export type ContextCompressionCategory = "session_context" | "story_context";
export type ContextCompressionPhase = "start" | "end" | "error";
export interface ContextCompressionEvent {
    readonly category: ContextCompressionCategory;
    readonly phase: ContextCompressionPhase;
    readonly message?: string;
    readonly protectedTokens?: number;
    readonly compressibleTokens?: number;
    readonly budgetTokens?: number;
    readonly sources?: readonly string[];
}
export type ContextCompressionCallback = (event: ContextCompressionEvent) => void;
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