# /iban — Open Data Proxy

Use GET /iban?value=… to check checksum validity and retrieve bank name, country and BIC.

## Purpose

Use GET /iban?value=… to check checksum validity and retrieve bank name, country and BIC.

Price: $0.01 USDC

## Request

```
GET /iban?value=NL91ABNA0417164300
```

## Input

- `value` — example: `NL91ABNA0417164300`

## Response

```json
{
  "iban": "NL91ABNA0417164300",
  "valid": true,
  "bank": "ABN AMRO",
  "country": "Netherlands",
  "bic": "ABNANL2A",
  "checksum": "valid"
}
```

## Payment

No API key. Call once to receive `402 Payment Required` with the x402
terms, pay $0.01 USDC on Base Mainnet via https://x402.thesoulnetwork.eu, then send the 1-hour ticket as
`Authorization: Bearer <ticket>`.