How can I get an access token for the live environment?

Access tokens for the live environment should be obtained through our OAuth services. You need to create an application on the live environment and have your code obtain a token via one of the OAuth 2 grant types (code, pkce or implicit).

More Resources

Learn page - Security

GitHub - Examples on retrieving and refreshing the authentication token

Direct Clients: Request Application Credentials For LIVE

Partners: Request Application Credentials For LIVE