Astera is the community for serious prediction market and analytics traders.
What's active right now:
- Sweet 16 live odds tracking on Kalshi and Polymarket (starts Thursday)
- #arbitrage: arb windows between Kalshi and Polymarket flagged as they open
- #whale-tracker: large position alerts ($10K+) with context
- #sharpe-ai: AI-generated market analysis and probability breakdowns
- MLB Opening Day coverage starts March 25
