import { type RoutingModelInput, type RoutingWorkSnapshot } from './contracts.js';
export declare const ROUTING_MODEL_INPUT_VERSION = "routing-model-input/v1";
export interface RoutingStepMetadata {
    name: string;
    tags: readonly string[];
    personaKey?: string;
}
export interface RoutingDecisionMetadata {
    stepName: string;
    stepTags: readonly string[];
    personaKey: string;
    workflowName: string;
    provider: string;
    model: string;
    candidateName: string;
}
export declare function normalizeRoutingText(text: string, budget: number, sensitiveValues?: readonly string[]): string;
export declare function normalizeRoutingStepMetadata(metadata: RoutingStepMetadata & {
    personaKey: string;
}): RoutingStepMetadata & {
    personaKey: string;
};
export declare function normalizeRoutingStepMetadata(metadata: RoutingStepMetadata): RoutingStepMetadata;
export declare function normalizeRoutingDecisionMetadata(metadata: RoutingDecisionMetadata): RoutingDecisionMetadata;
export declare function normalizeRoutingWorkSnapshot(snapshot: RoutingWorkSnapshot): RoutingModelInput;
export declare function createRoutingWorkFingerprint(snapshot: RoutingWorkSnapshot): string;
export declare function createRoutingModelInputDigest(input: RoutingModelInput): string;
export declare function getRoutingInputTokenBucket(input: RoutingModelInput): 'small' | 'medium' | 'large';
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