one a day
today: —
streak: 0
next challenge in --:--:--
The Daily Bleeding Edge
One hand-crafted challenge per calendar day. It ships at midnight, it's free, it's unforgiving, and it feeds the streak.
loading today's challenge…
// the learning agent
Today's engine picks
three challenges built on-device from your survey + solve history.
// adaptive coaching
The agent's read on you
Every time you rate your experience, the engine recalibrates difficulty, categories, and pacing for the next batch.
// make the agent smarter
The survey
90 seconds. Anonymous unless you volunteer an email. It re-calibrates the engine that builds your challenges.
Obsessed with dailies yet?
Free tier includes the daily challenges, the engine picks, and every tool guide. Pro unlocks infinite labs.