Twilio
A customer engagement platform with APIs for SMS, voice, email, and more to build personalized customer relationships.
Customers
300,000+
Developers
10 million+
Gartner Magic Quadrant
Leader for CPaaS
About Twilio
Twilio is a comprehensive customer engagement platform built for developers and enterprises. Its core offerings are communication APIs for SMS, Voice, Email, Video, and WhatsApp, allowing businesses to embed these channels directly into their applications. Beyond communications, Twilio has expanded into customer data with Twilio Segment, a leading Customer Data Platform (CDP) that helps companies collect, clean, and control their customer data. They also provide authentication services like Verify for two-factor authentication and Lookup for phone number intelligence. The platform is designed to be flexible, scalable, and is used by millions of developers globally for use cases ranging from marketing and notifications to contact centers and identity verification.
Core Communication APIs
Messaging
Programmable SMS, MMS, WhatsApp, and RCS for alerts, notifications, and conversations.
Voice
APIs to make, receive, and control calls, including SIP Trunking, IVR, and conferencing.
Sendgrid Email API for delivering transactional and marketing emails at scale.
Video
Programmable Video API to build scalable, real-time video and HD audio applications.
Customer Data Platform (Segment)
Connections
Collect customer data from any source (web, mobile, servers) with a single API.
Unify
Create a single, unified profile for each customer from disparate data sources.
Engage
Build audiences and orchestrate personalized journeys across marketing and engagement tools.
Authentication & Identity
Verify Api
Add user verification and two-factor authentication (2FA) via SMS, voice, email, and push.
Lookup Api
Retrieve phone number details, including carrier, line type, and caller name.