/**
 * Substrate search API for people and chat discovery.
 *
 * HTTP calls to substrate.office.com for searching people and chats.
 * Requires a Substrate Bearer token (substrate.office.com audience).
 */
import type { TeamsToken, PersonSearchResult, ChatSearchResult } from "../types.js";
/**
 * Search for people by name using the Substrate suggestions API.
 *
 * Requires a Substrate Bearer token (substrate.office.com audience).
 * Returns matching people with their MRIs, emails, job titles, etc.
 */
export declare function searchPeople(token: TeamsToken, query: string, maxResults?: number): Promise<PersonSearchResult[]>;
/**
 * Search for chats by name or member using the Substrate suggestions API.
 *
 * Requires a Substrate Bearer token (substrate.office.com audience).
 * Returns matching chats with their thread IDs, members, etc.
 */
export declare function searchChats(token: TeamsToken, query: string, maxResults?: number): Promise<ChatSearchResult[]>;
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