import type { Engine } from '../core/engine.ts';
import { type McpAccessContext } from './access.ts';
import type { McpSession } from './session.ts';
/** MCP tool definition. */
export type McpToolDefinition = {
    readonly name: string;
    readonly title?: string;
    readonly description: string;
    readonly inputSchema: Record<string, unknown>;
};
/** Result shape returned by MCP `tools/call`. */
export type McpToolResult = {
    readonly content: ReadonlyArray<{
        readonly type: 'text';
        readonly text: string;
    }>;
    readonly isError?: boolean;
};
type ToolCallContext = McpAccessContext & {
    readonly session: McpSession;
    readonly requestId: unknown;
};
/** Build deterministic MCP tool definitions for the current engine registry. */
export declare function listMcpTools(engine: Engine): McpToolDefinition[];
/** Invoke an MCP tool and shape application failures as tool errors. */
export declare function callMcpTool(name: string, argumentsValue: unknown, context: ToolCallContext): Promise<McpToolResult>;
export {};