Chainlink VRF Supported Networks [v1]
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Chainlink VRF allows you to integrate provably-fair and verifiably random data in your smart contract.
For implementation details, read Introduction to Chainlink VRF .
:::caution[Understand Risks associated with Bridges]
If you are using a cross-chain bridge to transfer your LINK tokens, read the Bridges and Associated Risks guide to understand what cross-chain bridges are and the risks associated with using them.
:::
Polygon (Matic) Mainnet
Important
The LINK provided by the Polygon (Matic) Bridge is not ERC-677 compatible,
so cannot be used with Chainlink oracles. However, it can be converted to the official LINK token on Polygon
(Matic) using Chainlink's PegSwap service
Item Value LINK Token 0xb0897686c545045aFc77CF20eC7A532E3120E0F1VRF Coordinator 0x3d2341ADb2D31f1c5530cDC622016af293177AE0Key Hash 0xf86195cf7690c55907b2b611ebb7343a6f649bff128701cc542f0569e2c549daFee 0.0001 LINK
VRF Response Times on Polygon
VRF responses are generated after 10 block confirmations on Polygon by default.
Polygon (Matic) Mumbai Testnet
Mumbai Faucet
Testnet LINK and MATIC are available from the official Matic faucet and
https://faucets.chain.link/mumbai .
Item Value LINK Token 0x326C977E6efc84E512bB9C30f76E30c160eD06FBVRF Coordinator 0x8C7382F9D8f56b33781fE506E897a4F1e2d17255Key Hash 0x6e75b569a01ef56d18cab6a8e71e6600d6ce853834d4a5748b720d06f878b3a4Fee 0.0001 LINK
BNB Chain Mainnet
Important
The LINK provided by the BNB Chain Bridge is not ERC-677 compatible, so cannot
be used with Chainlink oracles. However, it can be converted to the official LINK token on BNB Chain using
Chainlink's PegSwap service
Item Value LINK Token 0x404460C6A5EdE2D891e8297795264fDe62ADBB75VRF Coordinator 0x747973a5A2a4Ae1D3a8fDF5479f1514F65Db9C31Key Hash 0xc251acd21ec4fb7f31bb8868288bfdbaeb4fbfec2df3735ddbd4f7dc8d60103cFee 0.2 LINK - initial fees on BNB Chain are meant to cover the highest gas cost prices.
BNB Chain Testnet
BNB Chain Faucet
Testnet LINK is available from https://faucets.chain.link/chapel
Item Value LINK 0x84b9B910527Ad5C03A9Ca831909E21e236EA7b06VRF Coordinator 0xa555fC018435bef5A13C6c6870a9d4C11DEC329C Key Hash 0xcaf3c3727e033261d383b315559476f48034c13b18f8cafed4d871abe5049186 Fee 0.1 LINK
Ethereum Mainnet
Item Value LINK Token 0x514910771AF9Ca656af840dff83E8264EcF986CAVRF Coordinator 0xf0d54349aDdcf704F77AE15b96510dEA15cb7952Key Hash 0xAA77729D3466CA35AE8D28B3BBAC7CC36A5031EFDC430821C02BC31A238AF445Fee 2 LINK - initial fees on Ethereum are meant to cover the highest gas cost prices.
Goerli
Goerli Faucets
Testnet LINK is available from https://faucets.chain.link/goerli
Testnet ETH is available from https://goerlifaucet.com/ or faucets listed at https://faucetlink.to/goerli
Item Value LINK 0x326C977E6efc84E512bB9C30f76E30c160eD06FBVRF Coordinator 0x2bce784e69d2Ff36c71edcB9F88358dB0DfB55b4Key Hash 0x0476f9a745b61ea5c0ab224d3a6e4c99f0b02fce4da01143a4f70aa80ae76e8aFee 0.1 LINK
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