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VOICE API
OVERVIEW
DISCOVER & TEST
Getting Started
Technical Details
NCCO Reference
Try it out
Pricing
BUILD YOUR SOLUTION
Concepts
Overview
Call Control Objects
Cloud Runtime For Voice
Call Flow
Numbers
Endpoints
Regions
Advanced Machine Detection
Text to Speech
Customizing Spoken Text
Speech to Text
DTMF
Call Recording and Transcription
Web Sockets
Contact Center Intelligence
Fraud Prevention
Programmable SIP
Guides
Overview
Masked Calling
Conference Calling
Voice Notifications
Interactive Voice Response (IVR)
Advanced IVR
Voice Bot with Google Dialogflow
Voice Bot with Amazon Lex
Click to Call
Call Tracking
Voicemail
Voice Journey
Local Numbers
Call Whisper
App to App Calling
Troubleshooting
Code Snippets
Before You Begin
Making Calls
Make an outbound call
Make an outbound call with an NCCO
Connect an inbound call
Receiving Calls
Receive an inbound call
Recording Calls
Record a call
Record a named conversation
Record a message
Record a call with split audio
Download a recording
Retrieving Calls
Retrieve information for a call
Retrieve information for all calls
Retrieve Information for a Conversation
Retrieve Information for All Conversations
List Next Conversations
List Previous Conversations
List a User’s Conversations
List Next Page of a User’s Conversations
List Previous Page of a User’s Conversations
Controlling Media
Earmuff a call
Mute a call
Play an audio stream into a call
Play DTMF into a call
Play text-to-speech into a call
Controlling Conference Calls
Connect callers into a conference
Controlling Conversations
Transfer a call
Transfer a call with inline NCCO
Track NCCO progress
Rename a Conversation
Handle User Input
Handle user input with ASR
Handle user input with DTMF
Managing Users
Create a User
Delete a User
Get a User
Update a User
List Users
List Next Users
List Previous Users
Handling RTC Events
Create an Event
Create a Custom Event
Delete an Event
Get an Event
List Events
List Next Events
List Previous Events
Programmable SIP
Create a Domain
Query a Domain
Update a Domain
Delete a Domain
Tutorials
Connect to a WebSocket
Build a Call Menu
Play Audio into a Call
Play Audio into a WebSocket
Webhook Reference
NCCO Reference
API Reference
Voice API Reference
Media API Reference
PSIP API Reference
MANAGE & SUPPORT
Voice Inspector
Related blog posts
Logs
Analytics
Billing and payments
Get help with ideas & development
Documentation
Voice API
Voice API
The https://speedsms.in/ Voice API allows you to connect people around the world and automate voice interactions that deliver a frictionless extension of your brand experience using AI technologies.
Send smart voice notifications
Text to Speech with over 50+ languages
Create IVRs and Voice Bots
Speech to text and WebSockets
Embed calls in web and mobile apps
Web & Mobile (iOS, Android) SDKs
See pricing
Try it out
SDKs
NCCO Reference
Discover & Test
Getting started
Technical details
NCCO Reference
Try it out
Pricing
Build your solution
Concepts
Guides
Code snippets
Tutorials
API Reference
Manage & Support
Voice Inspector
Related blog posts
Logs
Analytics
Billing and payments
Get help with ideas & development
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Before you begin, you will need to set up a free https://speedsms.in/ developer account.
Make an Outbound Call with NCCOs
Receive an Inbound Call
Record a Call
Play an Audio Stream into a Call
Handle User Input with ASR
View all code snippets
View full source
Related products
Conversation API
The Conversation API is a low-level API that allows you to create various objects such as Users, Members, and Conversations.
SIP Trunking
Use https://speedsms.in/ SIP to forward inbound and send outbound Voice calls that use the Session Initiation Protocol.
AI Studio
https://speedsms.in/ AI Studio allows you to build, train, and deploy AI models.
Proactive Connect
Send large scale outreach campaigns using any channel available through the https://speedsms.in/ APIs.
Messages
The Messages API allows you to send and in some cases receive messages over SMS/MMS, Facebook Messenger, Viber, WhatsApp.
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