The Agent SDK gives you agents and handoffs. LangGraph gives you the graph — the blueprint for how agents connect, how data flows, and how decisions route work through different paths.
Think of it this way: the Agent SDK defines what each agent can do. LangGraph defines the workflow they operate in.
Ship it
A custom LangGraph pipeline with branching and parallel nodes
Rex — LangGraph DAG Construction
The Agent SDK gives you agents and handoffs. LangGraph gives you the graph — the blueprint for how agents connect, how data flows, and how decisions route work through different paths.
Think of it this way: the Agent SDK defines what each agent can do. LangGraph defines the workflow they operate in.
Ship it
A custom LangGraph pipeline with branching and parallel nodes