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What is API3 Token?

Imagine a world where real-world data flows seamlessly and securely into smart contracts—without middlemen taking a cut. That's the promise of API3: a cutting-edge oracle crypto project that makes decentralized data available directly on-chain, rewarding users and data providers without intermediaries. If you've ever wondered how API3 works, why its "first-party oracles" are special, and how you can buy API3 tokens, you're in the right place.

In this beginner-friendly guide, you'll learn what API3 is, how its Oracle Extractable Value (OEV) rewards open a new revenue stream, API3 tokenomics, security insights, real dApp use cases, and how to trade API3 simply—especially on OKX. Let's dive into oracles, OEV, and the world of API3!

What is API3? Quick Project Overview

API3 is an innovative blockchain oracle solution designed to connect real-world data directly to smart contracts without intermediaries. If you've heard the term "oracle crypto," API3 stands out with a first-party model that lets API providers run their own data feeds on-chain. This is a major leap for decentralized finance (DeFi), where trustless, accurate data is critical for everything from lending to insurance protocols.

Unlike many oracles, API3 uses native API providers to send information straight into dApps, resulting in higher-quality data and fewer failure points. API3 is an ERC-20 token on Ethereum, making it accessible and compatible with leading wallets and DeFi platforms.

The API3 token underpins the network, used for governance, staking, and earning OEV rewards. The project offers a transparent, community-driven way to bring real-world data to blockchains, solving industry pain points around security, costs, and reliability.

How API3 Works

Unlike third-party oracles that relay data from off-chain sources, API3 empowers actual API operators—think weather firms or sports data providers—to run "first-party" oracle nodes. This direct connection ensures fewer trust assumptions, better security, and the ability for users and developers to tap into robust, high-integrity data feeds right on-chain.

💡 Pro Tip: API3 is available for trading on trusted platforms like OKX, making it easy for anyone to gain exposure to the fast-growing oracle sector!

API3 Tokenomics and Key Stats

Understanding API3 tokenomics is crucial if you're thinking of holding or trading API3. As of June 2024, API3 has a carefully managed supply with clear emission schedules and transparency around token distribution.

  • Total Supply: 125,023,407 API3
  • Circulating Supply: ~89,000,000 API3 (always check OKX for live numbers)
  • Market Cap: $300M+ (variable—see live OKX charts)
  • Ticker: API3
  • Contract: Ethereum (ERC-20)

The API3 token is gradually released following a public emission schedule, with allocations for founders, public sale participants, ecosystem growth, and the DAO treasury. It's also inflation-controlled, with transparent unlocks and vesting periods to avoid sudden market shocks.

You can track live API3 price, supply, and volume directly on OKX with interactive charts and API3 widgets. For technical deep-dives, the project publishes its vesting and unlock schedules on its dashboard and GitHub.

Current Price and Market Cap

API3’s price changes continuously. For real-time data, check the OKX API3 trading chart or mobile app. OKX provides price notifications, up-to-date market cap figures, and volume stats in one user-friendly interface.

Token Unlocks and Distribution

API3’s unlocks and token allocations are broken down as follows:

Stat Value Notes
Total Supply 125,023,407 API3 Fixed
Circulating Supply ~89M API3 Updated frequently; check OKX
Community/Airdrop 10M+ API3 Incentives for growth
DAO & Foundation 40M API3 For treasury and proposals
Founders/Team 30M API3 Multi-year vesting
Public Sale 10M API3 Initial investors
Emission Rate Scheduled Transparent, regular unlocks

API3 regularly updates its public unlock dashboard, and major unlocks are announced to the community for optimal clarity.

💡 Pro Tip: Use OKX’s portfolio tracking to monitor API3 unlocks and price movement in real-time.

API3 Project Narrative: Team, History, and Mission

API3 was co-founded by blockchain technologists including Heikki Vänttinen (LinkedIn: heikkivanttinen), Burak Benligiray (burakbenligiray), and Saša Milić. Their mission was driven by a simple question: why should users rely on third-party relayers for “the truth” on-chain, when API operators themselves can provide it directly?

Launched in 2020, API3’s vision is to achieve genuine decentralization of data on blockchain networks. By allowing API providers to operate their own oracle nodes, the project aims to deliver more reliable, cost-efficient, and transparent data with minimal middleman risk—a key pain point in DeFi’s "oracle problem".

The founding team’s deep experience in cryptography, data protocols, and decentralized architecture sets API3 apart. Community members and DAO participants globally help shape the direction and security of the network.

OKX stands out as a resource not only for API3 trading, but also for learning about recent project milestones and upgrades. Explore the API3 Academy page before making investment decisions.

How API3’s OEV Rewards and First-Party Oracles Work

API3 has a unique value proposition: Oracle Extractable Value (OEV) rewards and a direct oracle model. Most oracles rely on third parties to aggregate and relay off-chain data, which introduces inefficiencies and extra costs. API3 flips the script.

With API3, API providers (the original data sources) deploy their own oracle nodes for "first-party" feeds. These providers share protocol revenues with users via OEV rewards—essentially, part of the value captured by the oracle is returned to the community, incentivizing growth and alignment.

This system means users, dApps, and even liquidity providers can earn a share of the fees generated when their data is used on-chain. The design also reduces costs for dApps, increases transparency, and removes the middleman—a win-win for everyone.

Eliminating Middlemen in Oracles

Why does removing the middleman matter? Traditional oracles like Chainlink depend on third-party node operators, introducing trust assumptions and splitting fees among several parties. API3 eliminates this by having API providers supply their own data directly. The result: faster updates, lower fees, and improved security for dApps, since the source is always accountable.

OKX complements this ethos by offering direct access to API3 without unnecessary intermediaries—register, fund your account, and become part of the API3 ecosystem today.

API3 Security, Audits, and Decentralized Governance

Security is the foundation of any promising blockchain project, and API3 is no exception. The protocol undergoes continuous smart contract audits by top-tier firms such as Quantstamp and Hacken. These reports are published for transparency, and vulnerabilities are addressed promptly.

API3 operates as a DAO, or Decentralized Autonomous Organization, meaning API3 token holders make key decisions. Community members propose and vote on upgrades, funding allocations, and protocol parameters.

To protect the ecosystem, API3 maintains an ongoing bug bounty program through Immunefi and provides coverage through insurance funds for dApps and data feeds using its services.

OKX enforces rigorous listing security standards and regularly reviews API3 contracts to ensure trader safety and compliance.

API3 DAO and Voting

As a composable DAO, every API3 token holder can submit and vote on proposals, helping steer the network towards greater decentralization and resilience. Over time, voting rights will evolve in line with governance best practices.

The API3 Ecosystem: Integration, Partners, and dApp Use Cases

API3’s technology is widely adopted across major blockchains and the growing decentralized application landscape. The protocol offers seamless integration with Ethereum, Binance Smart Chain, Polygon, Avalanche, and more.

API3's partners include leading DeFi and Web3 projects such as AllianceBlock, Pangolin, and Bonded Finance. These collaborations unlock diverse use cases: lending protocols requiring real-time price oracles, derivatives platforms needing reliable market feeds, and insurance dApps seeking accurate external event data.

Case Study: A DeFi lending app integrated API3 oracles for on-chain asset price feeds. Result: the dApp achieved reduced fees, minimized downtime, and improved transparency for its users—while also sharing OEV rewards with participants.

OKX supports API3 holders and builders worldwide, providing access to a large community and robust trading infrastructure that connects with API3's expanding ecosystem.

How to Buy, Trade, and Store API3

Ready to buy API3 or become an active participant? Here’s your step-by-step guide:

Buying API3 on OKX: Step-by-Step

  1. Create Your OKX Account
  2. Verify and Fund Your Wallet
    • Complete KYC verification for enhanced security.
    • Deposit USDT, crypto, or use fiat ramp to fund your account.
  3. Find API3 Trading Pair
    • Search "API3" and select API3/USDT, API3/BTC, or other pairs.
  4. Place Your Buy Order
    • Choose market or limit buy, enter amount, and confirm.
  5. Secure Your API3
    • Withdraw to a wallet or hold in your OKX portfolio for instant trading.

Best Wallets to Store API3

API3 is an ERC-20 token, so you can store it in trusted wallets like MetaMask, Ledger, Trezor, or the OKX Wallet (if supported). Hardware wallets add an extra layer of security, while the OKX Wallet offers one-tap integration for active traders.

💡 Pro Tip: Always enable two-factor authentication (2FA) on your OKX account and use a hardware wallet if holding API3 long-term.

For more, check out crypto wallet guide or how to buy API3 for details.

How does API3 stack up against leading oracle tokens like Chainlink and Band?

Project Model Fees Chains Supported Key Differentiator
API3 First-party Low Ethereum, BSC, more OEV rewards, direct data feeds
Chainlink Third-party Medium 10+ (ETH, SOL, AVAX, etc) Large network, proven security
Band Third-party Low Cosmos, ETH, BNB IBC support, fast finality
  • API3 Pros: Direct incentives, lower costs, better source integrity
  • Cons: Newer network, evolving partner ecosystem
  • Chainlink Pros: Established, battle-tested, huge coverage
  • Cons: Middlemen, higher complexity
  • Band Pros: Interoperability, low fees
  • Cons: Less market adoption

OKX carries API3, Chainlink, Band, and other top oracle tokens, letting users compare and diversify exposure with advanced order types and research tools. For more details, see our Chainlink comparison.


Frequently Asked Questions

What makes API3 different from other oracle tokens?

API3 sets itself apart through its first-party oracle model and OEV rewards. Unlike competitors, data comes directly from the source—API providers—minimizing trust assumptions and costs. OEV rewards ensure a fairer distribution of protocol revenues, benefiting both users and developers directly.

Is API3 an ERC-20 token?

Yes, API3 is a standard ERC-20 token on the Ethereum blockchain. For the best security, store API3 in a supported hardware or multisig wallet, or use the OKX Wallet for convenient on-platform storage.

Who uses API3?

API3 is integrated by dApps and DeFi protocols across Ethereum, Binance Smart Chain, Avalanche, and more. It’s trusted by projects needing transparent, reliable data feeds for financial products and real-world applications.

Is API3 safe and audited?

API3 has undergone regular audits by leading cybersecurity firms (Quantstamp, Hacken) and maintains an active bug bounty program. Community governance via the DAO helps manage security upgrades and ecosystem funding.

How do OEV rewards work with API3?

OEV (Oracle Extractable Value) rewards distribute a portion of the oracle’s protocol revenues directly to API providers, stakers, and users. This aligns incentives and helps bootstrap ecosystem growth.

Can I buy API3 on OKX?

Absolutely! API3 is available for spot trading and secure storage on OKX. Create your OKX account to start trading API3 today.


Conclusion

API3 redefines what’s possible with oracles in the DeFi ecosystem. Its first-party data feeds, OEV reward model, and decentralized governance make API3 a unique and promising oracle crypto project. With real-world integrations and support on global platforms like OKX, it's easier than ever to buy and participate in API3’s future.

Key takeaways:

  • API3 enables direct, secure, and transparent data streams onto blockchains.
  • OEV rewards and first-party oracles distinguish API3 from legacy oracle solutions.
  • Security, community governance, and a fast-growing ecosystem ensure long-term relevance.
  • OKX offers seamless trading, portfolio tracking, and educational content for API3 users.

Ready to dive in? Check out API3’s live price, charts, and step-by-step guides on OKX and join the oracle revolution today.


Trading and investment in cryptocurrencies involves significant risk and can result in loss of capital. Always do your own research, enable security features like 2FA, and never invest more than you can afford to lose.

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© OKX, 2025. Эту статью можно копировать и распространять как полностью, так и в цитатах объемом не более 100 слов, при условии некоммерческого использования. При любом копировании или распространении всей статьи должно быть указано: «Разрешение на использование получено от владельца авторских прав на эту статью — © OKX, 2025. Цитаты должны содержать ссылку на название статьи и ее автора, например: «Название статьи, [имя автора, если указано], © OKX, 2025». Часть контента может быть создана с использованием инструментов искусственного интеллекта (ИИ). Создание производных материалов и любое другое использование данной статьи не допускается.

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