export declare function dumpDir(): string;
export interface DumpMeta {
    sid: string;
    injected: boolean;
    emergency: boolean;
}
/** Dump the full AgentMessage[] sent to the LLM for each context event.
 *  Only fires when debug mode is on (ACP_DEBUG=1 or debug:true in config).
 *  Files are sequential JSON in ~/.omp/acp-omp-dumps/: 0000.json, 0001.json, ...
 *  Diff two dumps to verify prefix stability or inspect nudge injection. */
export declare function dumpContextMessages(messages: unknown[], meta: DumpMeta): string | null;
/** Extract a compact summary of the provider request payload for log lines.
 *  Captures the prefix signature (system prompt + first N messages) so cache
 *  instability is visible as a changing hash between consecutive turns. */
export declare function summarizeProviderPayload(payload: unknown): Record<string, unknown>;
/** Dump the raw provider request payload — the actual bytes sent to the LLM
 *  after ALL processing (ACP tags, omp system-reminders, message reordering).
 *  This is the true LLM exit point via the `before_provider_request` hook.
 *  Files: ~/.omp/acp-omp-dumps/req_NNNN.json */
export declare function dumpProviderRequest(payload: unknown, meta: {
    sid: string;
}): string | null;