anylang/translators/LLMTranslators/LLMTranslator.d.ts

A translator's kit that uses the free APIs of Google Translate, Yandex, Bing, ChatGPT, and other LLMs

import { TranslatorInstanceMembers } from '../Translator';
import { LLMFetcher } from '.';
export type PromptGenerator = (texts: string[], from: string, to: string) => string;
export type LLMTranslatorRetryOptions = {
    /**
     * Maximum number of retry attempts after a failed request
     */
    retryLimit?: number;
    /**
     * Delay before first retry in ms; increases exponentially up to maxRetryTimeout
     */
    retryTimeout?: number;
    /**
     * Maximum delay before the next retry
     */
    maxRetryTimeout?: number;
    /**
     * An exponential multiplier used to increase the delay between retry attempts.
     * With each attempt, the delay grows based on this factor.
     */
    retryBackoffFactor?: number;
};
export declare const getPrompt: (text: string[], from: string, to: string) => string;
export declare class LLMTranslator implements TranslatorInstanceMembers {
    private readonly llm;
    private readonly config;
    constructor(llm: LLMFetcher, options?: {
        getPrompt?: PromptGenerator;
        retryOptions?: LLMTranslatorRetryOptions;
    });
    translate(text: string, from: string, to: string): Promise<string>;
    translateBatch(text: string[], from: string, to: string): Promise<string[]>;
    getLengthLimit(): number;
    getRequestsTimeout(): number;
    checkLimitExceeding(text: string | string[]): number;
    /**
     * Calculates retry delays: starts with retryTimeout,
     * then increases exponentially (retryTimeout * factor^n) up to maxRetryTimeout (default: 4000).
     * Default retryBackoffFactor: 1.5
     */
    private waitRetryDelay;
}