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Audit contests for the Cosmos ecosystem

Code4rena contests incentivize finding as many rare and high risk vulnerabilities as possible in a short, focused window.


Protect the DeFi ecosystem from threats by auditing code.


Create prize pools to attract wardens to audit their project.


Allocate awards to wardens based on performance.

Current Cosmos contests

Cosmos LogoCosmos League

$100,000 USDC + tokens Gravity Bridge contest

An open and decentralized Eth–Cosmos bridge.

13 day contest

Contest ran 26 August 2021-8 September 2021

View Contest

Want to sponsor an audit contest for your project?

We’re booking new Cosmos contests now. Join our Discord and say, “I want to be a sponsor.”

Read how C4 works »