# langchain node.js openai

Published articles for langchain node.js openai.

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## CLI Chatbot with LangChain and OpenAI in Node.js

DevFeed: [CLI Chatbot with LangChain and OpenAI in Node.js](<https://devfeed.tech/articles/cli-chatbot-with-langchain-and-openai-in-node-js-18946.md>)

Original publisher: [Read original article](<https://www.robinwieruch.de/langchain-node-js-openai/>)

Author: Robin Wieruch

Published: 2025-03-03T07:50:46Z

Content type: tutorial

Language: en

Sources: [Robin Wieruch](<https://devfeed.tech/sources/robin-wieruch.md>)

Topics: [LangChain](<https://devfeed.tech/topics/langchain.md>), [Node.js](<https://devfeed.tech/topics/node-js.md>), [OpenAI](<https://devfeed.tech/topics/openai.md>), [Command-line interface](<https://devfeed.tech/topics/cli.md>), [JavaScript](<https://devfeed.tech/topics/javascript.md>), [Chat Bot](<https://devfeed.tech/topics/chatbot.md>), [API](<https://devfeed.tech/topics/api.md>)

Tags: [cli](<https://devfeed.tech/tags/cli.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [javascript](<https://devfeed.tech/tags/javascript.md>), [langchain](<https://devfeed.tech/tags/langchain.md>), [langchain-node-js-openai](<https://devfeed.tech/tags/langchain-node-js-openai.md>), [node](<https://devfeed.tech/tags/node.md>), [node-js](<https://devfeed.tech/tags/node-js.md>), [openai](<https://devfeed.tech/tags/openai.md>), [tutorial](<https://devfeed.tech/tags/tutorial.md>)

### AI overview

A step-by-step tutorial for building a simple command-line chatbot in Node.js using JavaScript, LangChain, and OpenAI. It covers dependency installation, API key configuration, model interaction, prompt handling, user input, and possible extensions such as conversation memory, additional language models, and a graphical interface.

### Source excerpt

How to: OpenAI in JavaScript with LangChain. A step by step example on how to use the OpenAI API in JavaScript with LangChain ...