LangGraph

Graph and workflow · by LangChain

LangGraph

Build agents as graphs. Loops, memory, human approval and full control of the flow.

38 lessons4h 57m reading6 sections

01Build a graph0/8 · 1h 00m

LangGraph overview7m

Installation and setup5m

Graph visualization with draw_mermaid3m

Conditional edges15m

Section quiz · 5 questionsNot taken

02Combine, branch and scale0/6 · 28m

Parallel nodes4m

Loops and recursion limit5m

Section quiz · 4 questionsNot taken

03Models, messages and tools0/8 · 1h 28m

MessagesState and add_messages9m

Tools and bind_tools9m

ToolNode and tools_condition12m

Structured output12m

create_agent11m

Section quiz · 5 questionsNot taken

04Memory and control0/9 · 1h 01m

Checkpointer12m

Runtime context5m

Trim and remove messages5m

Review and edit tool calls5m

Retry policies5m

Section quiz · 5 questionsNot taken

05Build a real agent0/4 · 38m

Multi-agent supervisor15m

Project: support agent7m

Section quiz · 4 questionsNot taken

06Ship it0/3 · 22m

Section quiz · 2 questionsNot taken