import { CodexResponsesState } from "./state.js";
export declare const DEFAULT_CODEX_BASE_URL = "https://chatgpt.com/backend-api/codex";
export declare const DEFAULT_OPENAI_COMPATIBLE_BASE_URL = "https://openai-oauth.local/v1";
export declare const DEFAULT_OPENAI_OAUTH_CLIENT_ID = "app_EMoamEEZ73f0CkXaXp7hrann";
export declare const DEFAULT_OPENAI_OAUTH_ISSUER = "https://auth.openai.com";
export declare const DEFAULT_OPENAI_OAUTH_SCOPE = "openid profile email offline_access";
export type FetchFunction = typeof fetch;
export type OpenAIOAuthSession = {
    accessToken: string;
    accountId: string;
    isFedRamp?: boolean;
    idToken?: string;
    refreshToken?: string;
    expiresAt?: string;
    lastRefresh?: string;
};
export type OpenAIOAuthSessionInput = OpenAIOAuthSession | (() => Promise<OpenAIOAuthSession | null | undefined>);
export type OpenAIOAuth = {
    kind: "openai-oauth";
    getSession(): Promise<OpenAIOAuthSession | null>;
    baseURL?: string;
    fetch?: FetchFunction;
    headers?: Record<string, string>;
    instructions?: string;
    openAIBaseURL?: string;
};
export type SessionStore = {
    get(): Promise<OpenAIOAuthSession | null>;
    set(session: OpenAIOAuthSession): Promise<void>;
    clear(): Promise<void>;
};
export type OpenAIOAuthRequestOptions = {
    clientId?: string;
    issuer?: string;
    redirectUri: string;
    scope?: string;
    state?: string;
    codeVerifier?: string;
    simplifiedFlow?: boolean;
    idTokenAddOrganizations?: boolean;
    extraParams?: Record<string, string | number | boolean | undefined>;
};
export type OpenAIOAuthRequest = {
    authorizationUrl: string;
    state: string;
    codeVerifier: string;
    codeChallenge: string;
    redirectUri: string;
};
export type OpenAIOAuthTokenResponse = {
    accessToken: string;
    refreshToken?: string;
    idToken?: string;
    expiresIn?: number;
    accountId?: string;
    isFedRamp?: boolean;
    raw: unknown;
};
export type ExchangeOpenAIOAuthCodeOptions = {
    code: string;
    codeVerifier: string;
    redirectUri: string;
    clientId?: string;
    issuer?: string;
    tokenUrl?: string;
    fetch?: FetchFunction;
    signal?: AbortSignal;
};
export type RefreshOpenAIOAuthTokensOptions = {
    refreshToken: string;
    clientId?: string;
    issuer?: string;
    tokenUrl?: string;
    fetch?: FetchFunction;
    signal?: AbortSignal;
};
type CodexOAuthRuntimeSettings = {
    auth: OpenAIOAuthSessionInput;
    baseURL?: string;
    codexVersion?: string;
    fetch?: FetchFunction;
    headers?: Record<string, string>;
    instructions?: string;
    responsesState?: CodexResponsesState | false;
};
export type OpenAIOAuthTransportOptions = Omit<CodexOAuthRuntimeSettings, "responsesState"> & {
    openAIBaseURL?: string;
    responsesState?: false;
};
export type OpenAIOAuthTransport = {
    kind: "openai-compatible";
    baseURL: string;
    fetch: FetchFunction;
    request: (path: string, init?: RequestInit) => Promise<Response>;
};
export type NormalizeCodexResponsesBodyOptions = {
    instructions?: string;
    forceStream?: boolean;
};
export declare const usesServerReplayState: (value: Record<string, unknown>) => boolean;
export declare const parseJwtClaims: (token: string | undefined) => Record<string, unknown> | undefined;
export declare const deriveAccountId: (idToken: string | undefined) => string | undefined;
export declare const deriveChatGptAccountIsFedRamp: (token: string | undefined) => boolean;
export declare const createOpenAIOAuthRequest: (options: OpenAIOAuthRequestOptions) => Promise<OpenAIOAuthRequest>;
export declare const exchangeOpenAIOAuthCode: (options: ExchangeOpenAIOAuthCodeOptions) => Promise<OpenAIOAuthTokenResponse>;
export declare const refreshOpenAIOAuthTokens: (options: RefreshOpenAIOAuthTokensOptions) => Promise<OpenAIOAuthTokenResponse>;
export declare const getDefaultCodexInstructions: () => string;
export declare const normalizeCodexResponsesBody: (body: Record<string, unknown>, options?: NormalizeCodexResponsesBodyOptions) => Record<string, unknown>;
export declare const createOpenAIOAuthTransport: (settings: OpenAIOAuthTransportOptions) => OpenAIOAuthTransport;
export {};
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