import type { RequestInit, RequestInfo } from "./internal/builtin-types.js";
import type { PromiseOrValue, MergedRequestInit, FinalizedRequestInit } from "./internal/types.js";
export type { Logger, LogLevel } from "./internal/utils/log.js";
import * as Opts from "./internal/request-options.js";
import * as Errors from "./core/error.js";
import * as Uploads from "./core/uploads.js";
import * as API from "./resources/index.js";
import { APIPromise } from "./core/api-promise.js";
import { ContextualizedEmbeddingCreateParams, ContextualizedEmbeddingCreateResponse, ContextualizedEmbeddings } from "./resources/contextualized-embeddings.js";
import { EmbeddingCreateParams, EmbeddingCreateResponse, Embeddings } from "./resources/embeddings.js";
import { Annotation, ContentPart, ErrorInfo, FunctionCallOutputItem, FunctionTool, InputItem, OutputItem, ResponseCreateParams, ResponseCreateParamsNonStreaming, ResponseCreateParamsStreaming, ResponseCreateResponse, ResponseStreamChunk, Responses, ResponsesCreateParams, ResponsesUsage } from "./resources/responses.js";
import { Search, SearchCreateParams, SearchCreateResponse } from "./resources/search.js";
import { Async } from "./resources/async/async.js";
import { Browser } from "./resources/browser/browser.js";
import { Chat, StreamChunk } from "./resources/chat/chat.js";
import { type Fetch } from "./internal/builtin-types.js";
import { HeadersLike, NullableHeaders } from "./internal/headers.js";
import { FinalRequestOptions, RequestOptions } from "./internal/request-options.js";
import { type LogLevel, type Logger } from "./internal/utils/log.js";
export interface ClientOptions {
    /**
     * Defaults to process.env['PERPLEXITY_API_KEY'].
     */
    apiKey?: string | undefined;
    /**
     * Override the default base URL for the API, e.g., "https://api.example.com/v2/"
     *
     * Defaults to process.env['PERPLEXITY_BASE_URL'].
     */
    baseURL?: string | null | undefined;
    /**
     * The maximum amount of time (in milliseconds) that the client should wait for a response
     * from the server before timing out a single request.
     *
     * Note that request timeouts are retried by default, so in a worst-case scenario you may wait
     * much longer than this timeout before the promise succeeds or fails.
     *
     * @unit milliseconds
     */
    timeout?: number | undefined;
    /**
     * Additional `RequestInit` options to be passed to `fetch` calls.
     * Properties will be overridden by per-request `fetchOptions`.
     */
    fetchOptions?: MergedRequestInit | undefined;
    /**
     * Specify a custom `fetch` function implementation.
     *
     * If not provided, we expect that `fetch` is defined globally.
     */
    fetch?: Fetch | undefined;
    /**
     * The maximum number of times that the client will retry a request in case of a
     * temporary failure, like a network error or a 5XX error from the server.
     *
     * @default 2
     */
    maxRetries?: number | undefined;
    /**
     * Default headers to include with every request to the API.
     *
     * These can be removed in individual requests by explicitly setting the
     * header to `null` in request options.
     */
    defaultHeaders?: HeadersLike | undefined;
    /**
     * Default query parameters to include with every request to the API.
     *
     * These can be removed in individual requests by explicitly setting the
     * param to `undefined` in request options.
     */
    defaultQuery?: Record<string, string | undefined> | undefined;
    /**
     * Set the log level.
     *
     * Defaults to process.env['PERPLEXITY_LOG'] or 'warn' if it isn't set.
     */
    logLevel?: LogLevel | undefined;
    /**
     * Set the logger.
     *
     * Defaults to globalThis.console.
     */
    logger?: Logger | undefined;
}
/**
 * API Client for interfacing with the Perplexity API.
 */
export declare class Perplexity {
    #private;
    apiKey: string;
    baseURL: string;
    maxRetries: number;
    timeout: number;
    logger: Logger;
    logLevel: LogLevel | undefined;
    fetchOptions: MergedRequestInit | undefined;
    private fetch;
    protected idempotencyHeader?: string;
    private _options;
    /**
     * API Client for interfacing with the Perplexity API.
     *
     * @param {string | undefined} [opts.apiKey=process.env['PERPLEXITY_API_KEY'] ?? undefined]
     * @param {string} [opts.baseURL=process.env['PERPLEXITY_BASE_URL'] ?? https://api.perplexity.ai] - Override the default base URL for the API.
     * @param {number} [opts.timeout=15 minutes] - The maximum amount of time (in milliseconds) the client will wait for a response before timing out.
     * @param {MergedRequestInit} [opts.fetchOptions] - Additional `RequestInit` options to be passed to `fetch` calls.
     * @param {Fetch} [opts.fetch] - Specify a custom `fetch` function implementation.
     * @param {number} [opts.maxRetries=2] - The maximum number of times the client will retry a request.
     * @param {HeadersLike} opts.defaultHeaders - Default headers to include with every request to the API.
     * @param {Record<string, string | undefined>} opts.defaultQuery - Default query parameters to include with every request to the API.
     */
    constructor({ baseURL, apiKey, ...opts }?: ClientOptions);
    /**
     * Create a new client instance re-using the same options given to the current client with optional overriding.
     */
    withOptions(options: Partial<ClientOptions>): this;
    protected defaultQuery(): Record<string, string | undefined> | undefined;
    protected validateHeaders({ values, nulls }: NullableHeaders): void;
    protected authHeaders(opts: FinalRequestOptions): Promise<NullableHeaders | undefined>;
    /**
     * Basic re-implementation of `qs.stringify` for primitive types.
     */
    protected stringifyQuery(query: object | Record<string, unknown>): string;
    private getUserAgent;
    protected defaultIdempotencyKey(): string;
    protected makeStatusError(status: number, error: Object, message: string | undefined, headers: Headers): Errors.APIError;
    buildURL(path: string, query: Record<string, unknown> | null | undefined, defaultBaseURL?: string | undefined): string;
    /**
     * Used as a callback for mutating the given `FinalRequestOptions` object.
     */
    protected prepareOptions(options: FinalRequestOptions): Promise<void>;
    /**
     * Used as a callback for mutating the given `RequestInit` object.
     *
     * This is useful for cases where you want to add certain headers based off of
     * the request properties, e.g. `method` or `url`.
     */
    protected prepareRequest(request: RequestInit, { url, options }: {
        url: string;
        options: FinalRequestOptions;
    }): Promise<void>;
    get<Rsp>(path: string, opts?: PromiseOrValue<RequestOptions>): APIPromise<Rsp>;
    post<Rsp>(path: string, opts?: PromiseOrValue<RequestOptions>): APIPromise<Rsp>;
    patch<Rsp>(path: string, opts?: PromiseOrValue<RequestOptions>): APIPromise<Rsp>;
    put<Rsp>(path: string, opts?: PromiseOrValue<RequestOptions>): APIPromise<Rsp>;
    delete<Rsp>(path: string, opts?: PromiseOrValue<RequestOptions>): APIPromise<Rsp>;
    private methodRequest;
    request<Rsp>(options: PromiseOrValue<FinalRequestOptions>, remainingRetries?: number | null): APIPromise<Rsp>;
    private makeRequest;
    fetchWithTimeout(url: RequestInfo, init: RequestInit | undefined, ms: number, controller: AbortController): Promise<Response>;
    private shouldRetry;
    private retryRequest;
    private calculateDefaultRetryTimeoutMillis;
    buildRequest(inputOptions: FinalRequestOptions, { retryCount }?: {
        retryCount?: number;
    }): Promise<{
        req: FinalizedRequestInit;
        url: string;
        timeout: number;
    }>;
    private buildHeaders;
    private _makeAbort;
    private buildBody;
    static Perplexity: typeof Perplexity;
    static DEFAULT_TIMEOUT: number;
    static PerplexityError: typeof Errors.PerplexityError;
    static APIError: typeof Errors.APIError;
    static APIConnectionError: typeof Errors.APIConnectionError;
    static APIConnectionTimeoutError: typeof Errors.APIConnectionTimeoutError;
    static APIUserAbortError: typeof Errors.APIUserAbortError;
    static NotFoundError: typeof Errors.NotFoundError;
    static ConflictError: typeof Errors.ConflictError;
    static RateLimitError: typeof Errors.RateLimitError;
    static BadRequestError: typeof Errors.BadRequestError;
    static AuthenticationError: typeof Errors.AuthenticationError;
    static InternalServerError: typeof Errors.InternalServerError;
    static PermissionDeniedError: typeof Errors.PermissionDeniedError;
    static UnprocessableEntityError: typeof Errors.UnprocessableEntityError;
    static toFile: typeof Uploads.toFile;
    chat: API.Chat;
    search: API.Search;
    responses: API.Responses;
    embeddings: API.Embeddings;
    contextualizedEmbeddings: API.ContextualizedEmbeddings;
    browser: API.Browser;
    async: API.Async;
}
export declare namespace Perplexity {
    export type RequestOptions = Opts.RequestOptions;
    export { Chat as Chat, type StreamChunk as StreamChunk };
    export { Search as Search, type SearchCreateResponse as SearchCreateResponse, type SearchCreateParams as SearchCreateParams, };
    export { Responses as Responses, type Annotation as Annotation, type ContentPart as ContentPart, type ErrorInfo as ErrorInfo, type FunctionCallOutputItem as FunctionCallOutputItem, type FunctionTool as FunctionTool, type InputItem as InputItem, type OutputItem as OutputItem, type ResponseStreamChunk as ResponseStreamChunk, type ResponsesCreateParams as ResponsesCreateParams, type ResponsesUsage as ResponsesUsage, type ResponseCreateResponse as ResponseCreateResponse, type ResponseCreateParams as ResponseCreateParams, type ResponseCreateParamsNonStreaming as ResponseCreateParamsNonStreaming, type ResponseCreateParamsStreaming as ResponseCreateParamsStreaming, };
    export { Embeddings as Embeddings, type EmbeddingCreateResponse as EmbeddingCreateResponse, type EmbeddingCreateParams as EmbeddingCreateParams, };
    export { ContextualizedEmbeddings as ContextualizedEmbeddings, type ContextualizedEmbeddingCreateResponse as ContextualizedEmbeddingCreateResponse, type ContextualizedEmbeddingCreateParams as ContextualizedEmbeddingCreateParams, };
    export { Browser as Browser };
    export { Async as Async };
    export type APIPublicSearchResult = API.APIPublicSearchResult;
    export type BrowserSessionResponse = API.BrowserSessionResponse;
    export type ChatMessageInput = API.ChatMessageInput;
    export type ChatMessageOutput = API.ChatMessageOutput;
    export type Choice = API.Choice;
    export type ContextualizedEmbeddingObject = API.ContextualizedEmbeddingObject;
    export type EmbeddingObject = API.EmbeddingObject;
    export type EmbeddingsUsage = API.EmbeddingsUsage;
    export type JsonSchemaFormat = API.JsonSchemaFormat;
    export type ResponseFormat = API.ResponseFormat;
    export type SearchResult = API.SearchResult;
    export type UsageInfo = API.UsageInfo;
    export type UserLocation = API.UserLocation;
    export type WebSearchOptions = API.WebSearchOptions;
}
//# sourceMappingURL=client.d.ts.map