Key facts
- Belief Systems founder James Stewart is creating event-based indexes.
- The indexes are derived from Polymarket order book data.
- There are 13 indexes covering various themes.
- The indexes update every 30 minutes.
An emerging startup, Belief Systems, is working to transform binary yes/no predictions made on Polymarket into structured, rules-based benchmarks. Founder James Stewart has spent the last 10 months compiling order book data from the prediction market to construct 13 distinct event-based indexes. These indexes, which are updated every 30 minutes, aim to provide a more standardized way to track and potentially invest in outcomes related to various themes, including global conflict and artificial intelligence.