// Hacker Noon · 6 January 2026

How to Build Your First AI Agent and Deploy it to Sevalla

LangChain is a framework for working with large language models. It lets a model call functions, use tools, connect with databases, and follow workflows. LangChain is ideal for building agents that answer questions, automate tasks, or handle complex flows.

Hacker Noon

@hacker-noon · Manish Shivanandhan

hackernoon.com

Hacker Noon@hacker-noon