Connect existing HubSpot account with developer account

[#1]

How do I connect my existing HubSpot account (Pro) with the developer account and generate client key and client secret key?

[Derek_Gervais]

Hi @rajat.sharma,

Client keys and secrets are generated when you create an app in your developer portal, and don’t have anything to do with a production portal. Check out the doc below for more info on creating apps:

developers.hubspot.com

How do I create an app in HubSpot?

Instructions for creating an app in HubSpot. An app is required for using OAuth to authenticate with HubSpot's APIs, and for the Timeline and Webhook APIs.