import { GenkitBeta } from "genkit/beta";
import { AsyncAuthorizerBase } from "@auth0/ai/AsyncAuthorization";
import { AuthorizationPendingInterrupt, AuthorizationPollingInterrupt } from "@auth0/ai/interrupts";
import { ToolFnOptions, ToolRunOptions } from "@genkit-ai/ai/tool";
import { ToolWrapper } from "../lib";
/**
 * The AsyncAuthorizer class implements the CIBA authorization flow for a Genkit AI tool.
 *
 * CIBA (Client Initiated Backchannel Authentication) is a protocol that allows a client to
 * request authorization from the user via an out-of-band channel.
 */
export declare class AsyncAuthorizer extends AsyncAuthorizerBase<[
    any,
    ToolFnOptions & ToolRunOptions
]> {
    private readonly genkit;
    constructor(genkit: GenkitBeta, ...args: ConstructorParameters<typeof AsyncAuthorizerBase>);
    protected handleAuthorizationInterrupts(err: AuthorizationPendingInterrupt | AuthorizationPollingInterrupt): Promise<void>;
    /**
     *
     * Builds a tool authorizer that protects the tool execution with the CIBA authorization flow.
     *
     * @returns A tool authorizer.
     */
    authorizer(): ToolWrapper;
}
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