Guides

Each guide is the short version of one feature. The tutorial explains the same features slowly.

I want to	Guide
Show progress while a graph runs	Streaming
Wait for a person to approve something	Human-in-the-loop
Run several steps at the same time	Parallel branches
Repeat a step until the result is good	Loops
Use a graph as one step of another graph	Subgraphs
Let an AI model do the work of a node	AI models
Let a fast model pick the next step	Decision models
Let an AI model call my functions	Agents with tools
Draw a graph or test its shape	Inspecting a graph
Try a step again when it fails, or stop one that takes too long	Retries and time limits
Test a graph with an agent, without an API key	Testing