import { type RouteDecision } from './bandit';
export { type RouteDecision };
export type VariantDecisionMeta = {
    variantId: string;
    tournamentId: string;
    decisionId: string;
    strategy: RouteDecision['strategy'];
};
export declare function maybeRouteVariant(taskType: string): RouteDecision | null;
export declare function toVariantDecisionMeta(decision: RouteDecision): VariantDecisionMeta;
export type GenomeOverrides = {
    model: string;
    system: string;
    temperature?: number;
    maxTokens?: number;
};
export declare function applyGenomeOverrides(decision: RouteDecision | null, defaults: GenomeOverrides): GenomeOverrides;
export declare function recordVariantEntry(decision: RouteDecision | null, params: {
    input: string;
    output: string;
    latencyMs: number;
    costUsd?: number;
}): void;