import type { Api, Model } from "@earendil-works/pi-ai";
import type { OAuthCredentials } from "@earendil-works/pi-ai/oauth";
/**
 * Header carrying the Kiro profile ARN. Previously redeclared as an
 * identical string literal across index.ts, kiro.ts, and oauth.ts.
 */
export declare const KIRO_PROFILE_ARN_HEADER = "x-kiro-profile-arn";
/**
 * Resolve the Kiro profile ARN from OAuth credentials.
 *
 * Reads the persisted `profileArn` field first, then falls back to a
 * case-insensitive lookup of the profile-ARN request header. Previously
 * defined with identical bodies in index.ts and oauth.ts.
 */
export declare function profileArnFromCredentials(credentials: OAuthCredentials): string | undefined;
/**
 * Stamp the resolved profile ARN onto every model's headers.
 *
 * Returns the models unchanged when no profile ARN is present. Previously
 * the body of the `modifyModels` OAuth-provider method was duplicated in
 * index.ts and oauth.ts.
 */
export declare function applyProfileArnToModels(models: Model<Api>[], credentials: OAuthCredentials): Model<Api>[];
/**
 * Resolve the OAuth provider id and display name from options and config.
 *
 * Previously inlined identically in `createLazyKiroOAuthProvider`
 * (index.ts) and `createKiroOAuthProvider` (oauth.ts). Accepts a narrow
 * structural config type to avoid a circular import with config.ts.
 */
export declare function resolveOAuthProviderIdentity(options: {
    providerId?: string;
    displayName?: string;
}, config: {
    providerId?: string;
}): {
    providerId: string;
    displayName: string;
};