/**
 * Custom error types for the Qoder Agent SDK.
 */
/**
 * Thrown when an operation is aborted, typically via an AbortSignal.
 * Mirrors the built-in DOMException AbortError semantics.
 */
export declare class AbortError extends Error {
    constructor(message?: string);
}
/**
 * Thrown when the CLI's wire protocol version is incompatible with the
 * version this SDK was built against (cross-major mismatch).
 *
 * The major version of `WIRE_PROTOCOL_VERSION` (defined in `src/protocol/version.ts`)
 * is the compatibility boundary: any breaking change to a wire field
 * (rename / removal / type semantics) forces a major bump. SDK builds
 * against a specific major and refuses to communicate with CLIs that
 * announce a different one.
 */
/**
 * Thrown when the resolveModel callback does not return within
 * the configured `resolveModelTimeoutMs` window. The SDK does NOT
 * silently fall back — callers must handle this error (retry with a
 * fixed model, surface to the user, etc.).
 */
export declare class ModelPolicyTimeoutError extends Error {
    readonly timeoutMs: number;
    constructor(timeoutMs: number);
}
export declare class ProtocolVersionMismatchError extends Error {
    readonly cliProtocolVersion: string;
    readonly sdkProtocolVersion: string;
    constructor(cliProtocolVersion: string, sdkProtocolVersion: string);
}
/**
 * Thrown when an SDK operation requires a protocol capability that the
 * running qodercli process did not advertise in its system/init message.
 */
export declare class UnsupportedCliCapabilityError extends Error {
    readonly capability: string;
    constructor(capability: string);
}