Library / SDK
Agents & Orchestration
Fast Agent
1Build 2MCP-native 3agents 4and 5workflows 6quickly
the six Ws · specification
W1
Who
Open-source project by evalstate.
W2
What
Builds MCP-native agents and workflows in Python.
W3
Where
A Python library on your infrastructure.
W4
When
When agents should natively speak MCP.
W5
Why
First-class MCP support with minimal boilerplate.
W6
With
Python, MCP servers, and an LLM provider.
W7
Watch
Community-maintained; open-source (Apache-2.0), library only. Runs locally and calls the MCP servers and providers you configure.
alternatives