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online mobile messaging company
* Our developer suite also includes API’s for SMPP and SMTP
and get your FREE test credits too!
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Developer Connection

Clickatell’s SMS gateway will put you in touch with your customers, colleagues and employees wherever they are.
Send and receive messages in the US, Canada, Latin America and selected international destinations
All you need is your country code and mobile number (without the first “0″ zero) and then to test our Two-Way Message Gateway.
To get your test credits, all you need to do is sign up for FREE. Once you’ve completed the signup process, grab your choice of API code below and you can start sending and receiving text messages (based on choice of API).
You get your own US phone number. Also a choice from our large range of API’s. We also provide complete coverage in the US and more.
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Get the API Code

HTTP/S API

  • HTTP/S APISMS-enable your applications with the two-way HTTP/S API. Insert the code below into your address bar, application or web page and send!

    http://api.clickatell.com/http/sendmsg?user=xxxxx&password=xxxxx&api_id=xxxxxx&to=14155551212&text=Hello+World


SMTP Email 2 SMS API

  • SMTP [Email 2 SMS] APISMTP (email2SMS) is your easy-to-use outbound messaging API. Just create a plaintext email containing the parameters below, and send!
    user:xxxxx
    password:xxxxx
    api_id:xxxxx
    to: 14155551212
    reply:youremail@your
    domain.com
    text:HelloWorld!


FTP API

  • FTP APIBatch send your messages and receive replies with the FTP API. Create a plaintext file with the parameters below and upload it to: ftp://ftpupload.clickatell.com
    user:xxxxx
    password:xxxxx
    api_id:xxxxx
    to: 14155551212
    text: HelloWorld!

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