Hugging Face
smolagents
Minimal Python library for agents that write and execute Python code as their actions.
Install
Run in your terminal
pip install smolagents
Latest version read from pypi package smolagents.
Multi-agent patterns
Handoffs
One agent passes the conversation to another agent, which takes over.
Not shown in the docs.
Subagents / agents as tools
A main agent calls other agents like tools and gets their result back, each with its own context.
How smolagents does itGraph or workflow
You define steps and edges (or a workflow), and the framework runs agents and functions through them.
Not shown in the docs.
Group 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 smolagents does itProtocols and hosting
Hosted runtime
Self-hosted only (none documented)
Questions
Does smolagents support MCP?
Yes. smolagents's documentation shows agents using tools from MCP servers.
Does smolagents support the A2A protocol?
Its documentation does not cover A2A as of 2026-10-07.
What multi-agent patterns does smolagents support?
The docs show: subagents / agents as tools, human in the loop.
Links
Alternatives in the same languages
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Reviewed Oct 7, 2026.