Find your edge. Pick your plan.
From free scanning to fully automated Kalshi trading.
MonthlyAnnual20% off annually
Current
Free
$0forever
Start scanning weather edges
- ✓7 contract edge scores per refresh
- ✓3 paper picks per day
- ✓GFS, ECMWF, HRRR, ICON, NBM consensus
- ✓Leaderboard + weekly challenges
- ✓Weekly email digest
Current Plan
Most Popular
Pro
$19.99/mo
Full edge intelligence for serious traders
- ✓Unlimited edge scores + picks
- ✓Real-time edge alerts (email + push)
- ✓Smart signals (shifts, divergence, spikes)
- ✓Microclimate intelligence
- ✓Arbitrage scanner (Kalshi vs Polymarket)
- ✓Kelly Criterion sizing
- ✓Model accuracy by city
- ✓Price alerts (TP/SL/trailing)
- ✓Weekly review + CSV export
Pro Trader
$49.99/mo
Build your bots on Celsi data
- Everything in Pro, plus:
- ✓REST API — 100 requests/hour
- ✓Live edge scores endpoint
- ✓Per-region market data
- ✓Historical backtesting data
- ✓Model accuracy + weights
- ✓Up to 5 API keys
- ✓Usage analytics dashboard
New
Autopilot
$99.99/mo
Celsi trades for you
- Everything in Pro Trader, plus:
- ✓Connect your Kalshi account
- ✓Custom trading rules
- ✓Auto-execute every 5 minutes
- ✓Paper trading mode (default)
- ✓Kill switch — stop all trades instantly
- ✓Daily loss limits + trade caps
- ✓Full trade execution log
- ✓Email alerts on every trade
- ✓Up to 10 trading rules
All plans include access to 5 weather models (GFS, ECMWF, HRRR, ICON, NBM) and self-calibrating edge scores.
Cancel anytime|Switch plans instantly|No contracts or commitments