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Chainlink

Open Source

Decentralized oracle network that connects smart contracts with real-world data and APIs.

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4.6 Editor Rating
Vetted Score
4.6 / 5.0

Earns a high score for its robust security model, extensive blockchain support, and active developer community.

Key Features
Secure Decentralized Oracles

Provides tamper-proof data feeds from multiple sources, ensuring reliability for smart contracts.

Cross-Chain Compatibility

Supports a wide range of blockchains, enabling developers to build interoperable applications.

Extensible Node Network

Allows custom adapters and external adapters for bespoke data integration and enterprise use cases.

Frequently Asked Questions

Yes, integrating Chainlink into smart contracts is free; however, node operators may charge fees in LINK tokens for data requests.

Chainlink provides oracle services for Ethereum, BSC, Polygon, Avalanche, Solana, Polkadot, and many other major networks.

Yes, Chainlink offers enterprise solutions that allow organizations to deploy private oracle nodes with custom SLAs and data sources.
Specifications
Pricing Model Free to integrate; node operators charge fees in LINK tokens, with enterprise plans available for private oracle deployments.
Supported Platforms
EthereumBinance Smart ChainPolygonAvalancheSolanaPolkadot