> For the complete documentation index, see [llms.txt](https://docs.openeden.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.openeden.com/usdo/developers/contracts.md).

# Contracts

### Ethereum Mainnet

| Contract    | Contract Addresses (CA)                    |
| ----------- | ------------------------------------------ |
| USDO        | 0x8238884Ec9668Ef77B90C6dfF4D1a9F4F4823BFe |
| USDOExpress | 0x80e49D1bdCE8F80c38E88Dd5C4c004dDb9B4E887 |

### Base 

| Contract    | Contract Addresses (CA)                    |
| ----------- | ------------------------------------------ |
| USDO        | 0xaD55aebc9b8c03FC43cd9f62260391c13c23e7c0 |
| USDOExpress | 0x5076f96169d7cC15AFc084c60C68182C8F1732a7 |

### BNB Chain 

| Contract    | Contract Addresses (CA)                    |
| ----------- | ------------------------------------------ |
| USDO        | 0x302e52AFf9815B9D1682473DBFB9C74F9B750AA8 |
| USDOExpress | 0xAFD6272eF694bC9A9d197979489543cDEfB3767E |

### Kaia 

| Contract    | Contract Addresses (CA)                    |
| ----------- | ------------------------------------------ |
| USDO        | 0x87e617C7484aDE79FcD90db58BEB82B057facb48 |
| USDOExpress | 0x4bfc1773280689d17c8c00b2514a5c28c8c2b021 |