import type { FunctionTool } from '@openai/agents-core';
import type * as nexus from 'nexus-rpc';
import type { Duration } from '@temporalio/common';
import { type JsonObjectSchema } from './tools';
/** `TOp`'s input shape types `parameters`. */
export interface NexusOperationToolDefinition<TOp extends nexus.OperationDefinition<any, any>> {
    name: string;
    description: string;
    parameters: JsonObjectSchema<nexus.OperationInput<TOp>>;
}
export interface NexusOperationAsToolOptions<TService extends nexus.ServiceDefinition> {
    service: TService;
    endpoint: string;
    scheduleToCloseTimeout?: Duration;
    strict?: boolean;
}
/**
 * Wraps a Nexus Operation as an OpenAI Agents `FunctionTool`. When the agent
 * invokes the tool, it calls the Operation through a Workflow-side Nexus
 * client (`createNexusServiceClient`) and returns the stringified result.
 *
 * This is the Nexus counterpart of {@link activityAsTool}: instead of
 * scheduling a Temporal Activity, the tool invocation schedules a Nexus
 * Operation against the configured endpoint and service.
 */
export declare function nexusOperationAsTool<TService extends nexus.ServiceDefinition, TOp extends TService['operations'][keyof TService['operations']]>(operation: TOp, definition: NexusOperationToolDefinition<TOp>, options: NexusOperationAsToolOptions<TService>): FunctionTool;