LangChain - LangChain Blog (Page 2)

Monte Carlo: Building Data + AI Observability Agents with LangGraph and LangSmith

See how Monte Carlo built its AI Troubleshooting Agent on LangGraph and debugged with LangSmith to help data teams resolve issues faster

Case Studies 4 min read

Building LangGraph: Designing an Agent Runtime from first principles

In this blog piece, you’ll learn why and how we built LangGraph for production agents—focusing on control, durability, and the core features needed to scale.

15 min read

LangChain & LangGraph 1.0 alpha releases

Today we are announcing alpha releases of v1.0 for langgraph and langchain, in both Python and JS. LangGraph is a low-level agent orchestration framework,

3 min read

How Bertelsmann Built a Multi-Agent System to Empower Creatives

See how one of the world’s biggest media companies leveraged LangGraph from its earliest days to build and deploy a multi-agent system to production that empowers creativity.

Case Studies 6 min read

Why agent infrastructure matters

Learn why agent infrastructure is essential to handling stateful, long-running tasks — and how LangGraph Platform provides the runtime support needed to build and scale reliable agents.

4 min read

LangSmith and LangGraph Platform are now available in AWS Marketplace

LangSmith and LangGraph Platform (self-hosted deployments) are now available in AWS Marketplace.

3 min read

Open Deep Research

TL;DR Deep research has broken out as one of the most popular agent applications. OpenAI, Anthropic, Perplexity, and Google all have deep research products

8 min read

How to Build an Agent

Learn how to build an agent -- from choosing realistic task examples, to building the MVP to testing quality and safety, to deploying in production.

6 min read

How Exa built a Web Research Multi-Agent System with LangGraph and LangSmith

See how Exa used LangGraph and LangSmith to build a multi-agent web research system to process research queries

Case Studies 4 min read

How Captide agents running on LangGraph Platform compress investment research from days to seconds

See how Captide is using LangGraph Platform and LangSmith for their investment research and equity modeling agents.

Case Studies 4 min read

Benchmarking Multi-Agent Architectures

By Will Fu-Hinthorn In this blog, we explore a few common multi-agent architectures. We discuss both the motivations and constraints of different architectures. We benchmark

7 min read

LangGraph Release Week Recap

See what we released for LangGraph.js and Python over the past few weeks to speed up development workflows and gain more control at every level of your graph.

2 min read