[KongchangAI]

#LangGraph

71 related articles

StateGuard: Adding Transactional Rollback and Audit Capabilities to LangGraph Nodes
·2 min

StateGuard: Adding Transactional Rollback and Audit Capabilities to LangGraph Nodes

StateGuard is an MIT-licensed library that adds transactional rollback, invariant validation, Saga compensation, and audit logging to LangGraph nodes — filling gaps native checkpoints can't address.

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How to Intercept LangChain Tool Calls by Argument Without Touching Agent Code
·2 min

How to Intercept LangChain Tool Calls by Argument Without Touching Agent Code

How to intercept LangChain/LangGraph tool calls by argument without modifying agent code. Analyzes a gateway-based policy layer, comparing interrupt() human approval vs. in-tool checks, and key limitations like streaming and fail open.

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From Chain to Graph: Why LangGraph Is Essential for AI Application Development
·3 min

From Chain to Graph: Why LangGraph Is Essential for AI Application Development

Explore the evolution from Chain to Graph in AI development. Understand LangGraph's nodes, edges, and state, and why graph architecture beats chain-based design for complex Agent applications.

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LangGraph Beginner's Guide: The Complete OS for AI Agents
·2 min

LangGraph Beginner's Guide: The Complete OS for AI Agents

LangGraph is called the OS for AI Agents. This guide covers its relationship with LangChain, State/Node/Edge fundamentals, checkpoints, human-in-the-loop, and subgraphs.

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From Traditional RAG to Agentic RAG: Core Principles and Implementation Guide
Tutorials
·3 min

From Traditional RAG to Agentic RAG: Core Principles and Implementation Guide

Deep dive into the technical differences between traditional RAG and Agentic RAG, covering offline/online pipeline principles, tool-based autonomous decision mechanisms, and a LangGraph-based Agentic RAG implementation via the ChatBox open-source project.

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Advanced LangGraph in Practice: Complete Guide to Agent Optimization, Evaluation, and Cloud Deployment
Tutorials
·3 min

Advanced LangGraph in Practice: Complete Guide to Agent Optimization, Evaluation, and Cloud Deployment

Deep dive into three advanced LangGraph topics: multi-agent architecture optimization, evaluation frameworks for non-deterministic AI systems, and cloud deployment with LangGraph Platform.

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LangGraph + MCP in Practice: A Deep Dive into Agent Architecture and the MCP Protocol
Tutorials
·3 min

LangGraph + MCP in Practice: A Deep Dive into Agent Architecture and the MCP Protocol

Deep dive into the MCP protocol's core principles and practical applications, covering agent capabilities, MCP architecture, ERP integration, and building agents with LangGraph.

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LangGraph + MCP in Practice: A Deep Dive into Agent Architecture and the MCP Protocol
Tutorials
·3 min

LangGraph + MCP in Practice: A Deep Dive into Agent Architecture and the MCP Protocol

Deep dive into MCP (Model Context Protocol) core principles and practical applications, covering agent capabilities, MCP architecture, ERP integration, and building agents with LangGraph.

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LangGraph 0.5.3 + MCP Agent Development in Practice: Security Authentication & Deployment Guide
Tutorials
·2 min

LangGraph 0.5.3 + MCP Agent Development in Practice: Security Authentication & Deployment Guide

LangGraph 0.5.3 introduces MCP server security authentication and agent deployment solutions. Combined with Qwen3 models, it provides a complete production-grade AI agent development stack.

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LangGraph Multi-Agent Architecture: Graph Structure Principles and Enterprise-Level Implementation Guide
Tutorials
·3 min

LangGraph Multi-Agent Architecture: Graph Structure Principles and Enterprise-Level Implementation Guide

Deep dive into LangGraph's core graph structure design, single and multi-agent collaboration patterns, MCP protocol integration, and Time Travel fault-tolerance, with enterprise-level hybrid multi-agent architecture implementation.

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LangGraph Multi-Agent Architecture: Core Principles and Enterprise-Level Implementation Guide
Tutorials
·3 min

LangGraph Multi-Agent Architecture: Core Principles and Enterprise-Level Implementation Guide

Deep dive into LangGraph multi-agent architecture covering Graph structure principles, MCP service integration, Time Travel debugging, and supervised multi-agent enterprise implementation patterns.

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LangGraph + MCP: A Practical Guide to Building Enterprise-Grade ChatBI Data Analysis Agents
Tutorials
·3 min

LangGraph + MCP: A Practical Guide to Building Enterprise-Grade ChatBI Data Analysis Agents

Learn how to build a ChatBI data analysis Agent from scratch using LangGraph + multi-MCP architecture, covering centralized-to-decentralized evolution, NL2SQL, agent orchestration, and enterprise deployment.

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LangGraph vs LangChain: How to Choose Your Agent Development Framework
Tutorials
·2 min

LangGraph vs LangChain: How to Choose Your Agent Development Framework

In-depth comparison of LangGraph vs LangChain: controllability, extensibility, and FastAPI-powered performance. Covers storage, enterprise private deployment, and migration guidance for agent developers.

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Frontend Engineers Leveling Up to AI Agents: LangGraph.js Architecture Design & Practical Guide
Tutorials
·3 min

Frontend Engineers Leveling Up to AI Agents: LangGraph.js Architecture Design & Practical Guide

How can frontend engineers advance into AI Agent development? This guide covers LangGraph.js core architecture (state, nodes, edges), LangChain comparison, and workflow agent design with practical examples.

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Enterprise Multi-Agent Development: Low-Code Platforms vs. Hand-Written Code — An In-Depth Comparison
Tutorials
·3 min

Enterprise Multi-Agent Development: Low-Code Platforms vs. Hand-Written Code — An In-Depth Comparison

In-depth comparison of two enterprise multi-agent development approaches: low-code platforms like Dify vs. hand-written code with LangGraph. Covers efficiency, flexibility, security, and prompt injection defense strategies.

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AgentSpan in Practice: Building Persistent AI Agents in Python with Crash Recovery and Human Approval
Tutorials
·2 min

AgentSpan in Practice: Building Persistent AI Agents in Python with Crash Recovery and Human Approval

Learn how AgentSpan enables AI Agent state persistence with crash recovery, human approval workflows, and seamless LangGraph integration. Full Python examples included.

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LangGraph Multi-Agent Architecture in Practice: A Complete Guide from Single Agent to Enterprise-Level Applications
Tutorials
·2 min

LangGraph Multi-Agent Architecture in Practice: A Complete Guide from Single Agent to Enterprise-Level Applications

In-depth guide to LangGraph multi-agent architecture: covering Graph structures, MCP protocol integration, single Agent building to enterprise-level multi-agent collaboration for AI developers.

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LangGraph 1.0.5 Tutorial: Master AI Agent Orchestration & Multi-Agent Systems in Six Lessons
Tutorials
·1 min

LangGraph 1.0.5 Tutorial: Master AI Agent Orchestration & Multi-Agent Systems in Six Lessons

Complete guide to LangGraph 1.0.5 tutorial series covering durable execution, memory management, Human in the Loop, streaming, time travel, and multi-agent collaboration.

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