import { type ToolArguments, type ToolSchema } from "./schema.js";
export interface ToolTextContent {
    readonly type: "text";
    readonly text: string;
}
export interface ToolResult {
    content: ToolTextContent[];
    readonly isError?: boolean;
}
export type ToolCallback<TArgs, TResult extends ToolResult = ToolResult> = (args: TArgs) => Promise<TResult>;
export type ToolInvocation = (args: unknown) => Promise<ToolResult>;
export interface ToolServer {
    tool: (name: string, description: string, schema: ToolSchema, callback: ToolInvocation) => void;
}
export declare function registerTool<S extends ToolSchema, TResult extends ToolResult = ToolResult>(server: ToolServer, name: string, description: string, schema: S, callback: ToolCallback<NoInfer<ToolArguments<S>>, TResult>): void;