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LangChain/LangGraph with JavaScript/TypeScript
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Module 1
LangChain Fundamentals
1
Introduction to LangChain
Explain what LangChain is and identify its main components.
2
LangChain.js Setup in TypeScript
Install and configure LangChain.js in a TypeScript project.
3
Interacting with Chat Models in LangChain
Initialize and invoke a chat model using LangChain's chat model interface.
4
Crafting Prompts with ChatPromptTemplate
Create prompt templates using ChatPromptTemplate.
5
Dynamic Prompt Construction with Template Variables
Use template variables to dynamically construct prompts.
6
Parsing LLM Output with StringOutputParser
Parse LLM output using built-in output parsers such as StringOutputParser.
7
Building a Simple LLM Chain
Combine a prompt template, model, and output parser into a simple chain.
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