import type { ClientCapabilities } from "@modelcontextprotocol/server";
/** Stable MCP Apps extension identifier from the 2026-01-26 Apps specification. */
export declare const EXTENSION_ID = "io.modelcontextprotocol/ui";
/** Exact MCP Apps HTML resource MIME type. */
export declare const RESOURCE_MIME_TYPE = "text/html;profile=mcp-app";
export interface UiCapability {
    mimeTypes?: unknown;
}
/** Read the legacy initialize-scoped Apps capability without trusting its runtime shape. */
export declare function getUiCapability(capabilities: ClientCapabilities | undefined): UiCapability | undefined;
/** Exact affirmative Apps capability check used at every legacy capability boundary. */
export declare function supportsMcpApps(capabilities: ClientCapabilities | undefined): boolean;
/** Attach the monitor through the current MCP Apps metadata contract. */
export declare function appResourceToolMeta(resourceUri: string, visibility?: readonly string[]): Record<string, unknown>;
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