Search
Categories
Blog
Pricing
Submit

Newsletter

Join the Community

Subscribe to our newsletter for the latest news and updates

Email

AI Tools Nav

Find the best AI tool for the job — curated, English-first.

Explore

Search
Categories
Tags
Collections

Resources

Blog
Pricing
Submit a tool

Jobs

Writing
Image
Code / Agents
Research / Chat

Company

About
Privacy Policy
Terms of Service
Sitemap

Copyright © 2026 AI Tools Nav. Open-source listings include data from OSS AI Hub (CC BY 4.0).

Home
Category
LangChain

LangChain

LangChain is an open-source framework for building applications with large language models, providing abstractions for chains, agents, memory, and tool use…

Introduction

Information

Websitelangchain.com
Published date2026/09/28

Categories

Code / Agents
Free-only
Open-source / Self-host

Tags

Free tier
Open source
Self-host
Code

More Products

GitHub Copilot

AI pair programmer for code completion and chat in the IDE.

Free tier Freemium Code

Cursor

AI-native code editor for writing and reviewing software.

Free tier Freemium Code

Hugging Face

Open-source / Self-host Code / Agents Free-only

Open models, datasets, and spaces for building with AI.

Free tier Freemium Open source Code

What it is for

LangChain is an open-source framework for building applications with large language models, providing abstractions for chains, agents, memory, and tool use…

Pricing

Free and open source. LangSmith hosted platform from $39/month.

Website

https://langchain.com

Repository

https://github.com/langchain-ai/langchain

Last verified

2026-09-28 via aifoxx (MIT). Editorial notes are short and may lag the vendor site.