SMS / WhatsApp / Voice
These quickstarts will teach you how to verify user identity with Twilio. We'll walk you step-by-step through signing up for Twilio, setting up your development environment, sending your first phone verification token, and validating the tokens.
Choose your programming language below and dive in:
These Quickstarts use Version 2 (the latest) of the Verify API.
This quickstart shows you how to integrate your Sendgrid account and get up and running with the email channel.
This quickstart shows you how to add Time-based one-time passcode authentication for Authenticator Apps like Authy or Google Authenticator.
These quickstarts who you how to get up and running with device-based authentication using push.
Need some help?
We all do sometimes; code is hard. Get help now from our support team, or lean on the wisdom of the crowd by visiting Twilio's Stack Overflow Collective or browsing the Twilio tag on Stack Overflow.