# Chainlink

## Using ChainLink Oracles

ZeroLend uses the industry standard [decentralized oracles](https://docs.chain.link/data-feeds) Chainlink as its **primary** oracle which provides highly secure and reliable, tamper-resistant data feeds.

Chainlink oracles are used across our Base, Linea and Ethereum instances.

| ETH / USD    | Base     |
| ------------ | -------- |
| AERO / USD   | Base     |
| USDC / USD   | Base     |
| CBETH / USD  | Base     |
| cbBTC / USD  | Base     |
| USDC / USD   | Linea    |
| ETH / USD    | Linea    |
| BTC / USD    | Linea    |
| WSTETH / USD | Linea    |
| DAI / USD    | Linea    |
| BTC / USD    | Ethereum |
| DAI / USD    | Ethereum |
| USDC / USD   | Ethereum |
| USDT / USD   | Ethereum |
| ETH / USD    | Ethereum |
| USDC / USD   | Ethereum |
| USDT / USD   | Ethereum |

#### List of Chainlink feeds being consumed by Zerolend

{% tabs %}
{% tab title="Base" %}

| Asset Address                              | Oracle Address                             | Consumer                                   |
| ------------------------------------------ | ------------------------------------------ | ------------------------------------------ |
| 0x4200000000000000000000000000000000000006 | 0x71041dddad3595F9CEd3DcCFBe3D1F4b0a16Bb70 | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| 0x940181a94A35A4569E4529A3CDfB74e38FD98631 | 0x4EC5970fC728C5f65ba413992CD5fF6FD70fcfF0 | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | 0x7e860098F58bBFC8648a4311b374B1D669a2bc6B | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| 0x0A27E060C0406f8Ab7B64e3BEE036a37e5a62853 | 0x78Ad3d53045b6582841e2a1a688C52Be2CA2A7a7 | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| 0x2Ae3F1Ec7F1F5012CFEab0185bfc7aa3cf0DEc22 | 0xd7818272B9e248357d13057AAb0B417aF31E817d | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| 0xcbB7C0000aB88B473b1f5aFd9ef808440eed33Bf | 0x07DA0E54543a844a80ABE69c8A12F22B3aA59f9D | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| 0x6cDcb1C4A4D1C3C6d054b27AC5B77e89eAFb971d | 0xbF8216841B3c3032381BD3f7233895Fe3b5BDCfB | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| 0x1097dFe9539350cb466dF9CA89A5e61195A520B0 | 0xA185cA8B2894B8D0c26448a7aC6902a96d13E580 | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| 0x04D5ddf5f3a8939889F11E97f8c4BB48317F1938 | 0x78Ad3d53045b6582841e2a1a688C52Be2CA2A7a7 | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| 0xe31eE12bDFDD0573D634124611e85338e2cBF0cF | 0x78Ad3d53045b6582841e2a1a688C52Be2CA2A7a7 | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| 0xDBFeFD2e8460a6Ee4955A68582F85708BAEA60A3 | 0x71041dddad3595F9CEd3DcCFBe3D1F4b0a16Bb70 | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| 0xF469fBD2abcd6B9de8E169d128226C0Fc90a012e | 0x07DA0E54543a844a80ABE69c8A12F22B3aA59f9D | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| 0x7FcD174E80f264448ebeE8c88a7C4476AAF58Ea6 | 0x71041dddad3595F9CEd3DcCFBe3D1F4b0a16Bb70 | 0xF49Ee3EA9C56D90627881d88004aaBDFc44Fd82c |
| {% endtab %}                               |                                            |                                            |

{% tab title="Linea" %}

| Asset Address                              | Oracle Address                             | Consumer                                   |
| ------------------------------------------ | ------------------------------------------ | ------------------------------------------ |
| 0x176211869cA2b568f2A7D4EE941E073a821EE1ff | 0xAADAa473C1bDF7317ec07c915680Af29DeBfdCb5 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0xA219439258ca9da29E9Cc4cE5596924745e12B93 | 0x41B19217a5b5FD26a5482114d58478856c70D705 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0xe5D7C2a44FfDDf6b295A15c148167daaAf5Cf34f | 0x3c6Cd9Cc7c7a4c2Cf5a82734CD249D7D593354dA | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0xf3B001D64C656e30a62fbaacA003B1336b4ce12A | 0x458AD5B487F4442245E4C5eA7249009E607A5583 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0x894134a25a5faC1c2C26F1d8fBf05111a3CB9487 | 0x458AD5B487F4442245E4C5eA7249009E607A5583 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0x2416092f143378750bb29b79eD961ab195CcEea5 | 0x8053edF19352932F76Ea65FCEefbef9327B2619D | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0x3aAB2285ddcDdaD8edf438C1bAB47e1a9D05a9b4 | 0x7A99092816C8BD5ec8ba229e3a6E6Da1E628E1F9 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0xD2671165570f41BBB3B0097893300b6EB6101E6C | 0x5368218848A4b5412dAe4e6a4BD07a372A30D3f4 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0x1Bf74C010E6320bab11e2e5A532b5AC15e0b8aA6 | 0x68c889e2243AD454f6c8Bb6e3290B91f8f87AddA | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0x15EEfE5B297136b8712291B632404B66A8eF4D25 | 0xB6B41A40a6D059857f6D11Bd8d6b4598d504e420 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0x5d3a1Ff2b6BAb83b63cd9AD0787074081a52ef34 | 0xFc8734eBF4A56A7A6a47ad6D44F1330FD26307a8 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0x211Cc4DD073734dA055fbF44a2b4667d5E5fE5d2 | 0x86C1C97Bac53F903e0F1d9C7DA9390F14714413C | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0xB5beDd42000b71FddE22D3eE8a79Bd49A568fC8F | 0x8eCE1AbA32716FdDe8D6482bfd88E9a0ee01f565 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0x93F4d0ab6a8B4271f4a28Db399b5E30612D21116 | 0x12E9dAEBB90aa347d796d6B8A5cCb80e58cbfab3 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0xEcc68d0451E20292406967Fe7C04280E5238Ac7D | 0xC785a3a3df3CaFc11184A1aBdCE8327EbA4a9eCe | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0x4AF15ec2A0BD43Db75dd04E62FAA3B8EF36b00d5 | 0x5133D67c38AFbdd02997c14Abd8d83676B4e309A | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0x5A7a183B6B44Dc4EC2E3d2eF43F98C5152b1d76d | 0x3c6Cd9Cc7c7a4c2Cf5a82734CD249D7D593354dA | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0xb20116eE399f15647BB1eEf9A74f6ef3b58bc951 | 0x458AD5B487F4442245E4C5eA7249009E607A5583 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0x5FFcE65A40f6d3de5332766ffF6A28BF491C868c | 0x7A99092816C8BD5ec8ba229e3a6E6Da1E628E1F9 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| 0xe4D584ae9b753e549cAE66200A6475d2f00705f7 | 0x7A99092816C8BD5ec8ba229e3a6E6Da1E628E1F9 | 0xFF679e5B4178A2f74A56f0e2c0e1FA1C80579385 |
| {% endtab %}                               |                                            |                                            |

{% tab title="BTC LRT" %}

| Asset Address                              | Oracle Address                             | Consumer                                   |
| ------------------------------------------ | ------------------------------------------ | ------------------------------------------ |
| 0x2260FAC5E5542a773Aa44fBCfeDf7C193bc2C599 | 0xF4030086522a5bEEa4988F8cA5B36dbC97BeE88c | 0xad19a55354614913B373E01da768ab679ac4DA41 |
| 0x657e8C867D8B37dCC18fA4Caead9C45EB088C642 | 0xF4030086522a5bEEa4988F8cA5B36dbC97BeE88c | 0xad19a55354614913B373E01da768ab679ac4DA41 |
| 0xB997B3418935A1Df0F914Ee901ec83927c1509A0 | 0xa914840C0a23D7b692d1E94F88c01974De305aA1 | 0xad19a55354614913B373E01da768ab679ac4DA41 |
| 0x8236a87084f8B84306f72007F36F2618A5634494 | 0xF4030086522a5bEEa4988F8cA5B36dbC97BeE88c | 0xad19a55354614913B373E01da768ab679ac4DA41 |
| 0xcbB7C0000aB88B473b1f5aFd9ef808440eed33Bf | 0xF4030086522a5bEEa4988F8cA5B36dbC97BeE88c | 0xad19a55354614913B373E01da768ab679ac4DA41 |
| 0x332A8ee60EdFf0a11CF3994b1b846BBC27d3DcD6 | 0x802fc5ABC3c0e3428a833cF459c9EcF4673B4915 | 0xad19a55354614913B373E01da768ab679ac4DA41 |
| 0xd9D920AA40f578ab794426F5C90F6C731D159DEf | 0xF4030086522a5bEEa4988F8cA5B36dbC97BeE88c | 0xad19a55354614913B373E01da768ab679ac4DA41 |
| 0x2F913C820ed3bEb3a67391a6eFF64E70c4B20b19 | 0xF4030086522a5bEEa4988F8cA5B36dbC97BeE88c | 0xad19a55354614913B373E01da768ab679ac4DA41 |

{% endtab %}

{% tab title="ETH LRT" %}

| Asset Address                              | Oracle Address                             | Consumer                                   |
| ------------------------------------------ | ------------------------------------------ | ------------------------------------------ |
| 0x6B175474E89094C44Da98b954EedeAC495271d0F | 0xAed0c38402a5d19df6E4c03F4E2DceD6e29c1ee9 | 0x1cc993f2C8b6FbC43a9bafd2A44398E739733385 |
| 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 | 0x8fFfFfd4AfB6115b954Bd326cbe7B4BA576818f6 | 0x1cc993f2C8b6FbC43a9bafd2A44398E739733385 |
| 0xdAC17F958D2ee523a2206206994597C13D831ec7 | 0x3E7d1eAB13ad0104d2750B8863b489D65364e32D | 0x1cc993f2C8b6FbC43a9bafd2A44398E739733385 |
| 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2 | 0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419 | 0x1cc993f2C8b6FbC43a9bafd2A44398E739733385 |
| 0xCd5fE23C85820F7B72D0926FC9b05b43E359b7ee | 0xdDb6F90fFb4d3257dd666b69178e5B3c5Bf41136 | 0x1cc993f2C8b6FbC43a9bafd2A44398E739733385 |
| 0xbf5495Efe5DB9ce00f80364C8B423567e58d2110 | 0x643A256Fba667880c0FbdF2332652A83fd4B30E7 | 0x1cc993f2C8b6FbC43a9bafd2A44398E739733385 |
| 0xA1290d69c65A6Fe4DF752f95823fae25cB99e5A7 | 0x33B13F46a25D836CC0ce91B370305902aB6CF1Be | 0x1cc993f2C8b6FbC43a9bafd2A44398E739733385 |
| 0xD9A442856C234a39a81a089C06451EBAa4306a72 | 0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419 | 0x1cc993f2C8b6FbC43a9bafd2A44398E739733385 |
| 0xf951E335afb289353dc249e82926178EaC7DEd78 | 0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419 | 0x1cc993f2C8b6FbC43a9bafd2A44398E739733385 |
| 0x8c9532a60E0E7C6BbD2B2c1303F63aCE1c3E9811 | 0x01d3BB31F1948bA32Ee9C725435291e425c3E5FF | 0x1cc993f2C8b6FbC43a9bafd2A44398E739733385 |
| 0x7bAf258049cc8B9A78097723dc19a8b103D4098F | 0x90A2C1f9a91Bc1F9C8988D043e0E9DcbE38cBd47 | 0x1cc993f2C8b6FbC43a9bafd2A44398E739733385 |
| {% endtab %}                               |                                            |                                            |

{% tab title="RWA" %}

| Asset Address                              | Oracle Address                             | Consumer                                   |
| ------------------------------------------ | ------------------------------------------ | ------------------------------------------ |
| 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 | 0x8fFfFfd4AfB6115b954Bd326cbe7B4BA576818f6 | 0x9a4BF8be3a363bd7fC50833c1C24e8076E2F762E |
| 0xdAC17F958D2ee523a2206206994597C13D831ec7 | 0x3E7d1eAB13ad0104d2750B8863b489D65364e32D | 0x9a4BF8be3a363bd7fC50833c1C24e8076E2F762E |
| 0xdC035D45d973E3EC169d2276DDab16f1e407384F | 0x08E8EC507968185eFB94EFD2d355F9932A0F7551 | 0x9a4BF8be3a363bd7fC50833c1C24e8076E2F762E |
| 0x69000405f9DcE69BD4Cbf4f2865b79144A69BFE0 | 0x08E8EC507968185eFB94EFD2d355F9932A0F7551 | 0x9a4BF8be3a363bd7fC50833c1C24e8076E2F762E |
| 0x939778D83b46B456224A33Fb59630B11DEC56663 | 0x08E8EC507968185eFB94EFD2d355F9932A0F7551 | 0x9a4BF8be3a363bd7fC50833c1C24e8076E2F762E |
| 0x73A15FeD60Bf67631dC6cd7Bc5B6e8da8190aCF5 | 0x08E8EC507968185eFB94EFD2d355F9932A0F7551 | 0x9a4BF8be3a363bd7fC50833c1C24e8076E2F762E |
| 0x35D8949372D46B7a3D5A56006AE77B215fc69bC0 | 0x08E8EC507968185eFB94EFD2d355F9932A0F7551 | 0x9a4BF8be3a363bd7fC50833c1C24e8076E2F762E |
| 0x270d664d2Fc7D962012a787Aec8661CA83DF24EB | 0x36169BAf1A7542b5029c8c257fC7eAF69D67dAAC | 0x9a4BF8be3a363bd7fC50833c1C24e8076E2F762E |
| 0x0022228a2cc5E7eF0274A7Baa600d44da5aB5776 | 0x08E8EC507968185eFB94EFD2d355F9932A0F7551 | 0x9a4BF8be3a363bd7fC50833c1C24e8076E2F762E |
| 0x5BaE9a5D67d1CA5b09B14c91935f635CFBF3b685 | 0xad55B868d30866457AaeDc65e1c3CdFa098F4AC2 | 0x9a4BF8be3a363bd7fC50833c1C24e8076E2F762E |
| {% endtab %}                               |                                            |                                            |
| {% endtabs %}                              |                                            |                                            |

**Referencing Chainlink Developer Resources**

For developers, detailed documentation on Chainlink integration can be found here:

* [Chainlink Data Feeds](https://docs.chain.link/data-feeds)
* [Chainlink GitHub Documentation](https://github.com/smartcontractkit/documentation?tab=readme-ov-file#referencing-chainlink-documentation)
* [Chainlink Quick Links](https://docs.chain.link/builders-quick-links)

These resources provide guidance on fetching on-chain data, deploying price feeds, and testing integrations.