• 10-minute integration
  • Zero monthly fee
  • Pay as you go

Voice

Global voice that reaches every customer, everywhere. One platform for inbound and outbound calling, cloud SIP trunking, Voice OTP, critical notifications and number masking — over direct operator connections in 178+ countries.

178+
Countries & regions
933+
Direct operator connections
99.99%
Platform availability
9:41
Customer support · JakartaMaya Putri+62 812 3456 7890
Calling…
Illustrative call flow · No live calls

Everything voice, on a single API

Provision numbers, place calls, build IVR flows and stream live audio — from one platform and one bill.

  • Call recording
  • Answering machine detection
  • TTS & STT · 100+ languages
  • Conferencing
  • Media streaming (WebSocket)
  • Real-time CDR & analytics
  • Branded calling & CNAM
Voice APIMake and receive calls programmatically, with real-time call control through a concise REST API.
Voice APIPOST /calls
Outbound call+55 11 •••• 4321
Outbound call+55 11 •••• 4321Connected
Cloud SIP TrunkingConnect your PBX or contact centre with BYOC and elastic capacity. Provision or port local, toll-free and mobile numbers through the console or API.
Your PBX / CCaaS
SIP
RTP
Global voice network

Direct operator connection

Voice OTPDeliver spoken one-time passcodes as a fallback when SMS is delayed, blocked or unavailable.
Voice OTPVerification call
Your verification code
852431
Voice NotificationsDeliver urgent spoken alerts for delivery updates, reminders and incident escalation.
TTS

Your delivery arrives in fifteen minutes.

Delivery update
Number MaskingProtect both parties with proxy numbers for logistics, delivery, ride-hailing and marketplaces.
Customer
+65 •••• 1234Private call
Agent

Real numbers stay private

IVR & Call FlowsBuild self-service menus and routing logic visually, without writing call-control code.
IVR
123456789
  1. Press 1 · Sales
  2. Press 2 · Support
  3. Press 3 · Accounts
Click-to-CallLet customers reach an agent from a web page or app in one tap, without copying a number.
Web / App
Call support
Connecting to your agent
WebRTC CallingBrowser and SDK-based calling with the routing and quality controls of our global PSTN network.
WebRTC
Browser audio
Call support
Calling…Ringing…Connected
WebSocketCall support

Voice for the moments that matter

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Customer support

Route inbound calls to the right agent, record for quality, and offer a callback queue instead of a busy tone.

Voice OTP

Automatically fall back from SMS to a spoken passcode when a message is delayed, helping customers complete verification.

Critical alerts

Deliver appointment reminders, delivery windows and incident escalation as a real call in the customer’s language.

Number masking

Let drivers, couriers and buyers talk without revealing their real phone numbers, with privacy built into each call.

Contact centre

Bring your own carrier into your CCaaS or PBX with elastic channels, local caller ID and transparent per-minute billing.

Sales outreach

Present a local caller ID and use answering machine detection to skip voicemail, so agents focus on live conversations.

Illustrative flows · No real requests.

Built for teams that measure everything

Quicker to respond

Direct operator connections and sub-second call setup reduce latency and keep conversations moving under peak load.

More reliable service

933+ direct voice connections, intelligent routing and automatic failover maintain call quality and service continuity.

Easier to use

A self-service console, clear documentation and multilingual SDKs help you go live the same day.

More accurate data

Multi-point collection, real-time CDRs and charted analytics, accessible by API, email or console.

Trusted & compliant

STIR/SHAKEN, GDPR-aligned data handling, CNAM and branded calling support trusted outbound calls.

Lower cost

Zero monthly rental and zero service fee, with transparent per-minute and per-number pricing.

DEVELOPER EXPERIENCE

Your first call, in a few lines of code

One consistent REST API, idempotent requests and signed webhooks for call events. SDKs for Node.js, Python, Java, PHP, Go and .NET.

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Voice APIStatic code example
POST /voice/v1/calls
cURL
  1. curl -X POST https://api.innopaas.com/voice/v1/calls \
  2. -H "Authorization: Bearer $INNOPAAS_KEY" \
  3. -H "Content-Type: application/json" \
  4. -d '{
  5. "from": "+6568001234", "to": "+5511987654321",
  6. "voice": {"language": "pt-BR", "gender": "female"},
  7. "say": "Your delivery arrives in fifteen minutes.",
  8. "amd": true,
  9. "record": true,
  10. "statusCallback": "https://acme.io/hooks/voice"
  11. }'
  12.  
  13. // 201 Created
  14. {
  15. "callId": "ca_8f31...",
  16. "status": "queued",
  17. "price": "0.0124"
  18. }

Built for your development workflow

  • Language SDKs

    Node.js, Python, Java, PHP, Go and .NET

  • Signed webhooks

    Receive signed events for every call state change.

  • Sandbox testing

    Validate your integration with sandbox numbers and test credentials.

  • Live call data

    Export CDRs and connect to streaming analytics.

What customers say

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InnoPaaS keeps up with our global growth. Answer rates in Latin America went up double digits after we moved to their direct routes.

Yoon Jung

Procurement Manager, global mobility platform

The culture is what stands out. Their engineers try to understand the problem with us — not just check whether the API returns 200.

Rodrigo Magallanes

Director of Customer Experience, marketplace

Start building your
Voice solution today

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