StateGraph — 3 Technical Articles

Sep 22, 2025 · Artificial Intelligence

Building Conditional Branch and Loop Graphs with LangGraph AI Agents

This tutorial demonstrates how to use LangGraph's low‑level API to create stateful conditional‑branch, loop, and combined graphs for AI agents, showing step‑by‑step definitions of Pydantic state models, node logic, edge configuration, compilation, and test execution with concrete code examples.

AI agentsLangGraphPydantic

0 likes · 12 min read

Building Conditional Branch and Loop Graphs with LangGraph AI Agents

Fun with Large Models

Sep 20, 2025 · Artificial Intelligence

Getting Started with LangGraph Low‑Level API: Designing Nodes, Edges, and State

This tutorial explains the design principles of LangGraph's low‑level graph API—nodes, edges, and State—demonstrates a simple addition‑subtraction workflow, shows how to visualize and execute the graph, and introduces Pydantic‑based State validation for more robust agent development.

AI agentsGraph WorkflowLangGraph

0 likes · 12 min read

Getting Started with LangGraph Low‑Level API: Designing Nodes, Edges, and State

AI Large Model Application Practice

Mar 1, 2024 · Artificial Intelligence

Why LangGraph Is Needed: Extending LangChain with Loops and Fine‑Grained Agent Control

LangGraph, introduced in LangChain 0.1, addresses the limitations of simple Chains by adding loop capabilities and detailed control over Agent execution, enabling complex multi‑Agent, RAG, and self‑repair scenarios through a state‑graph architecture.

LCELLangChainLangGraph

0 likes · 12 min read

Why LangGraph Is Needed: Extending LangChain with Loops and Fine‑Grained Agent Control