Distributed randomness beacon
Publicly-verifiable, unpredictable & unbiased random numbers as a service
HTTP API
Get your randomness or chain information directly by sending HTTP `GET` requests to the drand JSON HTTP API.
📖 API Docs
Who relies on drand?
🏫 Learn more
Billions of devices around the world use random numbers to keep computers secure and keep the internet open. High-grade random number generators need to be unpredictable, publicly verifiable, bias-resistant, decentralized, and always available. drand strives to meet all these criteria while keeping things simple and accessible. Find out more about how drand produces random numbers and how the team are making the project secure →
🛠️ Get involved
The drand project is maintained by contributors from many different fields, companies, and research labs. If you'd like to contribute code, submit issues, improve documentation, or get the word out, find out how to get involved with the project →
💬 Get in touch
For questions, comments, or to start a collaboration, please reach the drand team at: leagueofentropy [at] googlegroups.com or join the drand slack workspace to get the discussion going →
How are we doing?
Check out network performance at the League of Entropy Public Dashboards.