import type { RuntimeRunOptions } from "@mono-agent/runtime-adapter";
/** Fixed host framing. Only the prefix of the latest user turn is authoritative. */
export declare const HOST_TURN_CONTEXT_GUIDANCE: string;
/** Neutralize both reserved delimiters in prompt copies, never canonical storage. */
export declare function neutralizeTurnEnvelope(value: string): string;
export declare function composeHostTurnEnvelope(turnContext: string, userMessage: string): string;
/** Format current admission observations, never controllers or executable authority. */
export declare function formatHostCapabilities(options: Partial<RuntimeRunOptions>): string;
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