/** Generic SDK error */
export declare class SapError extends Error {
    constructor(message: string);
}
/** Validation-specific SDK error */
export declare class SapValidationError extends Error {
    constructor(message: string);
}
/** All v0.13 SapError variants with recovery hints */
export declare enum SapErrorCode {
    NameTooLong = 6000,
    NameTooShort = 6001,
    InvalidEndpoint = 6002,
    EndpointTooLong = 6003,
    InvalidDIDHash = 6004,
    AgentNotInitialized = 6005,
    AgentAlreadyInitialized = 6006,
    AgentClosed = 6007,
    NameEmpty = 6010,
    NameWhitespace = 6011,
    DescriptionTooLong = 6012,
    CategoryOutOfRange = 6013,
    ToolNameExists = 6014,
    ToolNotFound = 6015,
    CallerNotAgentOwner = 6016,
    CallerNotToolOwner = 6017,
    ToolCategoryMismatch = 6018,
    StakeBelowMinimum = 6020,
    NotStaked = 6021,
    UnstakeTooSoon = 6022,
    UnstakeExceedsStake = 6023,
    AlreadyStaked = 6024,
    UnstakeWindowNotOpen = 6025,
    UnstakeAlreadyPending = 6026,
    CannotCloseAgentWithActiveEscrows = 6027,
    StakeNotFound = 6028,
    AgentStatsNotFound = 6029,
    InsufficientStake = 6030,
    InsufficientEscrowBalance = 6032,
    EscrowNotFound = 6033,
    EscrowNotForAgent = 6034,
    EscrowNotForDepositor = 6035,
    AmountMustBePositive = 6036,
    PricePerCallMustBePositive = 6037,
    InvalidEscrowNonce = 6038,
    InvalidVolumeCurve = 6039,
    VolumeCurveNotDescending = 6040,
    TooManyVolumeCurvePoints = 6041,
    SettlementNotPending = 6042,
    SettlementAlreadyFinalized = 6043,
    DisputeWindowNotExpired = 6044,
    DisputeWindowExpired = 6045,
    NotDepositor = 6046,
    DisputeAlreadyFiled = 6047,
    DisputeStillOpen = 6048,
    NotArbiter = 6049,
    InvalidArbiter = 6050,
    ArbiterRequired = 6051,
    CoSignerRequired = 6052,
    InvalidCoSigner = 6053,
    InvalidDisputeOutcome = 6054,
    EscrowEmpty = 6055,
    EscrowAlreadyExpired = 6056,
    EscrowExpired = 6057,
    EscrowNonceReused = 6058,
    ReceiptBatchNotFound = 6060,
    ReceiptTreeEmpty = 6061,
    ReceiptNotFound = 6062,
    ReceiptAlreadyDisputed = 6063,
    ReceiptNotInWindow = 6064,
    InvalidReceiptProof = 6065,
    InvalidMerkleProof = 6066,
    NotAgentOwner = 6067,
    SubscriptionNotFound = 6070,
    NotSubscriber = 6071,
    SubscriptionInsufficientBalance = 6072,
    SubscriptionIntervalOverflow = 6073,
    SubscriptionDurationTooLong = 6074,
    PendingAmountMismatch = 6080,
    MaxCallsPerSettlementExceeded = 6081,
    InvalidVolumeCurvePrice = 6082,
    EscrowCoverageExceeded = 6083,
    CoSignerIsAgentWallet = 6084,
    PendingSettlementExists = 6085,
    TokenAccountOwnerMismatch = 6086,
    MaxReceiptProofExceeded = 6087,
    MaxMerkleDepthExceeded = 6088,
    StakeSlashLocksUnstake = 6089,
    ReceiptProofAlreadySubmitted = 6170,
    DuplicateReceiptProof = 6171,
    MissingReceiptSignature = 6172,
    AgentCapabilityMismatch = 6173,
    AgentProtocolMismatch = 6174,
    InvalidToolParameterCount = 6175,
    ActiveEscrowCounterUnderflow = 6176,
    ArithmeticOverflow = 6300,
    VaultNotFound = 6350,
    VaultAlreadyInitialized = 6351,
    VaultNotInitialized = 6352,
    NotVaultOwner = 6353,
    NotDelegate = 6354,
    DelegateExpired = 6355,
    InvalidPermissions = 6356,
    SessionNotFound = 6357,
    EpochNotFound = 6358,
    VaultAlreadyOpen = 6359,
    InvalidSequence = 6360,
    FragmentTooLarge = 6361,
    VaultClosed = 6362,
    InsufficientVaultBalance = 6363
}
export interface SapErrorInfo {
    code: SapErrorCode;
    name: string;
    message: string;
    recovery: string;
}
/** Decode an Anchor transaction error into structured info */
export declare function decodeSapError(err: unknown): SapErrorInfo;
/** Is this error retryable? */
export declare function isRetryableError(err: SapErrorInfo): boolean;
/** Is this a client-side validation error that should have been caught before sending?
 *  If true, the SDK's validate functions have a bug.
 */
export declare function isClientValidationFailure(err: SapErrorInfo): boolean;
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