Your voice. A whole new possibility.

Enterprise AI Voice Automation Platform

Deploy human-parity AI voice agents across 60+ languages. Automate your global inbound and outbound call operations with <600ms latency.

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Hear your next AI voice
Inbound & outboundMultilingual voices
nestvoice ai/ playgroundSample journey
Meet your next teammate

Small talk.
Big possibilities.

Pick a mission. See the conversation unfold.

A porcelain voice assistant with floating lavender workspace objects
  1. 1Connect
  2. 2Understand
  3. 3Follow through
Customer

“Could I book a visit for Monday?”

Illustrative preview
Explore this use case

Integrated with the World's Leading Infrastructure

Caller
  1. 01

    Telephony

    Carries the call

    • Twilio
    • Exotel
  2. 02

    Realtime

    Streams audio both ways

    • LiveKit
  3. 03

    Intelligence

    Understands and decides

    • Gemini
    • Groq
  4. 04

    Voice

    Speaks the reply

    • ElevenLabs
    • Sarvam
Reply
Explore the ecosystem
Make yourself at home0 / 4 chapters explored
Voice gallery

Hear the difference before the call starts.

Start from the language you need, or from the provider you prefer — explore interactive voice samples across our neural providers, with 60+ languages supported across the entire platform. Providers that don’t speak the language you pick stay visible, just dimmed.

60+ call languages available across enterprise deployments. Gemini and Azure natively speak every one of them.

60+ languages. Your voice.Choose a provider, make it yours, press play.

Gemini

Live native audio / Aoede

60+ languages/4 speak English (India)
Voice
English (India) sample

Expressive multilingual speech from Google Gemini. The same script is used for every voice in English (India).

Provider
Gemini
Language
English (India)
Voice
Aoede
Process

From prototype to scale in minutes

A guided preview, one step at a time.
01
Setup preview

Provision your number

1 / 3

Number Assigned

+1 (415) 555‑0142

US +1+1 (415) 555‑0142
UK +44+44 20 7946 0958
IN +91+91 78924 01672

24+ countries · local, toll-free & SIP trunking

Your agent, built one step at a time
Inbound Handling

Never miss a valuable customer call again.

Replace rigid IVR menus with fluid, conversational AI. Handle booking, support tickets, and FAQs instantly—24 hours a day, 7 days a week.

Zero hold times for customers
Multilingual support
Automatic CRM syncing
  1. 01Answer the call
  2. 02Understand the request
  3. 03Keep the next step moving
Get started
Example inbound call
00:48 Connected

Incoming Call

+1 (415) •• 0142

AI Answered
Hi, I need to reschedule my appointment.
Of course — I see your booking for Thursday. What day works better?
responded in 0.2s
Monday morning, if possible?
Done. Moved to Monday 9:00 AM — a confirmation text is on the way.
Resolved
Example campaign
Dialing

Q2 Outreach

12 parallel lines

SC

Sarah Chen

+1 (415) •• 8821

Qualified
MR

Marcus Reed

+44 20 •• 0958

Calling
PN

Priya Nair

+91 78•• 1672

Booked
DK

David Kim

+1 (212) •• 4490

Voicemail
Campaign progress248 / 365
Outbound Campaigns

Scale your sales outreach 100x.

Upload leads and let AI handle the initial qualification. Your lead generators and sales reps step in only for high-value conversations.

Unlimited simultaneous calls
Custom timezone logic
Real-time qualification
  1. 01Choose your audience
  2. 02Start the conversation
  3. 03Bring back the context
Get started
One Platform

Everything your voice operation needs

NestVoice AI unifies inbound support, outbound campaigns, and analytics into a single, human-parity voice platform — built to scale across 60+ languages with sub-second latency.

Your workspace, connected01 / 08

Explore your toolkit

Scroll to explore all capabilities1 / 8
Human-Parity VoicePlatform preview
Capability 01

Human-Parity Voice

Neural voices that understand emotion, handle interruptions, and sound indistinguishable from a person.

1 of 8
The Hybrid Edge

The best of AI, backed by human intelligence.

Most AI solutions fail when conversations get complex. NestVoice AI seamlessly hands off the call to your human agents, complete with full context and transcript history.

One conversation. Two strengths.Sample handoff
Layer 01: Automation01

AI Agent

Handles 90% of repeatable tasks and qualifications instantly.

Speaking
Layer 02: Closure02

Human Expert

Takes over for high-value negotiations and complex closures.

Ready to assist

Listening & understanding

The AI handles the conversation and identifies when a human expert can help.

Conversation context
Automated
90%
Context Kept
100%
Handoff
<1s
Capabilities

Built for unlimited enterprise scale

Architected for developers and enterprise organizations that prioritize exceptional reliability, minimal latency, and high-fidelity output.

High-Fidelity Synthesis

Proprietary synthesis engine featuring <600ms latency. Indistinguishable from authentic human interaction.

Explore features

Sub-second Latency

Proprietary pipeline for real-time conversation without delays.

Explore features

Global Linguistic Support

Deploy agents instantly in 60+ languages, including Hindi, Telugu, Tamil, Spanish, Mandarin, and Arabic.

Explore features

Unfettered Scalability

Simultaneously manage unified call volumes ranging from single instances to 100,000+ without requisite capacity planning.

Explore features

24/7 Availability

Agents that never sleep, handling thousands of calls simultaneously.

Explore features

Cognitive Analytics

Real-time sentiment assessment, exhaustive transcript generation, and incomparable business intelligence.

Explore features

Enterprise Resilience

Bank-grade encryption protocols, robust role-based access controls, and exhaustive audit telemetry.

Explore features
Trust & Security

Enterprise-grade security built in.

We orchestrate millions of high-sensitivity vocal transactions for financial institutions, healthcare providers, and insurance consortia. Security is the fundamental pillar of our operational architecture.

Security Audits
Ongoing security reviews and hardening across the stack.
Encrypted Everywhere
Modern encryption for data in transit and at rest.
AES-256 EncryptionEncrypted in TransitGDPR-alignedDPDP Act alignedMFA + RBAC

Always-on Protection

Encrypted in transit & at rest · DPDP-aligned

Data Protection
Privacy First
Access Control
MFA + RBAC
Cloud Infra
Global Regions
Audit Logs
Full Visibility
Answer Engine & Architecture FAQ

Direct Answers & Technical Specifications

Authoritative answers on conversational latency, 60+ language coverage, carrier SIP trunking, and Bring-Your-Own-Key infrastructure.

Primary Source Technical Summary

NestVoice AI operates a full-duplex conversational voice infrastructure delivering sub-600ms latency across 60+ languages. With native carrier-grade SIP trunking (Twilio, Telnyx, FreeSWITCH) and Bring-Your-Own-Key zero-markup model pricing, enterprises deploy human-parity calling agents with complete cryptographic privacy.

<600ms
p95 Latency
60+
Languages
99.99%
Carrier Uptime
$0
Model Markup

NestVoice AI is an enterprise conversational voice AI platform that automates inbound customer service and outbound phone campaigns. It deploys human-parity voice agents that understand natural speech, execute business logic, query CRMs in real time, and resolve caller requests without robotic IVR menus or human operator delays.

Looking for complete machine-readable technical specs? Read /llms-full.txtNeed custom carrier SIP integration? Contact Engineering
Your next chapter starts here

Give your business
a voice of its own.

Bring your team, your knowledge, and your next big idea. Build the agent that brings them together.

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