> ## Documentation Index
> Fetch the complete documentation index at: https://docs.x402x.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# GET /supported

> Query supported payment types and networks

## Request

```http theme={null}
GET /supported?chainId=97&tokenAddress=0xUSDC
```

## Response

```json theme={null}
{
  "kinds": ["eip3009", "permit", "permit2"],
  "networks": ["bsc", "bsc-testnet", "base", "polygon"]
}
```