LangGraph

LangChain's low-level orchestration framework modeling agents as stateful graphs: nodes, edges, checkpoints, and human-in-the-loop interrupts - the infrastructure layer many production agents standardize on.

View source on GitHub

Key takeaways

• 01

  Graphs with checkpoints make agent state durable and resumable

• 02

  Interrupts formalize human approval points in the loop

Flows built on this research

Agent Architecture

Error Recovery and Retry Policy for the Agent Loop

Design the retry, backoff, and give-up behavior that separates production agents from demos that loop forever.

4 steps · 60-90 minutes

Agent Architecture

Single-Agent vs Multi-Agent: Decide and Design

A decision flow for the most expensive architecture choice in agent systems - grounded in what actually ships versus what demos well.

4 steps · 45-75 minutes