/**
 * Both markers are parenthesised so neither can collide with a real client: a name is built out
 * of `[a-z0-9._-]`, which cannot produce a bracket.
 */
export declare function resolveMcpClient(request: Request): {
    client: string;
    clientVersion?: string;
};
export declare function parseUserAgent(userAgent: string | null | undefined): {
    client: string;
    clientVersion?: string;
};
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