> For the complete documentation index, see [llms.txt](https://docs.optopia.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.optopia.ai/building/token-addresses.md).

# Token Addresses

## Mainnet

| Token Name      | Token Address                                                                                                          |
| --------------- | ---------------------------------------------------------------------------------------------------------------------- |
| $OPAI(Ethereum) | [0xF8e57AC2730D3088D98B79209739b0D5Ba085a03](https://etherscan.io/address/0xF8e57AC2730D3088D98B79209739b0D5Ba085a03)  |
| $OPAI(Optopia)  | [0xF4C3a4d9568672FB4A8174EfD29dDAB6255E8729](https://scan.optopia.ai/token/0xF4C3a4d9568672FB4A8174EfD29dDAB6255E8729) |
| $WETH           | [0x4200000000000000000000000000000000000006](https://scan.optopia.ai/token/0x4200000000000000000000000000000000000006) |
| $USDT           | [0x05D032ac25d322df992303dCa074EE7392C117b9](https://scan.optopia.ai/token/0x05D032ac25d322df992303dCa074EE7392C117b9) |
| $USDC           | [0xb62F35B9546A908d11c5803ecBBA735AbC3E3eaE](https://scan.optopia.ai/token/0xb62F35B9546A908d11c5803ecBBA735AbC3E3eaE) |

## Testnet

| Token Name             | Token Address                                                                                                                    |
| ---------------------- | -------------------------------------------------------------------------------------------------------------------------------- |
| $OPAI(Sepolia)         | [0xF8e57AC2730D3088D98B79209739b0D5Ba085a03](https://sepolia.etherscan.io/address/0xF8e57AC2730D3088D98B79209739b0D5Ba085a03)    |
| $OPAI(Optopia Testnet) | [0xF4C3a4d9568672FB4A8174EfD29dDAB6255E8729](https://scan-testnet.optopia.ai/token/0xF4C3a4d9568672FB4A8174EfD29dDAB6255E8729)   |
| $WETH                  | [0x4200000000000000000000000000000000000006](https://scan-testnet.optopia.ai/address/0x4200000000000000000000000000000000000006) |