration

LiveKit AgentsPipecatVapiRetellCustom Python

CRM / ERP

HubSpotSalesforceZohoOdooPipedrive

Calendars

Google CalendarCalendlyCal.comOutlook

Observability

Recording archiveTranscript reviewLangfuseCustom dashboards

Work with us the way that fits your business

Single-Use Voice Agent

One use case (e.g., outbound reminders OR inbound receptionist) live in 4 weeks.

  • 1 voice agent flow
  • Twilio + ElevenLabs
  • 1 CRM integration
  • Call recording + transcripts
  • 30-day support
Most popular

Voice Operations Suite

Inbound + outbound + transcription, multi-language, full CRM/ERP integration, analytics dashboard.

  • Inbound + outbound
  • Multi-language
  • Full CRM/ERP
  • Analytics dashboard
  • Compliance setup
  • 3-month optimisation

Managed Voice AI

We run the voice agent — uptime, voice tuning, prompt updates, compliance monitoring, monthly reporting.

  • 24/7 monitoring
  • Voice + prompt tuning
  • Compliance updates
  • Monthly QBR
  • SLA-backed support

From compliance audit to live voice agent in six weeks

1

Use-case & Compliance Audit

Week 1

Map call flows, success metric, telephony region, compliance requirements (TRAI / TCPA / GDPR). Output: a fixed-scope plan with go/no-go on compliance.

2

Voice & Script Design

Week 2

Pick the voice (ElevenLabs library or custom clone), design the conversation tree, write prompts, plan fallback to human, define handoff context.

3

Build & Integrate

Weeks 2–4

Twilio number + ElevenLabs voice + LLM orchestration + CRM integration. Recording, transcript archive, observability all wired in.

4

Pilot & Tune

Week 5

Run 50–500 pilot calls. Measure successful-outcome rate, latency, customer satisfaction. Tune prompts, voice cadence, fallback triggers.

5

Launch & Operate

Week 6 onwards

Full launch with 24/7 monitoring, monthly tuning, compliance review, and quarterly business reviews tied to outcome metrics (bookings, deflection, recovery).

Why iVentureTeam

Why teams choose us for voice AI

01

Real-time conversational

Sub-500ms turn latency. Customers don't feel they're talking to a 'press 1 for sales' menu — they have an actual conversation.

02

Human-grade voices

ElevenLabs library or a custom-cloned voice in your brand. Natural cadence, accent options, multilingual switching mid-call.

03

Telephony-grade reliability

Twilio / Vonage / Plivo / Exotel infrastructure with failover, recording archive, and SIP compatibility for enterprise PBX.

04

Compliance built in

TRAI DLT / TCPA / GDPR-aware outbound: opt-in checking, recording disclosures, do-not-call list respect, region-specific rules.

05

CRM / ERP context

Caller ID → CRM lookup → personalised call. Outbound calls update deal stages, create tasks, log recaps. Voice is just another channel into your system of record.

06

Cost-engineered

Voice can rack up bills fast. We route by complexity (Haiku/Mini for routine, GPT-4o for nuanced), cache responses, and optimise call duration.

Voice AI for every industry

Healthcare & ClinicsHospitality & RestaurantsReal EstateLogisticsBFSI (collections / KYC)EducationHome ServicesSalon & BeautyInsuranceTravel

Frequently asked questions

How natural is the AI voice?

Modern voices (ElevenLabs, OpenAI TTS, Cartesia) are indistinguishable from humans for the first 30–60 seconds, and convincing throughout. We pick the voice that fits your brand and the call type, and tune cadence/style per use case.

What's the latency? Is it real-time?

We target sub-500ms turn latency (the gap between the customer finishing speaking and the AI responding) using LiveKit/Pipecat orchestration, streaming STT (Deepgram), streaming TTS (ElevenLabs), and low-latency LLMs (GPT-4o, Claude 3.5 Haiku, Groq Llama). Real-time is the norm now, not the exception.

Can the AI handle interruptions and complex conversation?

Yes. With proper agent orchestration (LiveKit / Pipecat / custom) the agent handles interruptions, partial answers, topic changes, and clarification requests. We design every flow with escape hatches — silence detection, frustration detection, human handoff.

Is it legal to make outbound AI calls?

Legal but heavily regulated. India: TRAI DLT registration, opt-in consent, time-of-day rules. US: TCPA — prior express written consent for marketing, DNC compliance. EU: GDPR + ePrivacy. We audit your use case against jurisdiction and build the compliance in (or recommend an inbound-only setup if outbound isn't viable).

How long to launch an AI voice agent?

A single use case (e.g., outbound appointment reminders) launches in 4 weeks. A full voice operations suite (inbound + outbound + transcription + CRM integration) typically takes 6–8 weeks.

What does it cost?

Setup: ₹2L–₹8L ($2.5K–$10K) depending on scope. Per-minute cost (passthrough): ₹3–₹12/min ($0.04–$0.15/min) for voice + LLM + telephony combined. Monthly retainer for managed operations: ₹40K–₹3L/month ($500–$3.5K).

Can the voice agent speak Hindi, Tamil, Arabic, Spanish, etc.?

Yes — 30+ languages with native-grade quality on ElevenLabs and OpenAI TTS. The agent can also switch language mid-call if the caller speaks a different language than detected.

Does it integrate with Odoo / HubSpot / Salesforce / Zoho?

Yes. Caller ID → CRM lookup → personalised greeting. Outbound calls auto-update deal stage, create follow-up tasks, log call recap. We routinely connect to all major CRMs and to Odoo (any version).

Ready to launch your AI voice agent?

Free 30-minute audit including compliance check. We'll send a fixed-price proposal within 48 hours.

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