Organization Name – Api3

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API3 originated in 2020, conceived by a team of blockchain developers including Heikki Vänttinen, Burak Benligiray, and Eray Sabancılar, who identified a fundamental weakness in existing oracle architectures—reliance on third-party intermediaries that introduce trust, cost, and complexity—and set out to build a first-party oracle ecosystem where API providers themselves directly operate oracle nodes (Airnodes) to deliver secure, verifiable data to smart contracts, eliminating middlemen, reducing attack surface, lowering costs, and enhancing transparency. At launch in late 2020 (with an… ICO in November 2020), the project quickly established its core components: Airnode for first-party nodes, decentralized APIs (dAPIs), and community governance via the API3 token and DAO. With APIs becoming increasingly vital for Web3 functionality, API3 aimed to unlock the promise of protocol-native data feeds without the interference of centralized relayers, as described in its whitepaper and early materials. The architecture ensures that data is signed at the source, where Airnodes push cryptographically verifiable data on-chain across multiple EVM networks, accessible via the API3 Market—an on-chain catalog of over 190 data feeds (from crypto prices to forex and beyond), which dApps can activate instantly without custom contracts. Distinct from other oracle providers, API3 also integrates Oracle Extractable Value (OEV) mechanisms: by recognizing and auctioning off oracle timing privileges associated with MEV-type opportunities, API3 enables dApps to recapture OEV and convert it into revenue, sharing 80 % of proceeds with the consuming applications. Governance is fully on-chain from the outset, with API3 DAO overseeing treasury allocations, dAPI rollouts, and protocol evolution, and with the API3 token underpinning staking, insurance, and DAO participation. Over time, API3 expanded its technical footprint, launching MEV-aware oracle stacks across a growing range of chains (e.g. Soneium, Unichain, Ronin, Berachain), deploying on L2 networks like Linea, and innovating with features like multi-source aggregation, managed dAPIs, and developer-friendly tools. Partnerships with major DeFi protocols—including Compound, INIT Capital, Lendle, and more—enable them to earn OEV rewards via API3’s Trailblazer initiative. API3’s roadmap continues to emphasize expanding its alliance of API providers, scaling its dAPI ecosystem, refining cryptographic integrity, improving accessibility, and fostering a community-driven, interoperable oracle infrastructure. Through the combination of first-party node design, revenue-sharing OEV mechanics, seamless developer tools, and on-chain governance, API3 has emerged as a next-generation oracle platform that bridges off-chain data with smart contracts in a secure, cost-efficient, and mutually beneficial way for API providers, developers, and consumers alike.

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