import type { StoreContext } from '../../chatkit/store';
import type { AIConnectionInvocationConfig } from '../../../agents/types';
import { type GatewayDeployment, type InvocationTokenCodec } from './InvocationTokenCodec';
export interface AiConnectionsInvocationKeyIssuerOptions {
    codec: InvocationTokenCodec;
    deployment: GatewayDeployment;
    baseUrl: string;
    audience?: string;
    issuer?: string;
    ttlMs?: number;
    reuseSafetyMarginMs?: number;
    maxCacheEntries?: number;
    now?: () => Date;
}
/**
 * Produces a short-lived stateless Gateway token at the trusted execution
 * boundary. Nothing is persisted; plaintext exists solely in process memory
 * and the returned invocation context.
 */
export declare class AiConnectionsInvocationKeyIssuer {
    private readonly codec;
    private readonly deployment;
    private readonly baseUrl;
    private readonly audience;
    private readonly issuer;
    private readonly ttlMs;
    private readonly reuseSafetyMarginMs;
    private readonly maxCacheEntries;
    private readonly now;
    private readonly cache;
    private readonly pending;
    constructor(options: AiConnectionsInvocationKeyIssuerOptions);
    issue(context: StoreContext): Promise<AIConnectionInvocationConfig>;
    issueClientConfiguration(context: StoreContext): Promise<AIConnectionInvocationConfig>;
    private issueScoped;
    private createInvocation;
    private toInvocationConfig;
    private pruneCache;
}