Two Developers on Computer Using Zipwhip API Code

API & Extensibility Tools

Build the texting solution that’s right for your company, your product and your end users with our flexible range of developer tools. 


Transform your idea or business with the API that allows you to add texting to existing business phone numbers (toll-free, VoIP and local)


Send and receive SMS and MMS messages on a Zipwhip text-enabled landline, toll free or VoIP number.  

Webhooks API

Receive real-time server-to-server push notifications of all incoming and outgoing text messages and their status.

Extensibility Tools

Embed Zipwhip’s powerful two-way texting software directly into your CRM, line of business or proprietary apps with a single line of code. Paired with our API, Zipwhip provides you all the tools you need to easily integrate an end-to-end texting solution that allows for seamless communication, automation and message archiving.

Texting Widget

Embed a customizable, full-featured texting UI into your CRM or Line of Business app with a single line of code. Give your end users access to powerful features such as Templates, Dynamic Fields, Signatures and Scheduled Messages – all without disrupting their workflow.

Deep Links

Add a deep link next to every contact in your CRM. Simply click the link to automatically start a new text message in Zipwhip, pre-populated with the contact name and mobile number, or pick up an existing conversation where you left off.


Embed a custom Click-to-Text™ button on your mobile or desktop website with our free code generator, allowing customers to text your business with a single click.

Find out more ›

Texting is hands down the best way to reach people in a timely fashion. The ease of use and efficiency of Zipwhip’s Landline Texting API gives us the ability to integrate texting into our day-to-day recruiting and HR business processes.

Bob Frank
CIO, Staffline


Software Customers

For software customers, extensibility tools are included with any annual software contract, and we offer simple, competitive API pricing based on your messaging needs.

Are you a service provider for SMS access? Contact us to find out more about our A2P SMS Gateway.

Start exploring the possibilities

Visit the Zipwhip Developer Center for inspiration, interactive demos, tutorials, and API documentation.
Zipwhip API Code Sample