Authenticate your API request by including your QuestionPro secret key in API request URL or request header. You can manage your API key from your QuestionPro account.
Read: How to generate API Key?

In order to authenticate you can use the standard apiKey parameter. It has to be passed as a query string or header string parameter.

arrow_rightExample Request 1

arrow_rightExample Request 2
Header apiKey : {{apiKey}}

Note: Please do not share your secret API keys in publicly accessible areas such GitHub, client-side code, and so forth.