> For the complete documentation index, see [llms.txt](https://nkson-protocol.gitbook.io/neon-protocol/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://nkson-protocol.gitbook.io/neon-protocol/developer/contracts.md).

# Contracts

The contracts are tasked with managing the DCAs of each user transparently. It also prepares a set of data that will be processed by the Resolver to automate the execution. 

<table><thead><tr><th width="203">Chain</th><th>Address</th><th data-hidden></th></tr></thead><tbody><tr><td><img src="/files/lA6KVuNiqm4tiLUwzB4F" alt="" data-size="line"> Arbitrum One</td><td><p>NUI <a href="https://arbiscan.io/address/0xaCA91b93Cc8eA72415a49DB6aCc7DA296A218613"><code>0xaCA91b93Cc8eA72415a49DB6aCc7DA296A218613</code></a></p><p>NRI <a href="https://arbiscan.io/address/0x5a0235adfbd6106121d5A908726e73E9a6A7f6cA"><code>0x5a0235adfbd6106121d5A908726e73E9a6A7f6cA</code></a></p></td><td></td></tr><tr><td><img src="/files/IhhTA5oTbIR5botvI5j2" alt="" data-size="line"> Ethereum</td><td>NUI <a href="https://etherscan.io/address/0xAab9a750F02016f56F8127c2caDa50eE878fb176"><code>0xAab9a750F02016f56F8127c2caDa50eE878fb176</code></a><br>NRI <a href="https://etherscan.io/address/0x900180c4C7Ad0d44A4Aec4Fda4eD17CF02c34B2c"><code>0x900180c4C7Ad0d44A4Aec4Fda4eD17CF02c34B2c</code></a></td><td></td></tr><tr><td><img src="/files/6RY2UIwR4Pi2ukm8cfYE" alt="" data-size="line"> Base</td><td><p>NUI <a href="https://basescan.org/address/0x43E0e2cE76CD17D78b75F77671bBd0E355C54D64"><code>0x43E0e2cE76CD17D78b75F77671bBd0E355C54D64</code></a></p><p>NRI <a href="https://basescan.org/address/0xEdc1dD48E67Fc829AEFcE98377BF2eFb862734e5"><code>0xEdc1dD48E67Fc829AEFcE98377BF2eFb862734e5</code></a></p></td><td></td></tr><tr><td><img src="/files/noGYpQmUsE7n6kzlUGIu" alt="" data-size="line"> Blast</td><td><p>NUI <a href="https://blastscan.io/address/0x2264555F9c31108032577cde806959e33C1D4387"><code>0x2264555F9c31108032577cde806959e33C1D4387</code></a></p><p>NRI <a href="https://blastscan.io/address/0xa2DaffbbA57a096567CE107A597813D245f7398a"><code>0xa2DaffbbA57a096567CE107A597813D245f7398a</code></a></p></td><td></td></tr><tr><td><img src="/files/JUYoRF3JcGcREhOqZHY3" alt="" data-size="line"> BSC</td><td><p>NUI <a href="https://bscscan.com/address/0xFDC6C8FC2ce8d27234f3a659829AAc747654FB02"><code>0xFDC6C8FC2ce8d27234f3a659829AAc747654FB02</code></a></p><p>NRI <a href="https://bscscan.com/address/0xB02063b3cb10ae49C658350B53714CC1D75c4d96"><code>0xB02063b3cb10ae49C658350B53714CC1D75c4d96</code></a></p></td><td></td></tr><tr><td><img src="/files/OxZvHXGru5IJw4L4s8wS" alt="" data-size="line"> Linea</td><td><p>NUI <a href="https://lineascan.build/address/0x1cF7569A09D944F8D70F896b35458193b73f301D"><code>0x1cF7569A09D944F8D70F896b35458193b73f301D</code></a></p><p>NRI <a href="https://lineascan.build/address/0xaAcE01DE0841520B8aDb28B8b7f167fb10C91712"><code>0xaAcE01DE0841520B8aDb28B8b7f167fb10C91712</code></a></p></td><td></td></tr><tr><td><img src="/files/NcJOiCDSvibStU6kUAb7" alt="" data-size="line"> Mantle</td><td><p>NUI <a href="https://explorer.mantle.xyz/address/0xf50f049E335062aF5bbd231956202304878F5aD3a"><code>0xf50f049E335062aF5bbd231956202304878F5aD3</code></a></p><p>NRI <a href="https://explorer.mantle.xyz/address/0x1Be8757712A616Fd8eda239A4C0A28343DC2005d"><code>0x1Be8757712A616Fd8eda239A4C0A28343DC2005d</code></a></p></td><td></td></tr><tr><td><img src="/files/rxgbUvJ5U02tdn8JnbT0" alt="" data-size="line"> Scroll</td><td><p>NUI <a href="https://scrollscan.com/address/0xa2DaffbbA57a096567CE107A597813D245f7398a"><code>0xa2DaffbbA57a096567CE107A597813D245f7398a</code></a></p><p>NRI <a href="https://scrollscan.com/address/0xf0314F761f5bd3f41daEEd6e0C5F2eC34B9Be6Ff"><code>0xf0314F761f5bd3f41daEEd6e0C5F2eC34B9Be6Ff</code></a></p></td><td></td></tr></tbody></table>