> For the complete documentation index, see [llms.txt](https://tech.usual.money/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://tech.usual.money/smart-contracts/utility-contracts/usd0.md).

# USD0

<table data-card-size="large" data-view="cards"><thead><tr><th></th><th data-hidden data-card-cover data-type="image">Cover image</th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><strong>What is the ClassicalOracle?</strong></td><td data-object-fit="cover"><a href="https://1503334455-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FpUhQzPJGdJzuLTQ5sCym%2Fuploads%2FnxRZMlYenVwH08AP26dM%2FCard%20Cover%2013.png?alt=media&amp;token=8c5a37c4-cc21-4ecd-9516-d85a3e8f6371">Card Cover 13.png</a></td><td><a href="/smart-contracts/utility-contracts/usd0/usd0-classicaloracle.md">USD0 ClassicalOracle</a></td></tr><tr><td><strong>What is the Abstract Oracle?</strong></td><td data-object-fit="cover"><a href="https://1503334455-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FpUhQzPJGdJzuLTQ5sCym%2Fuploads%2FjcyldUzlJAtOza9POf3p%2FCard%20Cover%2014.png?alt=media&amp;token=426294da-ea05-4ba8-969b-64b10287dde5">Card Cover 14.png</a></td><td><a href="/smart-contracts/utility-contracts/usd0/usd0-abstract-oracle.md">USD0 Abstract Oracle</a></td></tr><tr><td><strong>What Oracles does Pyth provide?</strong></td><td data-object-fit="cover"><a href="https://1503334455-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FpUhQzPJGdJzuLTQ5sCym%2Fuploads%2FzoWrEBXxDyI2syC0sVYR%2FCard%20Cover%2015.png?alt=media&amp;token=4ddf6abe-3c21-4f34-9f26-2daf258288f2">Card Cover 15.png</a></td><td><a href="/smart-contracts/utility-contracts/usd0/pyth-oracles.md">Pyth Oracles</a></td></tr><tr><td><strong>What Oracles does Chainlink provide?</strong></td><td data-object-fit="cover"><a href="https://1503334455-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FpUhQzPJGdJzuLTQ5sCym%2Fuploads%2FlDacZpi6ajTz1BagCuAc%2FCard%20Cover%2035.png?alt=media&amp;token=af7d7ba4-50e2-4667-ba8b-71e7da5a0077">Card Cover 35.png</a></td><td></td></tr></tbody></table>