With ShippyPro you can make up to a maximum of 20 API calls every 10 seconds.
This means that you can do 10 API calls in one second but then you will only have 10 remaining API calls for the next nine.
When request submissions exceeds this limit, API will return:
📌 Error: 429 Too Many Requests.
Would you like to know more about our APIs? Take a look at our API Documentation!