Library / SDK
Agents & Orchestration
ControlFlow
1Agentic 2workflow 3framework 4built 5on 6Prefect
the six Ws · specification
W1
Who
Maintained by Prefect Technologies, Inc.
W2
What
A task-centric agentic workflow framework built on Prefect orchestration.
W3
Where
A Python library layered over Prefect.
W4
When
Reach for it when structuring agentic tasks with orchestration.
W5
Why
Task-centric control over agent workflows with Prefect underneath.
W6
With
Prefect, Python, Pydantic, and LLM providers.
W7
Watch
Vendor-backed (Prefect); Apache-2.0 library, a newer project. Runs locally.
alternatives