Topic
LangChain Agents & Tool Calling
3 posts on langchain agents & tool calling — part of framework tutorials on the n4n AI blog.
Framework tutorialsTutorial
LangChain ReAct agents: a hands-on tutorial
Hands-on langchain react agent tutorial: build a ReAct agent with tools, step-by-step code, and expected outputs using LangChain's current API.
3 min read
Framework tutorialsHow-to
Building a web search agent with LangChain and Tavily
Build a LangChain web search agent with Tavily and tool calling. Step-by-step setup, runnable code, and verification for production use.
4 min read
Framework tutorialsHow-to
Build a LangChain agent with custom tool calling
A step-by-step guide to langchain agent custom tool calling: define tools, wire a reasoning loop, verify with Python code and pytest for production use.
3 min read
More topics in framework tutorials
- AutoGen Agent Teams for Research & Automation11
- Choosing an AI Framework by Use Case10
- Framework Tutorials: Legal & Healthcare Document Q&A9
- One Backend, Every Model: Swapping GPT-5, Claude, Gemini & Llama Across Frameworks9
- AutoGen Human-in-the-Loop Workflows8
- LangChain Multi-Model Fallback & Routing8
- AutoGen Getting Started with n4n.ai7
- AutoGen Multi-Agent Conversations & Group Chat7
- Building Chatbots with Vercel AI SDK & Next.js7
- CrewAI Agent Roles & Task Design7
- CrewAI Getting Started with n4n.ai7
- CrewAI Real-World Crew Examples7