An honest tool, not a crystal ball. 15-minute crypto direction is close to a coin flip,
so every probability here is capped near 50% on purpose — the point is to measure your
hit rate. If it parks near 50%, that's the truth, not a bug.
⚠︎
Not financial advice. Price comes from Coinbase
(a proxy for the CF Benchmarks index Kalshi settles on). Runs entirely in your browser — nothing is
sent anywhere, your history is saved locally. Don't risk money you can't afford to lose.
Predict a 15-minute window
Defaults to the upcoming window. Pulls the latest candle automatically (gives up after 7s); if the feed is blocked, type the prior candle below — that works with no internet.
Prediction
Probability
Asset
Confidence
Trade
1h trend
Prior candle
Momentum
Log actual result:
Track record
Win rate
—
Resolved
0
Logged
0
coin flip
0%50%100%
Recent predictions
Window (ET)
Asset
Pred
Prob
Actual
Hit
Tap UP / DOWN in the Actual column to log or correct any result.
Calibration — does “55%” actually win 55%?
Predicted UP%
Actual UP%
n
Over a fair sample, these drifting toward ~50% is the honest result.
Danger zone
Permanently delete every saved prediction, result, and stat from this browser. This can't be undone.