You are reading the documentation for SDK v2, which is no longer the latest version. Switch to current
QueryCustomerArgs
export type QueryCustomerArgs = {
emailToken?: InputMaybe<Scalars['String']>;
passwordToken?: InputMaybe<Scalars['String']>;
id?: InputMaybe<Scalars['String']>;
key?: InputMaybe<Scalars['String']>;
};