/** Stable, machine-readable SDK boundary error codes. */
export type MemoflowSdkErrorCode = 'MEMOFLOW_PAYLOAD_SERIALIZATION_ERROR' | 'MEMOFLOW_PAYLOAD_DESERIALIZATION_ERROR' | 'MEMOFLOW_PROTOCOL_VALIDATION_ERROR';
export type RemoteErrorCode = 'INVALID' | 'UNAUTHENTICATED' | 'UNAUTHORIZED' | 'NOT_FOUND' | 'CONFLICT' | 'STALE' | 'DUPLICATE_APPLIED' | 'UNSUPPORTED_CAPABILITY' | 'NONDETERMINISM' | 'RESOURCE_EXHAUSTED' | 'UNAVAILABLE' | 'DEADLINE' | 'INTERNAL';
export interface RemoteErrorDetail {
    schemaVersion: number;
    code: RemoteErrorCode;
    retryable: boolean;
    scope: 'REQUEST' | 'TASK' | 'WORKFLOW' | 'SESSION' | 'SYSTEM';
    safeMessage: string;
    violations: Array<{
        field: string;
        description: string;
    }>;
    retryAfterMs?: number;
}
export declare function parseRemoteErrorDetail(value: any): RemoteErrorDetail | undefined;
export declare class RemoteError extends Error {
    readonly detail: RemoteErrorDetail;
    constructor(detail: RemoteErrorDetail);
    get code(): RemoteErrorCode;
    get retryable(): boolean;
    get scope(): RemoteErrorDetail['scope'];
    get retryAfterMs(): number | undefined;
}
export declare function remoteErrorFromGrpc(error: any): RemoteError | undefined;
/** Base class for errors raised while crossing an SDK data/protocol boundary. */
export declare class MemoflowSdkError extends Error {
    readonly code: MemoflowSdkErrorCode;
    readonly operation: string;
    readonly field?: string | undefined;
    constructor(code: MemoflowSdkErrorCode, message: string, operation: string, field?: string | undefined, options?: ErrorOptions);
}
/** A user value could not be represented by the SDK's JSON payload contract. */
export declare class PayloadSerializationError extends MemoflowSdkError {
    constructor(operation: string, field?: string, reason?: string, options?: ErrorOptions);
}
/** Wire bytes could not be decoded under the SDK's JSON payload contract. */
export declare class PayloadDeserializationError extends MemoflowSdkError {
    constructor(operation: string, field?: string, reason?: string, options?: ErrorOptions);
}
/** A protobuf-shaped value violated an SDK-visible protocol invariant. */
export declare class ProtocolValidationError extends MemoflowSdkError {
    constructor(operation: string, field: string, reason: string, options?: ErrorOptions);
}