declare namespace AnthropicCompletionTypes {
    export type Request = {
        model: string;
        prompt: string;
        max_tokens_to_sample: number;
        stop_sequences?: string[];
        temperature?: number;
        top_p?: number;
        top_k?: number;
        metadata?: Record<any, string>;
    };
    export type RequestOptions = {
        apiKey?: string;
        apiUrl?: string;
        version?: string;
        fetch?: typeof fetch;
        headers?: Record<string, string>;
        signal?: AbortSignal;
    };
    type Completion = {
        model: string;
        completion: string;
        stop_reason: string | null;
        stop: string | null;
        log_id: string;
    };
    export type Response = Completion;
    export type CompletionEvent = {
        event: 'completion';
        data: Completion;
    };
    export type PingEvent = {
        event: 'ping';
        data: {};
    };
    export type ErrorEvent = {
        event: 'error';
        data: {
            error: {
                type: string;
                message: string;
            };
        };
    };
    export type Chunk = CompletionEvent | PingEvent | ErrorEvent;
    export type Events = 'completion' | 'ping' | 'error';
    export {};
}
/**
 * Run a completion against the Anthropic API.
 *
 * @see https://docs.anthropic.com/claude/reference/complete_post
 *
 * @param request The request body sent to Anthropic. See Anthropic's documentation for /v1/complete for supported parameters.
 * @param options
 * @param options.apiKey Anthropic API key.
 * @param options.apiUrl The url of the Anthropic (or compatible) API. Defaults to https://api.anthropic.com/v1/complete.
 * @param options.version The Anthropic API version. Defaults to 2023-06-01. Note that older versions are not currently supported.
 * @param options.fetch A custom implementation of fetch. Defaults to globalThis.fetch.
 * @param options.headers Optionally add additional HTTP headers to the request.
 * @param options.signal An AbortSignal that can be used to abort the fetch request.
 * @returns Anthropic completion. See Anthropic's documentation for /v1/complete.
 */
declare function run(request: AnthropicCompletionTypes.Request, options: AnthropicCompletionTypes.RequestOptions): Promise<AnthropicCompletionTypes.Response>;
/**
 * Run a streaming completion against the Anthropic API. The resulting stream is the raw unmodified bytes from the API.
 *
 * @see https://docs.anthropic.com/claude/reference/complete_post
 * @see https://docs.anthropic.com/claude/reference/streaming
 *
 * @param request The request body sent to Anthropic. See Anthropic's documentation for /v1/complete for supported parameters.
 * @param options
 * @param options.apiKey Anthropic API key.
 * @param options.apiUrl The url of the Anthropic (or compatible) API. Defaults to https://api.anthropic.com/v1/complete.
 * @param options.version The Anthropic API version. Defaults to 2023-06-01. Note that older versions are not currently supported.
 * @param options.fetch A custom implementation of fetch. Defaults to globalThis.fetch.
 * @param options.headers Optionally add additional HTTP headers to the request.
 * @param options.signal An AbortSignal that can be used to abort the fetch request.
 * @returns A stream of bytes directly from the API.
 */
declare function streamBytes(request: AnthropicCompletionTypes.Request, options: AnthropicCompletionTypes.RequestOptions): Promise<ReadableStream<Uint8Array>>;
/**
 * Run a streaming completion against the Anthropic API. The resulting stream is the parsed stream data as JavaScript objects.
 *
 * @see https://docs.anthropic.com/claude/reference/complete_post
 * @see https://docs.anthropic.com/claude/reference/streaming
 *
 * @param request The request body sent to Anthropic. See Anthropic's documentation for /v1/complete for supported parameters.
 * @param options
 * @param options.apiKey Anthropic API key.
 * @param options.apiUrl The url of the Anthropic (or compatible) API. Defaults to https://api.anthropic.com/v1/complete.
 * @param options.version The Anthropic API version. Defaults to 2023-06-01. Note that older versions are not currently supported.
 * @param options.fetch A custom implementation of fetch. Defaults to globalThis.fetch.
 * @param options.headers Optionally add additional HTTP headers to the request.
 * @param options.signal An AbortSignal that can be used to abort the fetch request.
 * @returns A stream of objects representing each chunk from the API.
 */
declare function stream(request: AnthropicCompletionTypes.Request, options: AnthropicCompletionTypes.RequestOptions): Promise<ReadableStream<AnthropicCompletionTypes.Chunk>>;
/**
 * Run a streaming completion against the Anthropic API. The resulting stream emits only the string tokens.
 *
 * @see https://docs.anthropic.com/claude/reference/complete_post
 * @see https://docs.anthropic.com/claude/reference/streaming
 *
 * @param request The request body sent to Anthropic. See Anthropic's documentation for /v1/complete for supported parameters.
 * @param options
 * @param options.apiKey Anthropic API key.
 * @param options.apiUrl The url of the Anthropic (or compatible) API. Defaults to https://api.anthropic.com/v1/complete.
 * @param options.version The Anthropic API version. Defaults to 2023-06-01. Note that older versions are not currently supported.
 * @param options.fetch A custom implementation of fetch. Defaults to globalThis.fetch.
 * @param options.headers Optionally add additional HTTP headers to the request.
 * @param options.signal An AbortSignal that can be used to abort the fetch request.
 * @returns A stream of tokens from the API.
 */
declare function streamTokens(request: AnthropicCompletionTypes.Request, options: AnthropicCompletionTypes.RequestOptions): Promise<ReadableStream<string>>;
/**
 * An object that encapsulates methods for calling the Anthropic Completion API.
 */
declare class AnthropicCompletion {
    static run: typeof run;
    static stream: typeof stream;
    static streamBytes: typeof streamBytes;
    static streamTokens: typeof streamTokens;
}

export { AnthropicCompletion, AnthropicCompletionTypes };