> ## Documentation Index
> Fetch the complete documentation index at: https://sequence-0fb8d9e6-codex-update-discord-invite.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Smart Contracts

> Documentation for Unreal SDK API for reading from the blockchain with the Sequence infrastructure stack for web3 gaming.

## ERC20

Construct an ERC20 object to create transactions for custom currencies.

<Tabs>
  <Tab title="Blueprint">
    <Frame>
      <img src="https://mintcdn.com/sequence-0fb8d9e6-codex-update-discord-invite/FTpX4UAFpHQ_Qb4p/images/unreal/erc20.png?fit=max&auto=format&n=FTpX4UAFpHQ_Qb4p&q=85&s=1877090a99f45e2f9634af864d19d32b" width="2242" height="1184" data-path="images/unreal/erc20.png" />
    </Frame>
  </Tab>
</Tabs>

## ERC1155

Construct an ERC1155 object to create transactions for semi-fungible tokens.

<Tabs>
  <Tab title="Blueprint">
    <Frame>
      <img src="https://mintcdn.com/sequence-0fb8d9e6-codex-update-discord-invite/FTpX4UAFpHQ_Qb4p/images/unreal/erc1155.png?fit=max&auto=format&n=FTpX4UAFpHQ_Qb4p&q=85&s=c2ea9b4ac3abd85fbf17f091cd3f21fd" width="2242" height="1184" data-path="images/unreal/erc1155.png" />
    </Frame>
  </Tab>
</Tabs>

## ERC721

Construct an ERC721 object to create transactions for non-fungible tokens.

<Tabs>
  <Tab title="Blueprint">
    <Frame>
      <img src="https://mintcdn.com/sequence-0fb8d9e6-codex-update-discord-invite/FTpX4UAFpHQ_Qb4p/images/unreal/erc721.png?fit=max&auto=format&n=FTpX4UAFpHQ_Qb4p&q=85&s=78bbc9953c616e77584813884b0983b1" width="2242" height="1184" data-path="images/unreal/erc721.png" />
    </Frame>
  </Tab>
</Tabs>

## ERC1155 Sale

Construct an ERC1155 Sale object to create transactions for custom currencies.

<Tabs>
  <Tab title="Blueprint">
    <Frame>
      <img src="https://mintcdn.com/sequence-0fb8d9e6-codex-update-discord-invite/FTpX4UAFpHQ_Qb4p/images/unreal/erc1155_sale.png?fit=max&auto=format&n=FTpX4UAFpHQ_Qb4p&q=85&s=97a5b4acc52dda7605eb1ad340e17cb3" width="2242" height="1184" data-path="images/unreal/erc1155_sale.png" />
    </Frame>
  </Tab>
</Tabs>

## ERC721 Sale

Construct an ERC721 Sale object to create transactions for custom currencies.

<Tabs>
  <Tab title="Blueprint">
    <Frame>
      <img src="https://mintcdn.com/sequence-0fb8d9e6-codex-update-discord-invite/FTpX4UAFpHQ_Qb4p/images/unreal/erc721_sale.png?fit=max&auto=format&n=FTpX4UAFpHQ_Qb4p&q=85&s=eae79ad55c933338f390592410bdedcd" width="2242" height="1184" data-path="images/unreal/erc721_sale.png" />
    </Frame>
  </Tab>
</Tabs>