# Beliefsystems

Startup, Worldwide.

> Point-in-time datasets of prediction-market event probabilities
>
> — in its own words, from beliefsystems.xyz

- Website: https://www.beliefsystems.xyz/data
- Listed since: 2026
- launched: 2026-07-21
- launch post: https://news.ycombinator.com/item?id=48993241
- hn score: 2
- domain created: 2025-11-25
- Last verified: 2026-07-21


## Sources

- Hacker News, "Show HN" — https://news.ycombinator.com/item?id=48993241, read 2026-07-21

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startup.is · https://startup.is/registry/beliefsystems · open data: /api/v1, /llms.txt