We’re excited to announce a joint Klaytn-Covalent Hackathon for Web3 developers building on the Klaytn network! The hackathon runs from May 12 to May 26 with $20,000 USD in bounty prizes. There will also be opportunities for developers who can’t commit to the full hackathon to participate in hackathon quizzes and challenges with a chance to win additional prizes.

Registration is now open — click here to sign up for the hackathon!

Covalent integrated Klaytn as a supported network in September 2021 and the Unified Covalent API is the fastest way for developers to get on-chain data into their projects. Covalent is the leading data provider for rich, granular and historical blockchain data on Klaytn’s network.

Hackathon participants will create a range of dApps, including NFT galleries, DeFi Dashboards, DAO analytics, custom wallets, portfolio management tools, and much more!


There are three categories with $5,000 USD in prizes each broken down as follows:

Bounty 1: NFT Track

This track is for developers who are interested in building NFT-related use cases such as an NFT marketplaces, cross-chain NFTs, and NFT aggregators.

Bounty 2: DeFi Track

This track is for developers who are interested in building DeFi-related use cases such as DeFi dashboards, yield farming tools, and DeFI aggregators.

Bounty 3: DApps Track

This track is for developers who are interested in building dApp-related use cases such as transparency dashboard, on-chain analytics, and blockchain-enabled traceability applications in the supply chain industry.

Community Challenges

We encourage people in our developer community to participate in daily quizzes, challenges and quests during the hackathon. There are over $5,000 USD in prizes to be won for these categories!

Register now

Click here to register for the hackathon!

About Covalent

Covalent provides the industry-leading Unified API bringing visibility to billions of Web3 data points. Developers use Covalent to build exciting multi-chain applications like crypto walletsNFT galleries, and investor dashboard tools utilizing data from 32+ blockchains. Covalent is trusted by a community of 23,000+ developers and powers data for 1000+ applications including 0x, Zerion, Rainbow Wallet, Rotki, Bitski and many others.