/**
 * router-feedback.ts — Learns from user model overrides to improve routing.
 *
 * Every time the user types @opus / @sonnet / @haiku when the router chose
 * a different model, we record the prompt keywords → preferred model mapping.
 * After 2+ observations, the pattern is "promoted" to a learned rule and
 * classifyPromptForRouter uses it before the built-in heuristics.
 *
 * Storage: ~/.squeezr-code/router-feedback.json
 */
export type RouterModel = 'opus' | 'sonnet' | 'haiku';
/**
 * Record that the user preferred `chosen` when the router suggested `routerChoice`.
 * Only records if the user actually corrected the router (chose ≠ suggested).
 */
export declare function recordRouterFeedback(prompt: string, chosen: RouterModel, routerSuggested: RouterModel): void;
/**
 * Returns a learned routing decision for `prompt`, or null if no learned rule applies.
 * Only returns results for entries that have been seen ≥ PROMOTE_THRESHOLD times.
 */
export declare function learnedRoute(prompt: string): RouterModel | null;
/** Human-readable summary of learned rules (for /router show). */
export declare function learnedRulesSummary(): string;
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