import type { Tool } from '@modelcontextprotocol/sdk/types.js';
/**
 * Repair a single JSON Schema by injecting any missing well-known $defs
 * that are referenced via $ref but not present.
 *
 * Mutates the schema in place and returns it for convenience.
 */
export declare function repairSchema(schema: Record<string, any>): Record<string, any>;
/**
 * Apply schema repair to every tool's inputSchema and outputSchema.
 *
 * This MUST run before the MCP SDK's AJV validator sees the schemas.
 * Mutates tools in place.
 */
export declare function repairToolSchemas(tools: Tool[]): void;
//# sourceMappingURL=schema-repair.d.ts.map