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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

Tutorials & How-Tos

Multi Needle in a Haystack

Ankush Gola
March 13, 2024
6
min
Agent Architecture

Iterating Towards LLM Reliability with Evaluation Driven Development

The LangChain Team
March 11, 2024
7
min
Company Announcements
Partner

Use Case Accelerant: Extraction Service

The LangChain Team
March 6, 2024
7
min
LangGraph

LangGraph for Code Generation

Ankush Gola
February 27, 2024
4
min
Tutorials & How-Tos

Reflection Agents

Ankush Gola
February 21, 2024
6
min
Tutorials & How-Tos
Partner

JSON agents with Ollama & LangChain

The LangChain Team
February 20, 2024
7
min
LangChain
Partner
Tutorials & How-Tos

Supercharging If-Statements With Prompt Classification Using Ollama and LangChain

The LangChain Team
February 19, 2024
6
min
Harrison's In the Loop
Observability & Evals

Winning in AI means mastering the new stack

Harrison Chase
February 16, 2024
8
min
Company Announcements
LangSmith

Announcing the General Availability of LangSmith and Our Series A Led By Sequoia Capital

Ankush Gola
February 15, 2024
6
min
Case Studies
LangChain
LangSmith

Rakuten Group builds with LangChain and LangSmith to deliver premium products for its business clients and employees

The LangChain Team
February 14, 2024
3
min
Case Studies
LangSmith
Observability & Evals

How Dataherald Makes Natural Language to SQL Easy

The LangChain Team
February 14, 2024
4
min
LangGraph
Agent Architecture

Plan-and-Execute Agents

The LangChain Team
February 13, 2024
5
min
LangGraph

BCG X Releases AgentKit, a Full-Stack Starter Kit for Building Constrained Agents

The LangChain Team
February 12, 2024
5
min
Partner
Case Studies

LangChain Partners with CommandBar on their Copilot User Assistant

The LangChain Team
February 8, 2024
2
min
Company Announcements
LangChain

Human-in-the-loop with OpenGPTs and LangGraph

The LangChain Team
February 8, 2024
4
min

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