Nadles Blog

Project X has got a new feature: importing OpenAPI files. Now, instead of describing APIs and endpoints manually, you can simply upload your API definition file and have your API set up immediately, with all endpoints. The feature supports JSON and YAML file formats. Register now…

For an API vendor, in order to serve as many customers as possible, it’s crucial to be able to implement custom contractual terms. Sometimes a customer needs to increase a limit, to enable some premium feature, etc. In other words, the customer needs a subscription…

Overview Google’s Text-to-Speech API is priced based on the number of characters sent to the API to be synthesized into audio each month. Let’s take a look at their pricing table: There are three features (basically, three types of voices), each billed separately. A free tier…

For APIs which imply a significant incoming traffic from customers (e.g. image processing API, file hosting API, etc.), the ability to bill customers for the amount of uploaded data is an absolute must. Project X Quotas are an extremely powerful mechanism enabling API vendors to account…

With the new release, each subscription on Project X gets a dashboard showing per-quota usage for each billing period. Before, it’s already been possible to use soft quotas. It enabled API vendors to offer overages in their subscription plans. The API user would see the remaining quota…