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

# Wallet risk

> Screen a wallet before payments, access, or high-value actions.

**Check ID:** `wallet-risk`

## Use cases

* Payment flows
* Fraud checks
* High-risk onboarding

## Flow type

Lookup. NEUS checks wallet risk through an external provider.

## Required Fields

| Field                | Required | Notes                                                                                                  |
| -------------------- | -------- | ------------------------------------------------------------------------------------------------------ |
| `walletAddress`      | Yes      | Wallet to assess (EVM, Solana, TON, Sui, Sei, Bitcoin, or Stellar)                                     |
| `provider`           | No       | Example: `webacy`                                                                                      |
| `chain` or `chainId` | No       | Chain context: `eth`, `base`, `bsc`, `pol`, `opt`, `arb`, `sol`, `ton`, `sei`, `sui`, `btc`, `stellar` |

## Example

```json theme={"dark"}
{
  "walletAddress": "0x...",
  "chain": "base"
}
```

Full schema: [`wallet-risk.json`](https://github.com/neus/network/blob/main/docs/verifiers/schemas/wallet-risk.json).