Manifold Markets is a Prediction market. Instead of real money or a cryptocurrency, they use “play money”.
The interesting thing is, they get good results even without using real money. It seems people still submit decent predictions even without a direct monetary incentive.
API
The market has an API that can be used without an API key for read-only data, and with an API key to submit predictions.
The API is documented here.
Citation
If you find this work useful, please cite it as:
@article{yaltirakli,
title = "Manifold Markets",
author = "Yaltirakli, Gokberk",
journal = "gkbrk.com",
year = "2025",
url = "https://www.gkbrk.com/manifold-markets"
}
Not using BibTeX? Click here for more citation styles.
IEEE Citation Gokberk Yaltirakli, "Manifold Markets", June, 2025. [Online]. Available: https://www.gkbrk.com/manifold-markets. [Accessed Jun. 30, 2025].
APA Style Yaltirakli, G. (2025, June 30). Manifold Markets. https://www.gkbrk.com/manifold-markets
Bluebook Style Gokberk Yaltirakli, Manifold Markets, GKBRK.COM (Jun. 30, 2025), https://www.gkbrk.com/manifold-markets