AI Agent Development Tutorials

Create a Custom LangChain Agent

By Jeff Weigl

Learn how to build a custom LangChain agent with tool-calling capabilities. This tutorial walks through the essential steps for creating your first functional agent.

Beginner LangChain Python

Fine-tuning LLMs for Agents

By Assembly AI

Discover techniques for fine-tuning language models to create more effective AI agents. This tutorial covers dataset preparation and training approaches.

Intermediate Fine-tuning LLM Development

Building RAG Applications

By Greg Kamradt

Learn to implement effective Retrieval-Augmented Generation (RAG) systems to give your AI agents access to custom knowledge bases and documents.

Beginner RAG Vector Search

Advanced LangChain Patterns

By James Briggs

Take your LangChain skills to the next level with advanced patterns for building more sophisticated agents with better reasoning capabilities.

Advanced LangChain Chain-of-Thought

Building LangChain Tools & Agents

By Sam Witteveen

Learn how to create custom tools and integrate them with LangChain agents. This tutorial demonstrates practical examples for building powerful agent capabilities.

Intermediate LangChain Tool Development

Advanced LLM Techniques for Agents

By Dave Shapiro

Explore advanced techniques for improving agent reasoning and problem-solving capabilities using the latest LLM methodologies.

Advanced LLM Development Agent Architecture

Implementing RAG with LlamaIndex

By Python Engineer

A hands-on guide to building an effective RAG system using LlamaIndex to enhance your AI applications with custom knowledge bases.

Beginner RAG LlamaIndex

LangChain Expression Language Tutorial

By AI Jason

Master the LangChain Expression Language (LCEL) to create more efficient and readable agent code with improved composability.

Intermediate LangChain LCEL

AI Agent Development Guide

AI Development Video Tutorials