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/**
 * GraphQL client methods for making API requests.
 * Provides methods to configure endpoints, headers, and execute GraphQL queries.
 */
export declare const 
/** Sets the GraphQL endpoint URL */
setEndpoint: (endpoint: string) => void, 
/** Sets a single GraphQL header */
setFetchGraphQlHeader: (key: string, value: string | null) => void, 
/** Removes a GraphQL header */
removeFetchGraphQlHeader: (key: string) => void, 
/** Sets multiple GraphQL headers at once */
setFetchGraphQlHeaders: (header: import("@adobe-commerce/fetch-graphql").Header | ((prev: import("@adobe-commerce/fetch-graphql").Header) => import("@adobe-commerce/fetch-graphql").Header)) => void, 
/** Executes a GraphQL query or mutation */
fetchGraphQl: <T = any>(query: string, options?: import("@adobe-commerce/fetch-graphql").FetchOptions) => Promise<{
    errors?: import("@adobe-commerce/fetch-graphql").FetchQueryError;
    data: T;
}>, 
/** Gets the current configuration */
getConfig: () => {
    endpoint: string | undefined;
    fetchGraphQlHeaders: import("@adobe-commerce/fetch-graphql").Header;
};