Proximus API Solutions

Discover and implement innovative Proximus APIs

APIs and integration solutions for telco, customer engagement, IoT, location analytics and so much more

Who are we?

Proximus API Solutions is both an API platform and a service: register and integrate our APIs in your solutions, or call up on the team to develop your own custom solutions.

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Our main API domains


Programmatically engage with your customers and partners with voice, messaging and voice AI services


Leverage our mobile network to measure footfall anywhere in Belgium


APIs for your LoRaWAN, M2M and NBIoT projects


Integrate your IoT data in your environments or tap into our mobile statistic big data to count people in geographic regions.

Products in highlight


Programmable Communications

Proximus FlexIO

Rent numbers in seconds and integrate voice and messaging in your applications. Use the Visual Designer or REST APIs

TelcoNewEarly access

Empower your CRM platforms

Voice Callout API

Trigger voice calls from any number that you own in your Proximus fixed phone subscription to any number in Belgium with a simple to use API


Measure your net promoter score

Customer Survey API

Collect and measure your customer satisfaction in a very simple way by measuring the Net Promoter Score. Surveys can be sent via SMS and voice calls.


Application to People Messaging


Interact with or notify humans or machines using long or short messages via SMS. Let your customers send SMSs to your applications to initiate new transactions.


Get the most of your NBIoT traffic

NBIoT integrations

Integrate the management of your M2M SIM cards, like activation and deactivation, using simple REST API.


Switch your phone's profile

Fixed Mobile Unification API

As a Proximus FMU customer, integrate the switching of your users' phone profiles in your own processes

Browse our APIs & Solutions catalog

Get inspired


What is an API?

An application programming interface or API is a set of definitions that enable various software systems to interact easily with one another. Thanks to an API, you can now find ways to simplify your processes and business models.

traxgo blog

Traxgo sends real-time alerts via SMS

Traxgo uses the Proximus M2M network and the SMS API service of Proximus EnCo to support their track-and-trace solutions


Goodplanet measures environmental impact

Proximus helped Goodplanet to take the first steps in IoT and answer the need for activity impact measurement


Module collects water consumption data

Maddalena understood the market’s need for connected meters. They teamed up with Kerlink to create a LoRaWAN™ add-on radio module

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