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Prefect
@prefect.io
Modern workflow orchestration for data and ML engineers.

Website: https://prefect.io
Code: https://github.com/prefecthq/prefect
Slack: https://prefect.io/slack
Read our dev log for more on how it came to be:

dev-log.prefect.io/mcpval/
MCPval
Using evals to back out a useful Prefect MCP Server
dev-log.prefect.io
October 28, 2025 at 9:49 PM
s/o to the @mintlify.bsky.social team for making much of this possible!
October 14, 2025 at 3:39 PM
On walking the talk when it comes to HA setups:

dev-log.prefect.io/walk-it-like...
Walk it like I talk it
Working towards a high availability Prefect server
dev-log.prefect.io
September 5, 2025 at 10:56 PM
On feature decomposition in complex frameworks like Prefect:

dev-log.prefect.io/y.a.r.d.-yet...
Y.A.R.D. (Yet Another Retry Decorator)
In which I attempt to justify introducing a dedicated retry decorator to Prefect
dev-log.prefect.io
September 5, 2025 at 10:56 PM
On effectively coping with python's bolted-on type system:

dev-log.prefect.io/more-effecti...
More effectively coping with Python's 'type system'
Bolting a slightly more sane type system onto python with pydantic
dev-log.prefect.io
September 5, 2025 at 10:56 PM
On making workers stateless:

dev-log.prefect.io/teaching-old...
Teaching Old Workers New Tricks
How we're giving Prefect workers the glow up they justly deserve.
dev-log.prefect.io
September 5, 2025 at 10:56 PM
Check out the rest of this thread for dev log entries that chronicle our latest work:
a close up of a person 's mouth in a dark room with a light coming out of it .
Alt: a pen scratching on a flaming notepad
media.tenor.com
September 5, 2025 at 10:56 PM
building a roast-bot to make sure we stay on top of the dev log!

dev-log.prefect.io/llm-assisted...
LLM assisted accountability
I often forget to write, so here's how I'll keep myself accountable to writing a dev log entry every week.
dev-log.prefect.io
August 19, 2025 at 5:25 PM
$ prefect transfer --from oss --to cloud

dev-log.prefect.io/we-love-a-go...
We love a good graph
We're shipping a new Prefect command that moves your entire data platform between environments (and its powered by a DAG 🤫).
dev-log.prefect.io
August 19, 2025 at 5:25 PM
hi @cedricbatailler.bsky.social - no plans at this time!
August 7, 2025 at 11:32 PM