/**
 * kosha-discovery — Discovery-plane selection helpers.
 *
 * I keep execution-binding hints and cheapest-candidate projections separate
 * from the legacy query layer because these are discovery-plane outputs, not
 * final routing policy.
 * @module
 */
import type { DiscoveryBindingHintsV1, DiscoveryBindingQuery, DiscoveryCheapestResultV1 } from "./discovery-contract.js";
import type { RegistryState } from "./registry-state.js";
import type { ModelCard } from "./types.js";
/**
 * Return ranked cheapest candidates for the v1 discovery plane.
 */
export declare function registryCheapestCandidates(state: RegistryState, query?: DiscoveryBindingQuery): DiscoveryCheapestResultV1;
/**
 * Return selection hints that Chitragupta can turn into an execution binding.
 */
export declare function registryExecutionBindingHints(state: RegistryState, query?: DiscoveryBindingQuery): DiscoveryBindingHintsV1;
/**
 * Return models that satisfy a discovery-plane query.
 */
export declare function discoveryCandidateModels(state: RegistryState, query: DiscoveryBindingQuery): {
    model: ModelCard;
    descriptor: import("./provider-catalog.js").ProviderDescriptor;
}[];
/**
 * Serialize a binding query into the stable v1 JSON shape.
 */
export declare function discoveryQueryRecord(query: DiscoveryBindingQuery): Record<string, string | number | boolean | null>;
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