import type { ResolvedRateLimits } from "./server-types.js";
export declare class RateLimiter {
    private limits;
    private states;
    constructor(limits: ResolvedRateLimits);
    private get;
    trackInvite(participantId: string): void;
    trackMessage(participantId: string): void;
    sweep(): {
        removed: number;
        remaining: number;
    };
}
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