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Agent Architecture
Deep Agents
Open Source

Running Subagents in the Background

Hunter Lovell
Colin Francis
April 16, 2026
4
min
Agent Architecture

The Anatomy of an Agent Harness

Vivek Trivedy
March 10, 2026
9
min
Tutorials & How-Tos
Case Studies

How we built LangChain’s GTM Agent

The LangChain Team
March 9, 2026
10
min
Observability & Evals
Agent Architecture

Evaluating Skills

The LangChain Team
March 5, 2026
7
min

Recent stories

Company Announcements
LangGraph
Agent Architecture

Is LangGraph Used In Production?

The LangChain Team
February 4, 2025
3
min
Harrison's In the Loop
Company Announcements

Introducing Interrupt: The AI Agent Conference by LangChain

Harrison Chase
February 3, 2025
2
min
Company Announcements
LangGraph

Introducing the LangGraph Functional API

Ankush Gola
January 29, 2025
7
min
Case Studies
LangGraph
Deployment

Exploring Prompt Optimization

The LangChain Team
January 28, 2025
16
min
Company Announcements
Partner
LangSmith

Introducing Pytest and Vitest integrations for LangSmith Evaluations

The LangChain Team
January 22, 2025
6
min
Case Studies
LangGraph
LangSmith

How Captide is redefining equity research with agentic workflows running on LangGraph Platform

The LangChain Team
January 20, 2025
3
min
Case Studies
LangGraph
LangSmith

How Minimal built a multi-agent customer support system with LangGraph & LangSmith

The LangChain Team
January 20, 2025
4
min
Harrison's In the Loop
LangGraph

Introducing ambient agents

Harrison Chase
January 14, 2025
6
min
Case Studies
LangSmith

Acxiom's use of LangSmith for enhanced audience segmentation

The LangChain Team
January 12, 2025
3
min
Company Announcements

Structured Report Generation Blueprint with NVIDIA AI

The LangChain Team
January 6, 2025
3
min
LangGraph
Deployment

Top 5 LangGraph Agents in Production 2024

The LangChain Team
December 31, 2024
3
min
Company Announcements
Case Studies

LangChain State of AI 2024 Report

The LangChain Team
December 19, 2024
6
min
Agent Architecture
LangGraph

Custom Authentication and Access Control for LangGraph Platform

Ankush Gola
December 19, 2024
4
min
Case Studies
LangGraph
LangSmith

How AppFolio transformed property management workflows with Realm-X, built using LangGraph and LangSmith

The LangChain Team
December 16, 2024
4
min
Company Announcements
LangSmith
Observability & Evals

Making it easier to build human-in-the-loop agents with interrupt

The LangChain Team
December 14, 2024
4
min

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