> ## Documentation Index
> Fetch the complete documentation index at: https://docs.spacepay.solutions/llms.txt
> Use this file to discover all available pages before exploring further.

# Supported chains

> Networks and tokens supported by SpacePay on mainnet and testnet

# Supported chains

SpacePay supports the following blockchain networks and assets. Confirmation monitoring and finality are handled automatically after you integrate with the API.

## Supported Chains and Assets

SpacePay supports the following blockchain networks and assets.

### Mainnet

| Network             | Chain ID                                  | Token | Contract address                                   |
| ------------------- | ----------------------------------------- | ----- | -------------------------------------------------- |
| Arbitrum            | `eip155:42161`                            | ETH   | Native                                             |
| Avalanche           | `eip155:43114`                            | AVAX  | Native                                             |
| Avalanche           | `eip155:43114`                            | USDC  | `0xb97ef9ef8734c71904d8002f8b6bc66dd9c48a6e`       |
| Avalanche           | `eip155:43114`                            | USDT  | `0x9702230a8ea53601f5cd2dc00fdbc13d4df4a8c7`       |
| Base                | `eip155:8453`                             | ETH   | Native                                             |
| Base                | `eip155:8453`                             | USDC  | `0x833589fcd6edb6e08f4c7c32d4f71b54bda02913`       |
| Binance Smart Chain | `eip155:56`                               | BNB   | Native                                             |
| Binance Smart Chain | `eip155:56`                               | USDC  | `0x8ac76a51cc950d9822d68b83fe1ad97b32cd580d`       |
| Binance Smart Chain | `eip155:56`                               | USDT  | `0x55d398326f99059ff775485246999027b3197955`       |
| Bitcoin             | `bip122:000000000019d6689c085ae165831e93` | BTC   | Native                                             |
| Bitcoin Cash        | `bip122:000000000000000000651ef99cb9fcbe` | BCH   | Native                                             |
| Dogecoin            | `bip122:1a91e3dace36e2be3bf030a65679fe82` | DOGE  | Native                                             |
| Ethereum            | `eip155:1`                                | ETH   | Native                                             |
| Ethereum            | `eip155:1`                                | USDC  | `0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48`       |
| Ethereum            | `eip155:1`                                | USDT  | `0xdac17f958d2ee523a2206206994597c13d831ec7`       |
| Litecoin            | `bip122:12a765e31ffd4059bada1e25190f6e98` | LTC   | Native                                             |
| Optimism            | `eip155:10`                               | ETH   | Native                                             |
| Polygon             | `eip155:137`                              | POL   | Native                                             |
| Polygon             | `eip155:137`                              | USDC  | `0x3c499c542cef5e3811e1192ce70d8cc03d5c3359`       |
| Polygon             | `eip155:137`                              | USDT  | `0xc2132d05d31c914a87c6611c10748aeb04b58e8f`       |
| Solana              | `solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp` | SOL   | Native                                             |
| Solana              | `solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp` | USDC  | `EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v`     |
| Solana              | `solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp` | USDT  | `Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB`     |
| TON                 | `tvm:-239`                                | TON   | Native                                             |
| TON                 | `tvm:-239`                                | USDT  | `EQCxE6mUtQJKFnGfaROTKOt1lZbDiiX1kCixRv7Nw2Id_sDs` |
| Tron                | `tron:0x2b6653dc`                         | TRX   | Native                                             |
| Tron                | `tron:0x2b6653dc`                         | USDT  | `TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t`               |
| XRP                 | `xrpl:0`                                  | XRP   | Native                                             |

### Testnet networks

| Network          | Chain ID          | Token | Contract address                             |
| ---------------- | ----------------- | ----- | -------------------------------------------- |
| Base Sepolia     | `eip155:84532`    | ETH   | Native                                       |
| Base Sepolia     | `eip155:84532`    | USDC  | `0x00fc61d7de7655db3984db634e3489130ebeacf6` |
| Base Sepolia     | `eip155:84532`    | USDT  | `0xe290136a17a1804d4e538bd747b7a48d1a44a629` |
| Ethereum Sepolia | `eip155:11155111` | ETH   | Native                                       |
| Ethereum Sepolia | `eip155:11155111` | USDC  | `0xcae5e5b4a5dd769b021f9f93257b44b0742f77d3` |
| Ethereum Sepolia | `eip155:11155111` | USDT  | `0xd14fce5bc55861c3b71bdea38d22590df8666dbc` |

See [Testing](/developer-docs/testing) for environment URLs and test scenarios.

### Monitoring Confirmations

SpacePay automatically handles all blockchain complexity for you. You don't need to worry about confirmations, finality, or blockchain technical details.

<Card title="We Handle Everything" icon="shield-alt">
  **Automatic Monitoring**

  * SpacePay monitors all blockchain confirmations and
    finality automatically.

  **No Blockchain Complexity**

  * Merchants don't need to deal with blockchain technical details.

  **Simple Integration**

  * Just integrate with our API and we handle the rest.

  **Reliable Payments**

  * We ensure payments are secure and final before marking them as complete.
</Card>