Api3 (API3) — price, overview & secure storage
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Last Updated on Jun 16, 2026 02:59 AM
What is Api3? Complete guide to API3
What is Api3 and who created it?
API3 is a decentralized-application/">decentralized application (dApp) ecosystem that focuses on building blockchain-native, decentralized APIs. It is governed by a DAO and emphasizes quantifiable security. The platform aims to recover lost value in the blockchain space by providing developers with access to various data feeds through the API3 Market.
Key features of Api3 blockchain
API3 supports multiple blockchain networks, including Arbitrum One, Avalanche, Ethereum, and Polygon. Each network is identified by a unique ID, which facilitates integration and interaction with decentralized applications. The platform enables the OEV Network, allowing developers and data providers to enhance their projects and participate in the decentralized finance (DeFi) landscape.
How Api3 transactions work
Developers can access data feeds through the API3 Market and start earning rewards by enabling the OEV Network. The platform provides resources for developers and data providers to enhance their projects, making it a valuable tool in the DeFi ecosystem.
Wallet for Api3
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Tangem supports networks for Api3
- Ethereum
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Similar cryptocurrencies to Api3 (API3)
| Asset | 24h % | Market cap | |
|---|---|---|---|
 BitcoinBTC | $65,714.57 | 0.46% | $1.32T |
 EthereumETH | $1,769.19 | 3.12% | $0.21T |
 TetherUSDT | $0.9994 | -0.01% | $0.19T |
 BNBBNB | $611.86 | -0.58% | $82.52B |
 XRPXRP | $1.22 | 2.89% | $75.60B |
Frequently asked questions about Api3 (API3)
- Api3 is a crypto asset running on its own blockchain. It supports peer-to-peer transactions and offers features shaped by the project’s technical framework.
- Key features include scalability, low fees, and fast processing. Api3 supports developers and users who need a flexible blockchain environment.
- Yes. API3 is the trading symbol used to identify Api3 on exchanges and charts.
- You can buy Api3 from platforms offering card payments, bank transfers, or swaps. After buying, store it safely in a non-custodial wallet.
- For long-term safety, move Api3 to a hardware wallet like Tangem, which protects your keys from remote access and malware.
- How is API3 used? API3 is a decentralized platform thatenables blockchain-based decentralized applications (dApps) to access blockchain-external, real-world data and services via application programming interfaces (APIs).
- With the emergence of the term “Web3”, arguably a distinction has begun to be made between “crypto”, referring to DeFi and other financial use cases of the technology, while “Web3” refers to the transition of Internet-based activities to more decentralized practices and platforms.
- API3 is a decentralized oracle project thatprovides data services for developers and data providers in the Web3 ecosystem. Their dAPIs (data Application Programming Interfaces) aggregate data directly from source-level data providers on native chains, eliminating the need for cross-chain bridges.
How to store Api3 securely with a hardware wallet
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Sync Tangem Wallet with our App. During the activation process, the card’s embedded chip generates a random private key, ensuring that the wallet cannot be compromised.
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Why Tangem is a trusted Api3 hardware wallet
Private. No registration and KYC required to use the app. We don't track your data.
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