Notion OAuth endpoints and related development resources
Notion authorization endpoint
https://api.notion.com/v1/oauth/authorize
The endpoint to redirect users to in order to grant your application access to their account.
Notion token endpoint
https://api.notion.com/v1/oauth/token
The endpoint to exchange the authorization code or refresh token for an access token and a refresh token.
Notion userinfo endpoint
https://api.notion.com/v1/users/me
The standardized OAuth endpoint that returns authenticated user profile information, including claims about the current user based on the scope of access token.