LangChain for Beginners | Run AI Locally with Ollama

Description

In this video, you’ll learn how to use LangChain with Ollama to build and run your own AI application locally — without relying on paid APIs. We’ll start by understanding what Ollama and LangChain are, then set up a local AI model, and finally interact with it using JavaScript. This is a beginner-friendly guide, perfect if you’re just getting started with local LLMs and AI development. What you’ll learn - What Ollama is and how to run models locally - What LangChain does and why we use it - How to download and run models using Ollama - How to connect LangChain with Ollama - How to build a simple AI interaction using JavaScript langchain tutorial, ollama tutorial, local ai, run llm locally, langchain javascript, ollama js, local llm setup, ai without api, open source ai