To gain access to Vertex Cloud and communicate using the Vertex REST APIs, you need Vertex Cloud credentials, OAuth credentials, and an access token. Keep your credentials secure and do not share them publicly.
Vertex Cloud Credentials
Your account credentials identify you as an authorized Vertex Cloud user. Work with sales to establish an account that meets your tax needs. Learn More
Once your Vertex Cloud account is established, Vertex provides a client ID and client secret that identify you as an authorized OAuth user.
The combination of your Vertex Cloud credentials and your OAuth credentials are used to request an access token that allows you to access the REST APIs.