import { ServerError } from '@modelcontextprotocol/sdk/server/auth/errors.js';
import { UserError } from 'n8n-workflow';
import { AuthError } from '../../errors/response-errors/auth.error';
import type { WorkflowNotFoundReason } from './mcp.types';
export declare const buildMcpClientLimitReachedMessage: (limit: number) => string;
export declare class McpClientLimitReachedError extends ServerError {
    readonly limit: number;
    constructor(limit: number);
}
export declare class McpExecutionTimeoutError extends UserError {
    executionId: string | null;
    timeoutMs: number;
    constructor(executionId: string | null, timeoutMs: number);
}
export declare class JWTVerificationError extends AuthError {
    constructor();
}
export declare class AccessTokenNotFoundError extends AuthError {
    constructor();
}
export declare class WorkflowAccessError extends UserError {
    readonly reason: WorkflowNotFoundReason;
    constructor(message: string, reason: WorkflowNotFoundReason);
}