Tiktoken documentation count_tokens (*, text: str) → int # # This source code is licensed under the BSD-style license found in the # LICENSE file in the root directory of this source tree. - tiktoken/tiktoken/core. - Workflow runs · openai/tiktoken. _educational submodule to better document how byte pair encoding works; from_tiktoken_encoder ([encoding_name, ]) Text splitter that uses tiktoken encoder to count length. Some of the things you can do with tiktoken package are: Encode text into tokens; Decode tokens into text; Compare different encodings; Count tokens for chat API calls; Usage. To see all available qualifiers, see our documentation. However, it seems like you're trying to use a local tokenizer from the transformers library, which is causing the issue. Although there are other tokenizers available on pub. , ["t", "ik", "token", " is", " great", "!"] tiktoken is a BPE tokeniser for use with OpenAI's models, forked from the original tiktoken library to provide JS/WASM bindings for NodeJS and other JS runtimes. exceptions. The WASM version of tiktoken can be installed from NPM: tiktoken is a BPE tokeniser for use with OpenAI's models. Parameters: documents (Sequence) – A sequence of Documents to be transformed tiktoken is a fast BPE tokeniser for use with OpenAI's models. modules. We would like to show you a description here but the site won’t allow us. The tokeniser API is documented in tiktoken/core. Table of Contents. Contribute to meta-llama/llama3 development by creating an account on GitHub. 7 or newer. These guides are goal-oriented and concrete; they're meant to help you complete a specific task. 5-turbo. API documentation for the Rust `tiktoken` crate. tokenizers. This function retrieves the encoding scheme used for the cl100k_base model, which is crucial for processing text inputs into tokens that the model can understand. StuffDocumentsChain. Jan 23, 2024 · Code documentation is a tedious process plagued by a host of issues, most notably that of documentation debt, which can occur when code is modified and its documentation no longer reflects it. model file is a tiktoken file and it will automatically be loaded when loading from_pretrained. split_text (text) Split incoming text and return chunks. net', port=443): Max retries exceeded with url: /encodings/cl100k_base js-tiktoken: Pure JavaScript port of the original library with the core functionality, suitable for environments where WASM is not well supported or not desired (such as edge runtimes). import_tiktoken → Any [source] # Import tiktoken for counting tokens for OpenAI models. The latest is changing over time (The same for gpt-4-0314 instead of gpt-4). the –extensions openai extension for text-generation-webui. How does a tokenizer work? A tokenizer can split the text string into a list of tokens, as stated in the official OpenAI example on counting tokens with tiktoken: tiktoken is a fast open-source tokenizer by Apr 29, 2024 · Now that we have installed Tiktoken and explored some other tokenizers, let's dive deeper into how to use Tiktoken to convert text into tokens. This document has a cosine similarity score of 0. langchain_tiktoken is a BPE tokeniser for use with OpenAI's models. Return type: Sequence. Documentation for the tiktoken can be found here below. May 14, 2023 · Less familiar with tiktoken, but looking at the function def it appears to be doing the right thing (note the _tiktoken_encoder function that gets passed into length_function for the splitter). The WASM version of tiktoken can be installed from NPM: It's based on the tiktoken Python library and designed to be fast and accurate. Apr 26, 2023 · This is the Dockerfile format of the answer of the glorious person who solved this. async atransform_documents (documents: Sequence [Document], ** kwargs: Any) → Sequence [Document] # Asynchronously transform a list of documents. transform_documents (documents: Sequence [Document], ** kwargs: Any) → Sequence [Document] ¶ tiktoken is a fast BPE tokeniser for use with OpenAI's models. Big news! make sure to check the internal documentation or feel free to contact @shantanu. To split with a CharacterTextSplitter and then merge chunks with tiktoken, use its . Splitting text strings into tokens is useful because GPT models see text in the form of tokens. tiktoken 是由 OpenAI 创建的高速BPE分词器。 我们可以使用它来估计已使用的标记。对于 OpenAI 模型，它可能更准确。 文本的分割方式：通过传入的字符进行分割; 分块大小的衡量标准：使用 tiktoken 分词器计数 tiktoken (OpenAI) Length Function# You can also use tiktoken, a open source tokenizer package from OpenAI to estimate tokens used. Knowing how many tokens are in a text string can tell you a) whether the string is too long for a text model to process and b) how much an OpenAI API call costs (as usage is priced by token). Return type: None. Feb 13, 2025 · tiktoken is a fast BPE tokeniser for use with OpenAI's models. In this post, we'll explore the Tiktoken library, a Python tool for efficient text tokenization. This article tries to explain the basics of Chain, its It's based on the tiktoken Python library and designed to be fast and accurate. Apr 19, 2024 · The objective of this notebook is to demonstrate how to summarize large documents with a controllable level of detail. tiktoken是OpenAI开发的开源的快速token切分器。 首先我们需要了解的是GPT等大模型，并不是直接将字符串输入大模型，第一步需要做的就是token切分编码。 Mar 16, 2025 · Make sure you are using a Python version that is compatible with Tiktoken. split_documents (documents: Iterable [Document]) → List [Document] ¶ Split documents. 1] Add encoding_name_for_model, undo some renames to variables that are implementation details [v0. Tiktoken Tokenizer for GPT-4o, GPT-4, and o1 OpenAI models. Document splitting is often a crucial preprocessing step for many applications. This tool is essential for developers working with text embeddings, as it allows for precise control over the input size for models. model tiktoken file on the Hub, which is automatically converted into our fast tokenizer. Dursley, of number four, Privet Drive, were proud nanoGPT style version of Llama 3. Colabで実行 Google ⏳ langchain_tiktoken. By default, when set to None, this will be the same as the embedding model name. There are currently two models trained and released with tiktoken, GPT2 and Llama3. split_text (text: str) → List [str] [source] ¶ Split incoming text and return chunks. This process offers several benefits, such as ensuring consistent processing of varying document lengths, overcoming input size limitations of models, and improving the quality of text Dec 9, 2024 · from_tiktoken_encoder ([encoding_name, ]) Text splitter that uses tiktoken encoder to count length. g. Apr 25, 2024 · tiktoken原理介绍. The main Tiktoken class exposes APIs that allow you to process text using tokens, which are common sequences of character found in text. For more detailed information, you can refer to the official Tiktoken Mar 28, 2023 · You signed in with another tab or window. According to openai documentation, one needs to use the model gpt-3. split_text (text) Split text into multiple components. - mtfelix/openai_tiktoken requests. Both implementation are valuable to run prompt tokenization in Nodejs and . While there are many libraries available to achieve this, it is… Tips: Weights for the Llama3 models can be obtained by filling out this form. model tiktoken file. How the chunk size is measured: by tiktoken tokenizer This is an implementation of the Tiktoken tokeniser, a BPE used by OpenAI's models. You signed out in another tab or window. Here you’ll find answers to “How do I…. cl100k_base), or the model_name (e. Return type:. This library is built on top of the tiktoken library and includes some additional features and enhancements for ease of use with rust code. 已知包含 tiktoken. Dec 9, 2024 · from_tiktoken_encoder ([encoding_name, ]) Text splitter that uses tiktoken encoder to count length. callbacks. Return type: Sequence We would like to show you a description here but the site won’t allow us. NET environment before feeding prompt into a LLM. This repo contains Typescript and C# implementation of byte pair encoding(BPE) tokenizer for OpenAI LLMs, it's based on open sourced rust implementation in the OpenAI tiktoken. If you give a GPT model the task of summarizing a long document (e. 1. Cancel Create from_tiktoken_encoder ([encoding_name, ]) Text splitter that uses tiktoken encoder to count length. js-tiktoken: Pure JavaScript port of the original library with the core functionality, suitable for environments where WASM is not well supported or not desired (such as edge runtimes). 2. However, there are some cases where you may want to use this Embedding class with a model name not supported by tiktoken. Conda Files; Labels; Badges; License: MIT Home: https://github. 7 Dec 23, 2024 · 一、tiktoken简介. Tips: Weights for the Llama3 models can be obtained by filling out this form. py at main · openai/tiktoken from_tiktoken_encoder ([encoding_name, ]) Text splitter that uses tiktoken encoder to count length. Supports vocab: gpt2 (Same for gpt3) Oct 31, 2023 · The term chunking is being widely used nowadays, but in the scientific literature terms like “text/document segmentation” and import re cl100k_base = tiktoken. Parameters: documents (Sequence) – A sequence of Documents to be transformed Explore resources, tutorials, API docs, and dynamic examples to get the most out of OpenAI's developer platform. Here's an example of how to use Tiktoken to count tokens: from_tiktoken_encoder ([encoding_name, ]) Text splitter that uses tiktoken encoder to count length. Mar 24, 2024 · [Document(page_content="Harry Potter and the Sorcerer's Stone\n\n\nCHAPTER ONE\n\nTHE BOY WHO LIVED\n\nMr. The WASM version of tiktoken can be installed from NPM: @hauntsaninja can I assume that if a model is explicitly supported by tiktoken then we know which tokenizer is used?. split_documents (documents) Split documents. Will probably be more accurate for their models. get_encoding Aug 7, 2024 · Tiktoken is an open-source tokenization library offering speed and efficiency tailored to OpenAI’s language models. The architecture is exactly the same as Llama2. Reload to refresh your session. Map-reduce: Summarize each document on its own in a "map" step and then "reduce" the summaries into a final summary (see here for more on the MapReduceDocumentsChain, which is used for this method). OpenAI - tiktoken documentation; LangChain - Text Splitters; 参考资料. Documentation for js-tiktoken can be found in here. Oct 20, 2023 · The TokenTextSplitter class in LangChain is designed to work with the tiktoken package, which is used to encode and decode the text. get_separators_for_language (language) Retrieve a list of separators specific to the given language. Aug 8, 2024 · tiktoken是OpenAI开发的一种BPE分词器。给定一段文本字符串（例如，）和一种编码方式（例如，），分词器可以将文本字符串切分成一系列的token（例如，将文本字符串切分成token非常有用，因为GPT模型看到的文本就是以token的形式呈现的。 Documentation GitHub Skills Blog Solutions By company size. Aug 8, 2024 · Para empezar a utilizar Tiktoken, necesitamos instalarlo en nuestro entorno Python (Tiktoken también está disponible para otros lenguajes de programación). 6M file size exceeds the limit for configmaps and secrets: Documentation improvement on tiktoken integration #34221. Tiktoken is used to count the number of tokens in documents to constrain them to be under a certain limit. It's a partial Dart port from the original tiktoken library from OpenAI, but with a much nicer API. RAG pipelines retrieve relevant chunks to serve as context for the LLM to pull from when generating responses, which makes it important that the retrieved chunks provide the right amount of contextual information to answer the question, and no more than that. It&amp;#39;s based on the tiktoken Python library and designed to be fast and accurate. Apr 18, 2023 · In fact, this example demonstrates the functionality of the “tiktoken” library. from_tiktoken_encoder() method. This is basic implementation from ordinary encode/decode. Mar 28, 2024 · ① 第一种：tiktoken. Support for tiktoken model files is seamlessly integrated in 🤗 transformers when loading models from_pretrained with a tokenizer. and Mrs. Get Started Pricing Security Documentation. In order to load tiktoken files in transformers, ensure that the tokenizer. Completions Tiktoken. 0 fails while installing crewai Steps to Reproduce Run pip install crewai or uv pip install crewai Expected behavior The build for tiktoken should not fail Screenshots/Code snippets Operating Syste The updated documentation provides clear explanations of function parameters, return types, and expected behavior. How the chunk size is measured: by tiktoken tokenizer. Dec 18, 2023 · When developing a RAG application, it is important to have a well established document chunking pattern for ingesting content. tiktoken是由OpenAI开发的一个用于文本处理的Python库。它的主要功能是将文本编码为数字序列(称为"tokens"),或将数字序列解码为文本。 from_tiktoken_encoder ([encoding_name, ]) Text splitter that uses tiktoken encoder to count length. Enterprises Small and medium teams tiktoken is a fast BPE tokeniser for use with OpenAI's models. com/openai/tiktoken Tiktoken and interaction with Transformers. Openai's Tiktoken implementation written in Swift. 为了在transformers中正确加载tiktoken文件，请确保tiktoken. from typing import Dict, Iterator, List from tiktoken import Encoding from tiktoken. 5-turbo-0301 instead of gpt-3. 76 between the query and the document: res["summary"][9] This is the changelog for the open source version of tiktoken. , "tiktoken is great!" ) and an encoding (e. 0% of the crate is documented Feb 4, 2025 · Token Estimation with Tiktoken. Introduction to tiktoken 已知包含 tiktoken. This is useful to understand how Large Language Models (LLMs) perceive text. tiktoken_bpe_file: str, expected_hash: Optional Tiktoken is used to count the number of tokens in documents to constrain them to be under a certain limit. param tiktoken_enabled: bool = True ¶ Set this to False for non-OpenAI implementations of the embeddings API, e. MapReduceChain. model文件是tiktoken格式的，并且会在加载from_pretrained时自动加载。以下展示如何从同一个文件中加载词符化器(tokenizer)和模型： Dec 9, 2024 · from_tiktoken_encoder ([encoding_name, ]) Text splitter that uses tiktoken encoder to count length. To convert a text string into tokens using Tiktoken, we need to follow these steps: Load the desired encoding in Tiktoken using the tiktoken. model 文件发布的模型： gpt2; llama3; 使用示例. Skip to content. from_tiktoken_encoder() method takes either encoding_name as an argument (e. get_encoding ("o200k_base") assert enc. How to count tokens with Tiktoken. Mar 30, 2024 · To summarize a document using Langchain Framework, we can use two types of chains for it: 1. Esto se puede hacer con el siguiente comando: pip install tiktoken. py. csharp tokenizer openai gpt gpt-3 gpt-4 cl100kbase Updated May 17, 2024 Mar 21, 2023 · Alternatively, if you'd like to tokenize text programmatically, use tiktoken as a fast BPE tokenizer specifically used for OpenAI models. 9 — Reply to this email directly, view it on GitHub <#374 tiktoken is a fast BPE tokeniser for use with OpenAI's models. SharpToken is a C# library for tokenizing natural language text. encode ("hello world")) == "hello world" # To get the tokeniser corresponding to a specific model in the OpenAI API: enc = tiktoken. ?” types of questions. get_separators_for_language (language) split_documents (documents) Split documents. If you are using a virtual environment, ensure that it is activated before running the pip install command to avoid conflicts with other packages. Known models that were released with a tiktoken. 10k or more tokens), you'll tend to get back a relatively short summary that isn't proportional to the length of the document. tiktoken is a fast BPE tokeniser for use with OpenAI's models. The WASM version of tiktoken can be installed from NPM: js-tiktoken: Pure JavaScript port of the original library with the core functionality, suitable for environments where WASM is not well supported or not desired (such as edge runtimes). tiktoken. Or are tokenizers best-effort and there may be smaller or larger discrepancies (e. Are you using the right encoding_name? Explore resources, tutorials, API docs, and dynamic examples to get the most out of OpenAI's developer platform. The WASM version of tiktoken can be installed from NPM: Qwen-7B uses BPE tokenization on UTF-8 bytes using the tiktoken package. of this software and associated documentation files (the "Software"), to deal. It will probably be more accurate for the OpenAI models. model文件是tiktoken格式的，并且会在加载from_pretrained时自动加载。以下展示如何从同一个文件中加载词符化器(tokenizer)和模型： strip_whitespace (bool) – If True, strips whitespace from the start and end of every document. If you need accurate calculation, please refer to the official documentation. tiktoken 是一种快速 BPE tokenizer，是由OpenAI创建的。 我们可以用它来估计使用的token数。用在OpenAI模型会更准确。 文本如何拆分：按传入的字符。 如何测量块大小：通过tiktoken标记器。 pip install --upgrade --quiet langchain-text-splitters tiktoken Nov 16, 2023 · I have used Langchain's embed_query() and embed_document() methods and facing issue when these 2 methods calls _get_len_safe_embeddings() method. Closed Nov 6, 2024 · A thin wrapper around the tiktoken-rs crate, allowing to encode text into Byte-Pair-Encoding (BPE) tokens and decode tokens back to text. gpt-4). Explore resources, tutorials, API docs, and dynamic examples to get the most out of OpenAI's developer platform. he way the number of tokens is counted, is different from one model to another. please refer to the tiktoken documentation. import tiktoken enc = tiktoken. tiktoken . Any async atransform_documents (documents: Sequence [Document], ** kwargs: Any) → Sequence [Document] # Asynchronously transform a list of documents. decode (enc. . blob. 5-turbo # tiktoken（OpenAI）分词器. model文件是tiktoken格式的，并且会在加载from_pretrained时自动加载。以下展示如何从同一个文件中加载词符化器(tokenizer)和模型： Mar 27, 2023 · tiktoken-async is a fast BPE tokeniser for use with OpenAI's models, make sure to check the internal documentation or feel free to contact @shantanu. split_text (text: str) → List [str] [source] ¶ Split text into multiple components. static get_separators_for_language (language: Language) → List [str] [source] ¶ split_documents (documents: Iterable [Document]) → List [Document] ¶ Split documents. Fork of OpenAI's tiktoken library with compatibility for Python 3. Whether you're a seasoned Python developer or just getting started with NLP, this guide will provide you with a step-by-step process to accurately determine the token count of your text. Mar 10, 2022 · What makes documentation good. windows. Closed ViktorooReps opened this issue Oct 17, 2024 · 5 comments · Fixed by #34319. Qwen-7B uses BPE tokenization on UTF-8 bytes using the tiktoken package. _utils import BaseTokenizer # Constants controlling encode logic Mar 16, 2025 · To effectively utilize the tiktoken. tiktoken is a byte-pair encoding (BPE) tokenizer by OpenAI. In Python, counting the number of tokens in a string is efficiently handled by OpenAI's tokenizer, tiktoken. dev, as of November 2024, none of them support the GPT-4o and Dec 9, 2024 · from_tiktoken_encoder ([encoding_name, ]) Text splitter that uses tiktoken encoder to count length. Oct 9, 2024 · 本文介绍了使用tiktoken进行文本切分的基本方法和策略。希望本文的内容能为您在复杂文本处理中提供实用帮助。 进一步学习资源. It is recommended to use Python 3. Use cases covers tokenizing and counting tokens in text inputs. How the text is split: by character passed in. The official Meta Llama 3 GitHub site. tiktoken open in new window 是由 OpenAI 创建的快速 BPE 分词器。 我们可以使用它来估计所使用的标记数量。对于 OpenAI 模型来说，它可能会更准确。 文本如何进行分割：根据传入的字符进行分割。 分块大小的测量方式：由 tiktoken 分词器进行测量。 tiktoken tiktoken is a fast BPE tokenizer created by OpenAI. param tiktoken_model_name: Optional [str] = None ¶ The model name to pass to tiktoken when using this class. load import load_tiktoken_bpe from torchtune. Given a text string (e. Note that splits from this method can be larger than the chunk size measured by the tiktoken tokenizer. Unit test writing using a multi-step prompt. Transformers supports models with a tokenizer. get_encoding() function. 7. Here is how one would load a tokenizer and a model, which can be loaded from the exact from_tiktoken_encoder ([encoding_name, ]) Text splitter that uses tiktoken encoder to count length. 5. This returns the top result of the "Taxpayer's Right to View Act of 1993". Note that map-reduce is especially effective when understanding of a sub-document does not rely on preceding context. Sep 1, 2023. Apr 6, 2023 · ⏳ tiktoken #. model : gpt2; llama3; Example usage strip_whitespace (bool) – If True, strips whitespace from the start and end of every document. Add tiktoken. Finally, we'll show the top result from document search based on user query against the entire knowledge base. get_encoding('cl100k_base') function, it is essential to understand its role in tokenization for OpenAI's models. This repository contains the following packages: tiktoken (formally hosted at @dqbd/tiktoken): WASM bindings for the original Python library, providing full 1-to-1 feature parity. Jan 31, 2025 · To see all available qualifiers, see our documentation. [v0. kwargs (Any) Returns: A sequence of transformed Documents. It involves breaking down large texts into smaller, manageable chunks. make sure to check the internal documentation or feel free to contact @shantanu. Jan 11, 2023 · OpenAIのトークナイザー「tiktoken」の使い方をまとめました。 前回 1. Puedes consultar el código de la versión Python de código abierto de Tiktoken en el siguiente repositorio de GitHub. % Explore resources, tutorials, API docs, and dynamic examples to get the most out of OpenAI's developer platform. Contribute to karpathy/nano-llama31 development by creating an account on GitHub. - openai/tiktoken. - Releases · openai/tiktoken To see all available qualifiers, see our documentation. Token Limits Depending on the model used, requests can use up to 128,000 tokens shared between prompt and completion. core. , "cl100k_base" ), a tokenizer can split the text string into a list of tokens (e. , non-english languages or symbols) between the tokenizer tiktoken uses and what's used by the provider? Jun 8, 2023 · In this blog post, we will explore how to count the number of tokens in a given text using OpenAI's tokenizer, called tiktoken. The . It includes several tokenization schemes or encodings for how text should be tokenized. ConnectionError: HTTPSConnectionPool(host='openaipublic. OpenAI API Documentation; LangChain Documentation Splitting documents into smaller segments called chunks is an essential step when embedding your data into a vector store. You signed in with another tab or window. transform_documents (documents, **kwargs) Transform sequence of documents by splitting them. This step ensures that the Dec 9, 2024 · from_tiktoken_encoder ([encoding_name, ]) Text splitter that uses tiktoken encoder to count length. The new default is the same as tiktoken is a fast BPE tokeniser for use with OpenAI's models. 0] Add tiktoken. split_text (text) Split the input text into smaller chunks based on predefined separators. tiktoken 「tiktoken」は、OpenAI のモデルで使用する高速 BPE トークナイザーです。同等のオープンソースのトークナイザーよりも3～6倍高速です。OpenAI APIで利用するトークン数をカウントするのにも使えます。 2. - kingfener/tiktoken-openai js-tiktoken: Pure JavaScript port of the original library with the core functionality, suitable for environments where WASM is not well supported or not desired (such as edge runtimes). infino_callback. Dec 16, 2022. We'll cover installation, basic usage, and advanced techniques to save time and resources when working with large amounts of textual data. It exposes APIs used to process text using tokens. The new default is the same as This library provides a set of ready-made tokenizer libraries for working with GPT, tiktoken and related OpenAI models. model : gpt2; llama3; Example usage. May 21, 2024 · Tiktoken is a fast BPE tokeniser for use with OpenAI's models. The tokenizer is a BPE model based on tiktoken (vs the one based on sentencepiece implementation for Llama2). May be useful in case you end up rebaking your own image like me since the 1. from_tiktoken_encoder ([encoding_name, ]) Text splitter that uses tiktoken encoder to count length. encoding_for_model ("gpt-4o") The open source version of tiktoken tiktoken is a fast open-source tokenizer by OpenAI. tiktoken is a BPE tokeniser for use with OpenAI's models. This is an implementation of the Tiktoken tokeniser, a BPE used by OpenAI's models. Parameters: documents (Sequence) – A sequence of Documents to be transformed. Example code using tiktoken can be found in the OpenAI Cookbook. On local machine both methods are working fine for Tips: Weights for the Llama3 models can be obtained by filling out this form. Text splitter that uses tiktoken encoder to count length. What is Tiktoken? Installing Tiktoken; Basic Usage of Tiktoken; Advanced Techniques; Conclusion Alternatively, if you'd like to tokenize text programmatically, use Tiktoken as a fast BPE tokenizer specifically used for OpenAI models. import_tiktoken# langchain_community. _educational submodule to better document how byte pair encoding works; Ensure encoding_for_model knows about several new models; Add decode_with_offets Tiktoken. flutter_tiktoken API docs, for the Dart programming language. For more examples, see the Mar 3, 2023 · If you use OpenAI’s tiktoken (GitHub - openai/tiktoken) according to the documentation, it not only allows you to specify the toknizer directly by get_encoding function, but what is even greater, you can get tokenizer by providing the name of the model you would like to use leaving a choice of corresponding tokenizer to the library itself Support for tiktoken model files is seamlessly integrated in 🤗 transformers when loading models from_pretrained with a tokenizer. Description The build for tiktoken==0. This is resolved in tiktoken 0. You switched accounts on another tab or window. Knowing how many tokens are in a text string can tell you a) whether the string is too long for a text model to process and b) how much an OpenAI API call costs (as usage is priced by t tiktoken is a fast BPE tokeniser for use with OpenAI's models. It provides a convenient way to tokenize text and count tokens programmatically. Tiktoken is a fast BPE (Byte Pair Encoding) tokenizer specifically designed for OpenAI models. We can use it to estimate tokens used. 7 - AdmitHub/tiktoken-py3. model文件是tiktoken格式的，并且会在加载from_pretrained时自动加载。以下展示如何从同一个文件中加载词符化器(tokenizer)和模型： How-to guides. zwm yictd tfwfbep xcvf npvtb yyuyvy net bekgdzg pktn tcnr gwvty dtwykf urjen tidv pmspm