gpt-tokenizer/esm/model/gpt-4.1.js

A pure JavaScript implementation of a BPE tokenizer (Encoder/Decoder) for GPT-2 / GPT-3 / GPT-4 and other OpenAI models

/* eslint-disable import/extensions */
import bpeRanks from '../bpeRanks/o200k_base.js';
import { GptEncoding } from '../GptEncoding.js';
export * from '../constants.js';
export * from '../specialTokens.js';
// prettier-ignore
const api = GptEncoding.getEncodingApiForModel('gpt-4.1', () => bpeRanks, { name: "gpt-4.1-2025-04-14", slug: "gpt-4.1-2025-04-14", performance: 4, latency: 3, modalities: { input: ["text", "image"], output: ["text"] }, context_window: 1047576, max_output_tokens: 32768, knowledge_cutoff: new Date(1717200000000), supported_features: ["streaming", "structured_outputs", "predicted_outputs", "distillation", "function_calling", "file_search", "file_uploads", "image_input", "web_search", "fine_tuning", "prompt_caching"], supported_endpoints: ["chat_completions", "responses", "assistants", "batch", "fine_tuning"], reasoning_tokens: false, price_data: { main: { input: 10, output: 30 }, batch: { input: 5, output: 15 } } });
const { decode, decodeAsyncGenerator, decodeGenerator, encode, encodeGenerator, isWithinTokenLimit, countTokens, encodeChat, encodeChatGenerator, vocabularySize, setMergeCacheSize, clearMergeCache, estimateCost, } = api;
export { clearMergeCache, countTokens, decode, decodeAsyncGenerator, decodeGenerator, encode, encodeChat, encodeChatGenerator, encodeGenerator, estimateCost, isWithinTokenLimit, setMergeCacheSize, vocabularySize, };
// eslint-disable-next-line import/no-default-export
export default api;
//# sourceMappingURL=gpt-4.1.js.map