import type { TypeSafeOptions } from "pi-typesafe";
/** The judgment backend that receives pi-warden's Jev requests. */
export type JudgmentBackend = "typesafe" | "openrouter";
/** The host the consent disclosure names as the destination. */
export declare function backendHost(backend: JudgmentBackend): string;
/** Adapt the consent text to the active backend by substituting the destination host. */
export declare function disclosureFor(backend: JudgmentBackend, disclosure: string): string;
/**
 * Whether the right credential exists for the chosen backend.
 * TypeSafe uses the pi-typesafe keystore; other backends use an environment variable.
 */
export declare function keyAvailable(backend: JudgmentBackend, env: Record<string, string | undefined>, keystoreUsable: () => boolean): boolean;
/**
 * Build the options forwarded to `createTypeSafe`.
 * The caller must gate on `keyAvailable` before calling `createTypeSafe`.
 */
export declare function judgeOptions(config: {
    maxRequests: number;
    timeoutMs: number;
    typesafeBackend: JudgmentBackend;
}): TypeSafeOptions;
/** Resolve the effective backend from a raw config value; invalid values fall back to "typesafe". */
export declare function resolveBackend(raw: unknown): JudgmentBackend;