ETHGlobal Istanbul logoETHGlobal Istanbul
API3 logo

API3

$10,000

api3.org
api3dao

About

API3 delivers a suite of products to developers building next-generation applications that have been designed to be simple to use, including: Decentralized data feeds (dAPIs) on the API3 Market. QRNG services for generating random numbers on-chain. The first-party Airnode to connect API providers directly to the blockchain. Datafeeds are accessible across 16 testnets and mainnets and can be subscribed to directly via the API3 Market

Prizes

▼
🥇 Best use of dAPI price feeds ⸺ $4,000
Utilize crypto, commodities, equities, or forex data by activating a feed through the API3 Market. Project Ideas: Paymasters using account abstraction Perpetual Swaps Oracle Protected Swaps Lending Protocols

Qualification Requirements

Source code must be open source and represent a meaningful usage of the price feed data

▼
🥇 Best use of API3 QRNG ⸺ $3,000
Add unpredictable dynamics to your application with random numbers by using API3 QRNG in your smart contract.

Qualification Requirements

Project Ideas: Randomized Airdrops Loot boxes Randomized NFT Mints Light strategy games

▼
🏃‍♂️ API3 Runners up ⸺ $3,000
Up to 3 teams will receive $1,000
Use either QRNG or dAPI price feeds in your dApp to qualify as an API3 runner-up.

Resources

API3 developer documentation
https://docs.api3.org/
↗
Get started with dAPIs
https://docs.api3.org/guides/dapis/subscribing-managed-dapis/
↗
dAPI developer resources
https://docs.api3.org/reference/dapis/understand/
↗
QRNG getting started
https://docs.api3.org/guides/qrng/
↗
Building a roulette table with QRNG
https://docs.api3.org/guides/qrng/roulette-guide/
↗
Arbitrum x API3: Leverage your social content to reward viewers on-chain
https://www.youtube.com/watch?v=p5vuYOcZUjs
↗
Moonbeam x API3: dAPIs in Action: Empowering Payment Contracts on Moonbeam
https://www.youtube.com/watch?v=mL-tU_Fly1A
↗
zkSync x API3: API3's dAPI within zkSync's paymaster contract: Gasless transactions for NFT holders
https://www.youtube.com/watch?v=8jKV36rzu5k&t=17s
↗
Youtube Tutorials
https://www.youtube.com/@API3DAO
↗
Discord #Developer-Support
https://discord.gg/api3dao
↗

Workshop

Guides