AWS
Strands Agents
Model-driven SDK for building agents in a few lines of code, with multi-agent swarm, graph and agents-as-tools patterns.
Install
Run in your terminal
pip install strands-agents
Run in your terminal
npm install @strands-agents/sdk
Latest version read from pypi package strands-agents.
Multi-agent patterns
Handoffs
One agent passes the conversation to another agent, which takes over.
How Strands Agents does itSubagents / agents as tools
A main agent calls other agents like tools and gets their result back, each with its own context.
How Strands Agents does itGraph or workflow
You define steps and edges (or a workflow), and the framework runs agents and functions through them.
How Strands Agents does itGroup chat / crew
Several agents with roles work together on a task, coordinated by a manager or a selection rule.
Not shown in the docs.
Human in the loop
The run pauses for a person to approve, edit or answer before it continues.
How Strands Agents does itProtocols and hosting
Questions
Does Strands Agents support MCP?
Yes. Strands Agents's documentation shows agents using tools from MCP servers.
Does Strands Agents support the A2A protocol?
Yes. Strands Agents's documentation covers the Agent2Agent (A2A) protocol.
What multi-agent patterns does Strands Agents support?
The docs show: handoffs, subagents / agents as tools, graph or workflow, human in the loop.
Links
Alternatives in the same languages
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Reviewed Oct 7, 2026.