we know that we need to pass both client_id and redirect_uri in the request. But isn’t that client app already registered its redirect url in authorization server? so that only client_id is needed so authorization server can look up the client_id and retrieve redirect_uri automatically?

Hi @lxdthriller Welcome to the Auth0 Community! During a user’s authentication, the redirect_uri request parameter is used as a callback URL. In your application can specify multiple callback URL and with this parameter you can specify to which url user will be redirected after authentication. …

Why redirect_uri is needed when client_id is supplied?

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Why redirect_uri is needed when client_id is supplied?

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