Observed arrival · 2026-11-03
RulesWatch tracks prediction-market rule changes
RulesWatch records rule edits on Polymarket and Kalshi, showing changed wording alongside market prices and offering alerts for watched markets.
○Open
⊠Login
$Paid
†Ads
✦Pretty
●Pro
◎Niche
◉Human
⚑Risk
ƒJS
- For
- Polymarket and Kalshi market holders
- Worth noticing
- The displayed latest edit gives a 20-minute detection window and shows the Yes price at 4¢ before and after.
Field notes
The workflow starts with stored market details, including rule text, resolution source, end date, title, and UMA status. The page says it checks watched markets every five minutes, while other markets follow venue updates or activity-based schedules. Diffs can be shown inline or side by side, and the described alert destinations include Discord, Telegram, webhooks, and RSS.
Observed signals
Read the marks
Editorial observations of this landing page, not a rating.
○OpenPublic substance visible
$PaidCommerce or pricing visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use
One card from the complete issue