import { type Entry, type S3Mount } from '@openai/agents-core/sandbox';
export declare const VERCEL_S3_MOUNT_ENVIRONMENT_NAMES: readonly ["AWS_ACCESS_KEY_ID", "AWS_SECRET_ACCESS_KEY", "AWS_SESSION_TOKEN", "AWS_REGION", "AWS_DEFAULT_REGION", "AWS_ROLE_ARN", "AWS_WEB_IDENTITY_TOKEN_FILE", "AWS_ROLE_SESSION_NAME"];
export declare const VERCEL_S3_MOUNT_CREDENTIAL_ENVIRONMENT_NAMES: readonly ["AWS_ACCESS_KEY_ID", "AWS_SECRET_ACCESS_KEY", "AWS_SESSION_TOKEN", "AWS_WEB_IDENTITY_TOKEN_FILE"];
export declare const VERCEL_S3_MOUNT_ROUTING_ENVIRONMENT_NAMES: readonly ["AWS_REGION", "AWS_DEFAULT_REGION"];
/**
 * Selects Vercel's create-time-only application of the remote mount policy.
 *
 * This strategy does not imply dynamic mount mutation, credential refresh, or
 * resumable mounts. Those exclusions keep the provider lifecycle auditable.
 */
export declare class VercelCloudBucketMountStrategy {
    readonly [key: string]: unknown;
    readonly type = "vercel_cloud_bucket";
}
export type VercelMountCommandOptions = {
    env?: Record<string, string>;
    sudo?: boolean;
    timeoutMs?: number;
};
export type VercelMountCommandResult = {
    status: number;
    stdout?: string;
    stderr?: string;
};
export type VercelMountCommand = (command: string, args: string[], options?: VercelMountCommandOptions) => Promise<VercelMountCommandResult>;
export declare function isVercelCloudBucketMountEntry(entry: Entry): entry is S3Mount;
export declare function hasVercelS3Credentials(entry: S3Mount): boolean;
export declare function validateVercelCloudBucketMountEntry(entry: Entry): void;
export declare function vercelS3MountRoutingEnvironment(entry: Entry, configuredEnvironment?: Record<string, string>): Record<string, string>;
export declare function mountVercelCloudBucket(args: {
    entry: Entry;
    mountPath: string;
    runCommand: VercelMountCommand;
    environment?: Record<string, string>;
    allowAmbientCredentials?: boolean;
    validateMountPath?: () => Promise<void>;
    revalidateMountAuthority?: () => Promise<void>;
}): Promise<void>;
export declare function unmountVercelCloudBucket(args: {
    mountPath: string;
    runCommand: VercelMountCommand;
}): Promise<void>;
export declare function isVercelCloudBucketMounted(args: {
    mountPath: string;
    runCommand: VercelMountCommand;
}): Promise<boolean>;