Alerts and notifications

Inform, engage, and drive customers to take action. Reduce your operational burden and build stronger customer relationships with personalized, multichannel notifications that are reliably delivered through Twilio.

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Inform, engage, and drive customers to take action with Twilio alerts and notifications

How to build a notification system

Create the exact solution you need. No limitations. No need for multiple vendors.

Diagram of how to build alerts and notifications messages

What are alerts and notifications?

Deliver important information on the channels your customers prefer.

Appointment reminders

Set up time-based appointment reminder emails or text notifications to reduce no-shows.
Security alerts

Notify customers with real-time account alerts about large withdrawals or suspicious activity.
Purchase confirmation

Send receipts and automated order updates such as delivery notifications.

Lead alerts

Set up text alerts or triggered emails to deliver a notification when a new lead comes in.
Product notifications

Guide customers through your product with messages that are triggered by a specific interaction.
Mass notifications

Send bulk messages, like flight notifications or terms of service changes, to alert customers at scale.

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Twilio products for alerts and notifications

Here are the communications products we recommend to start building alerts and notifications use cases.

Feature	Programmable Messaging API	SendGrid Email API	Voice API
Free trial No credit card required	$15 free trial	100 emails/day	$15 free trial
Multichannel	SMS, WhatsApp, Push, MMS	Email	Voice
Real-time delivery	75 second traffic re-route cycle and +3% in messages delivered*	12% greater email deliverability rate vs. industry avg**	3 redundant regions, 8 low-latency edge locations
Scalable	157B+ messages sent per year	1.7T+ emails sent per year	36.5B+ voice calls per year
Easy to build	Send a text with a few lines of code	Integrate in minutes	Make an outbound call in minutes
Visibility	Insights dashboard	Deliverability Insights, Searchable Email Activity***	Voice Intelligence
Personalization	Content API to send rich content across channels	HTML Editor with support for Dynamic Content	IVR virtual agents trained on customer data
Phone number selection	A2P 10DLC, short codes, toll-free	-	A2P 10DLC, short codes, toll-free
Security and trust	Enhanced verification with Trust Hub	Sender Authentication (SPF, DKIM, rDNS)	Verified calling with Trust Hub
Learn more	Explore Messaging	Explore Email	Explore Voice

Vacasa delivers important information directly to guests through SMS and email

Vacasa uses Twilio and Segment to deliver highly personalized campaigns that drive bookings, as well as SMS notifications with critical information about destinations, check-in process, entry codes, and more.

3x

more bookings with personalized campaigns

2M+

guests per year

30K

Vacasa properties

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Resy automates restaurant reservations with texts and emails

By sending reservation confirmation emails through Twilio SendGrid, Resy’s restaurant partners have a really low no-show rate that exceeds industry standards.

>3%

no-show rate for reservations

21M+

messages sent per month

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DriveNow provides immediate information with SMS notifications

DriveNow uses SMS notifications for a fast and convenient user registration and vehicle reservation process. Messages provide customers with the car model, color, and location instantly and reliably.

30%+

expected savings with Twilio

500K

customers worldwide

Read the story

The Twilio difference

Dependable delivery for alerts and notifications at any scale, anywhere in the world.

Global reliability

No limitations

Completely customizable

Send your first notifications in minutes

Sign up for a free Twilio account to start building alerts and notifications today. Use our quickstarts, up-to-date docs, the Twilio CLI, and Code Exchange to build a prototype quickly.

				//Send a SMS message using Twilio with Python
import os 
from twilio.rest import Client

account_sid = os.environ['TWILIO_ACCOUNT_SID'] 
auth_token = os.environ['TWILIO_AUTH_TOKEN']
client = Client(account_sid, auth_token)

message = client.messages \
    .create( body="Join Earth's mightiest heroes. Like Kevin Bacon.", 
             from_='+15017122661', 
             to='+15558675310' 
    )
print(message.sid)
		

Send your first text notifications

Watch the quickstart to learn how to send your first text notifications with Twilio Programmable Messaging.

Send your first email notifications

Set up your SendGrid account to start sending transactional emails with our onboarding guide.

Make your first notification call

Start making outbound calls through the Voice APIs with our docs and quickstarts in 7+ languages.

Start for free View docs

Low-code and no-code

Set up your notifications quickly—without a lot of (or any) code. Use Twilio’s visual editor, Studio, to design a custom alerts and notifications solution.

Try Studio View Studio user guide

Professional services

Need more help? Work with Twilio Professional Services to build the notification emails and text alerts you need.