But how do you access the paid version of the custom search API? Where are the access keys? I have added custom search to my subscription. A message came up telling so. But I cannot find the custom search access key.

Clearer descriptions and instructions are needed as to how to upgrade custom search from free to paid, which apis and keys to use etc

Customers often describe that they have a hard time figuring out how to supply payment information and are concerned that when their free tier expires that the service they are using will stop running. They want to provide their payment information so that this doesn't happen.

There should be highlighted text in the reference of the api which should let the user know, How secure this API is.

It seems that Oxford SpeechClient.dll only works on some platforms. Please list out which platforms are supported for the Assemblies provided on all APIs.

The documentation (https://bingapis.portal.azure-api.net/docs/services/56e73033cf5ff80c2008c679/operations/56e73036cf5ff81048ee6727) suggests that the text should be in the request body. The API however wants the text as a query parameter named 'Text'

For all you Postman lovers out there, make it easy to use the Cognitive Services APIs in the Postman interface (https://www.getpostman.com/).