import { z } from 'zod';
import { CallToolResult } from '@modelcontextprotocol/sdk/types.js';
import { OpenRouterConfig } from '../../types/workflow.js';
export interface ToolExecutionContext {
    sessionId: string;
    transportType?: string;
    [key: string]: unknown;
}
export type ToolExecutor = (params: Record<string, unknown>, config: OpenRouterConfig, context?: ToolExecutionContext) => Promise<CallToolResult>;
export interface ToolDefinition {
    name: string;
    description: string;
    inputSchema: z.ZodRawShape;
    executor: ToolExecutor;
}
export declare class ToolRegistry {
    private tools;
    private config;
    private constructor();
    static getInstance(config?: OpenRouterConfig): ToolRegistry;
    registerTool(definition: ToolDefinition): void;
    getTool(toolName: string): ToolDefinition | undefined;
    getAllTools(): ToolDefinition[];
    getRegistrationStats(): {
        totalRegistered: number;
        toolNames: string[];
    };
    isToolRegistered(toolName: string): boolean;
    clearRegistryForTesting(): void;
}
export declare function registerTool(definition: ToolDefinition): void;
export declare function processPendingToolRegistrations(): void;
export declare function getTool(toolName: string): ToolDefinition | undefined;
export declare function getAllTools(): ToolDefinition[];
export declare function executeTool(toolName: string, params: Record<string, unknown>, config: OpenRouterConfig, context?: ToolExecutionContext): Promise<CallToolResult>;
export declare function isToolRegistered(toolName: string): boolean;
export declare function clearRegistryForTesting(): void;
//# sourceMappingURL=toolRegistry.d.ts.map