export type JsonParseMode = "strict" | "fenced" | "compat";
/**
 * Parse a JSON value out of model text. `strict` requires the whole text to
 * be JSON. `fenced` additionally accepts a ```json fenced block. `compat`
 * (the default) also scans for the first balanced JSON object or array
 * embedded in chatty output.
 */
export declare function parseJsonValue(text: string, options?: {
    mode?: JsonParseMode;
}): unknown;
/** Strict parse: the whole text must be a JSON value. */
export declare function parseStrictJsonValue(text: string): unknown;
/** Default tolerant parser: direct JSON, then fenced, then embedded object. */
export declare function extractJsonValue(text: string): unknown;