import type { Agent } from './agent';
import type { RunContext } from './runContext';
import type { MCPTool } from './mcp';
import type { UnknownContext } from './types';
import type { ToolOutputCustomDataExtractor } from './utils/customData';
/** Context information available to tool filter functions. */
export interface MCPToolFilterContext<TContext = UnknownContext> {
    /** The current run context. */
    runContext: RunContext<TContext>;
    /** The agent requesting the tools. */
    agent: Agent<TContext, any>;
    /** Name of the MCP server providing the tools. */
    serverName: string;
}
/** Context information available to MCP tool meta resolver functions. */
export interface MCPToolMetaContext<TContext = UnknownContext> {
    /** The current run context. */
    runContext: RunContext<TContext>;
    /** Name of the MCP server. */
    serverName: string;
    /** Name of the tool being invoked. */
    toolName: string;
    /** Parsed tool arguments. */
    arguments: Record<string, unknown> | null;
}
/** A function that produces MCP request metadata (`_meta`) for tool calls. */
export type MCPToolMetaResolver<TContext = UnknownContext> = (context: MCPToolMetaContext<TContext>) => Promise<Record<string, unknown> | null | undefined> | Record<string, unknown> | null | undefined;
/** Context information available to MCP tool custom data extractors. */
export interface MCPToolCustomDataContext<TContext = UnknownContext> {
    /** The current run context. */
    runContext: RunContext<TContext>;
    /** Name of the MCP server. */
    serverName: string;
    /** Original name of the tool on the MCP server. */
    toolName: string;
    /** Public function-tool name exposed through the Agents SDK. */
    toolDisplayName: string;
    /** Parsed tool arguments. */
    arguments: Record<string, unknown> | null;
    /** MCP tool result `_meta`, if present. */
    resultMeta?: Record<string, unknown>;
    /** MCP tool result `structuredContent`, if present. */
    structuredContent?: Record<string, unknown>;
    /** MCP tool result `isError`, if present. */
    isError?: boolean;
    /** The model-visible output produced from the MCP tool result. */
    toolOutput: unknown;
}
/** A function that produces SDK-only custom data for MCP tool output items. */
export type MCPToolCustomDataExtractor<TContext = UnknownContext> = ToolOutputCustomDataExtractor<MCPToolCustomDataContext<TContext>>;
/** A function that determines whether a tool should be available. */
export type MCPToolFilterCallable<TContext = UnknownContext> = (context: MCPToolFilterContext<TContext>, tool: MCPTool) => Promise<boolean>;
/** Static tool filter configuration using allow and block lists. */
export interface MCPToolFilterStatic {
    /** Optional list of tool names to allow. */
    allowedToolNames?: string[];
    /** Optional list of tool names to block. */
    blockedToolNames?: string[];
}
/** Convenience helper to create a static tool filter. */
export declare function createMCPToolStaticFilter(options?: {
    allowed?: string[];
    blocked?: string[];
}): MCPToolFilterStatic | undefined;