Copyright 2008 Twilio

Empower Web Developers
To build Voice Communication Apps that Make or
Receive Phone Calls, using only Basic Web
Development skills
Simple API
Only Five Building Blocks.
Powerful API
Build Advanced, Useful Applications
Pay-As-You-Go Pricing
No upfront, no commitment. Pay only for what you use.

Voice Communications
(we use every day)
Sales Automation
Order Inquiry
Customer Relations Management
Intelligent Call Distribution
Emergency Notification
Appointment Reminders
Voicemail
Costly and Difficult to Build

Costly to Build
Telecom
Engineers
(thousands)
Tiny Workforce
Specialized Skill Set
Only Thousands of Qualified People
Voice Applications (Cisco Certified, etc.)
2
$20B Market 1 Complex Open Source Options
Steep Learning Curve
SIP, IAX2, uLaw, GSM, skinny, STUN, SDP, RTP, H.
323, PSTN, DTMF, H.238, DID, E.164, ENUM
NAPTR, DUNDi, Speex, T.38, SDP, G.711, G.729,
QOS...
Realtime Requirements
1 http://www.marketresearch.com/product/display.asp?productid=1778408&g=1
http://www.destinationcrm.com/Articles/ReadArticle.aspx?ArticleID=43477
Reliability Challenges
http://www.marketwire.com/press-release/Dmg-Consulting-Llc-914082.html
2 http://www.narte.org/h/aboutnarte.asp

Commoditize the Skills
Telecom
Engineers
(thousands)
Voice
Communications Web Developers
Largest engineering workforce!
$20B Market
Millions of Skilled Workers
Processes
Agile Development
Commodity Hosting
Existing Infrastructure Investment
Twilio

Telecom Goo HTTP
XML
MP3, wav, etc.
Twilio
HARD EASY!

Simple API
<Say>
<Play>
<Say>Thank you for calling XYZ Corp.</Say>
<Play>http://mycompany.com/greeting.mp3</Play>
<Record>
<Record action=’http://mycompany.com/handler.php’/>
<Gather>
<Gather numDigits=’1’ action=’http://mycompany.com/handler.php’ />
<Dial>
<Dial>415-867-5309</Dial>
Just 5 Building Blocks

Example:
Example:
Example:

Next Grand Central
In 15 Lines of PHP!

Pay-As-You-Go Pricing
3¢ / minute
5¢ / minute toll free
$5 / month per phone number
No Contract, No Shenanigans
Privileged and Confidential

Before: With Twilio:
Traffic Spikes Kill Service Capacity on Demand
*Now a Twilio Customer Thousands of Calls Spike = Success!

RIP
Hard
Voice Apps
Privileged and Confidential