export declare class LanguageModelError extends Error {
    constructor(message: string);
}
/**
 * The input is invalid or malformed
 */
export declare class InvalidInputError extends LanguageModelError {
    constructor(message: string);
}
/**
 * The reqest returns a non-OK status code
 */
export declare class StatusCodeError extends LanguageModelError {
    statusCode: number;
    constructor(statusCode: number, message: string);
}
/**
 * The input is not supported by or is incompatible with the model provider
 * (e.g. using non text for assistant message parts)
 */
export declare class UnsupportedError extends LanguageModelError {
    provider: string;
    constructor(provider: string, message: string);
}
/**
 * An output from the model is not recognized by the library.
 * Please report this issue to the library maintainers.
 */
export declare class NotImplementedError extends LanguageModelError {
    provider: string;
    constructor(provider: string, message: string);
}
/**
 * The response from the provider was unexpected. (e.g. no choices returned
 * in an `OpenAI` completion)
 */
export declare class InvariantError extends LanguageModelError {
    provider: string;
    constructor(provider: string, message: string);
}
/**
 * The model refused to process the input. (e.g. `OpenAI` refusal)
 */
export declare class RefusalError extends LanguageModelError {
    constructor(message: string);
}