An AI DFS coach that shows its work.
One quick, practical lesson to sharpen your edge — plus a question you can take straight to Sparky, who streams the answer and shows every source it touches.
Read the daily lesson
One concrete, practical DFS idea — ownership, leverage, construction — chosen for the day.
Take the question to Sparky
Each lesson ends with a question you can paste straight into the assistant.
Watch it show its work
Sparky streams the answer, taps your data and the web, and cites every source.
A real lesson today — then ask Sparky anything
Every day's brief carries one practical idea (this is the exact lesson from today's issue). Take the follow-up question into Sparky and watch it stream the answer, pull your data and the web, and show its sources — with your threads saved across sessions.
Ask Sparky inside dfsOS →What Sparky does for you
A lesson a day
One practical, source-aware DFS idea in every issue.
Ask anything
Strategy, leverage, ownership, construction — in plain language.
Sees your data + web
Live tool-calling against your projections and the open web.
Threads persist
Your conversations are saved and picked back up across sessions.
Start your free 7-day trial
Get every dfsOS tool for a week — winners boards, lineup review, the Slate Control Center, Sparky, and community profiles. Cancel anytime.
No charge today. 7-day free trial, cancel anytime.
Or get the free daily brief