import type { SessionAuthContext } from "#channel/types.js";
import type { RuntimeModelReference } from "#runtime/agent/bootstrap.js";
/**
 * Adds a provider-specific end-user safety identifier without disclosing the
 * raw eve principal. Authored provider options take precedence over the default.
 */
export declare function mergeProviderSafetyIdentifier(modelReference: RuntimeModelReference, providerOptions: Readonly<Record<string, unknown>> | undefined, auth: SessionAuthContext | null): Record<string, unknown> | undefined;