export interface JsonSchemaValidationIssue {
    path: PropertyKey[];
    message: string;
    expectedTypes?: string[];
    keyword?: string;
    /**
     * Marks issues that originate inside a failed `anyOf` / `oneOf` branch.
     * Consumers such as the tool-argument coercion layer use this to avoid
     * applying type repairs (e.g. singleton-array wrapping) that would be
     * authoritative outside of a combinator but are only one candidate
     * branch's expectation here.
     */
    fromUnionBranch?: boolean;
}
export interface JsonSchemaValidationResult {
    success: boolean;
    issues: JsonSchemaValidationIssue[];
}
export declare function validateJsonSchemaValue(schema: unknown, value: unknown): JsonSchemaValidationResult;
export declare function isJsonSchemaValueValid(schema: unknown, value: unknown): boolean;