> For the complete documentation index, see [llms.txt](https://docs.resolv.xyz/litepaper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.resolv.xyz/litepaper/for-developers/smart-contracts/price-oracles.md).

# Price Oracles

**Notes:**

* Fundamental USR & RLP price-oracle values are calculated and updated once every 24 hours, relying on the reserves that Resolv operates.
* Always verify contract addresses on official project channels.

***

#### USR

| Oracle                           | Type        | Link                                                                                                                                                                                    |
| -------------------------------- | ----------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **Chronicle**                    | Market      | [Chronicle USR/USD](https://chroniclelabs.org/dashboard/oracle/USR/USD?blockchain=ETH\&txn=0x6f63b8a755f6f%5B%E2%80%A6%5D6c25f89d\&contract=0xd02d70Dd1E495f1D9245D97bFd93259fe8C81FF4) |
| **Pyth**                         | Market      | [crypto-usr-usd](https://www.pyth.network/price-feeds/crypto-usr-usd)                                                                                                                   |
| **Chainlink**                    | Market      | [0x34ad75691e25A8E9b681AAA85dbeB7ef6561B42c](https://etherscan.io/address/0x34ad75691e25A8E9b681AAA85dbeB7ef6561B42c)                                                                   |
| **Redstone**                     | Market      | [Redstone USR/USD](https://app.redstone.finance/app/token/USR/)                                                                                                                         |
| **Pyth**                         | Fundamental | [crypto-usr-usd-rr](https://www.pyth.network/price-feeds/crypto-usr-usd-rr)                                                                                                             |
| **Resolv**                       | Fundamental | [0x7f45180d6fFd0435D8dD695fd01320E6999c261c](https://etherscan.io/address/0x7f45180d6fFd0435D8dD695fd01320E6999c261c)                                                                   |
| **Resolv AggregatorV3Interface** | Fundamental | [0xf9C7c25FE58AAA494EE7ff1f6Cf0b70d7C7ce88c](https://etherscan.io/address/0xf9C7c25FE58AAA494EE7ff1f6Cf0b70d7C7ce88c)                                                                   |

***

#### wstUSR

| Oracle                      | Type        | Link                                                                                                                                                                                |
| --------------------------- | ----------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **Pyth Fundamental**        | Fundamental | [crypto-wstusr-usr-rr](https://www.pyth.network/price-feeds/crypto-wstusr-usr-rr)                                                                                                   |
| **ERC4626 Conversion Rate** | Fundamental | [convertToAssets](https://etherscan.io/address/0x1202F5C7b4B9E47a1A484E8B270be34dbbC75055#readProxyContract#F6)(1e18) on the wstUSR contract to derive wstUSR → USR exchange rate.) |

***

#### RLP

| Oracle                           | Type        | Link                                                                                                                  |
| -------------------------------- | ----------- | --------------------------------------------------------------------------------------------------------------------- |
| **Pyth**                         | Market      | [crypto-rlp-usd](https://www.pyth.network/price-feeds/crypto-rlp-usd)                                                 |
| **Pyth**                         | Fundamental | [crypto-rlp-usd-rr](https://www.pyth.network/price-feeds/crypto-rlp-usd-rr)                                           |
| **Resolv**                       | Fundamental | [0xaE2364579D6cB4Bbd6695846C1D595cA9AF3574d](https://etherscan.io/address/0xaE2364579D6cB4Bbd6695846C1D595cA9AF3574d) |
| **Resolv AggregatorV3Interface** | Fundamental | [0xAdb2c15Fde49D1A4294740aCb650de94184E66b2](https://etherscan.io/address/0xAdb2c15Fde49D1A4294740aCb650de94184E66b2) |