> ## Documentation Index
> Fetch the complete documentation index at: https://cobo-docs-feature-cobo-cli.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Is Valid Address

> <Note>This content applies to WaaS 1.0 only. We highly recommend that you upgrade to [WaaS 2.0](https://www.cobo.com/developers/v2/guides/overview/introduction).</Note> This endpoint checks if a given address is valid for a specified coin. It also supports memos for certain coins. The response is a boolean indicating whether the address is valid or not.

<Tip> FAQ：[How to verify whether a withdraw address is legitimate?](/v1/faqs/address-management#how-to-verify-whether-a-withdrawal-address-is-legitimate)</Tip>

#### Request

<ParamField query="coin" type="String" required>Coin code</ParamField>
<ParamField query="address" type="String" required>address; please use ‘｜’ to separate the addresses if there’s also a memo</ParamField>

#### Response

<ResponseField name="success" type="bool">request successful or failed</ResponseField>
<ResponseField name="result" type="bool">Whether the address is valid or not.</ResponseField>

<RequestExample>
  ```python Python
  request(
      "GET",
      "/v1/custody/mpc/is_valid_address/",
      {
          "coin": "ETH",
          "address": "0x9414933Ff7777bb28cA22D15c178596A6e58d957"
      },
      api_key, api_secret, host
  )
  ```

  ```javascript JavaScript
  coboFetch('GET', '/v1/custody/mpc/is_valid_address/', {
      "coin": "ETH",
      "address": "0x9414933Ff7777bb28cA22D15c178596A6e58d957"
  }, api_key, api_secret, host)
      .then(res => {
          res.json().then((data)=>{
              console.log(JSON.stringify(data, null, 4));
          })
      }).catch(err => {
          console.log(err)
      });
  ```

  ```go Go
  Request("GET", "/v1/custody/mpc/is_valid_address/", map[string]string{
      "coin": "ETH",
      "address": "0x9414933Ff7777bb28cA22D15c178596A6e58d957"
  })
  ```
</RequestExample>

<ResponseExample>
  ```json
  {
  "success": true,
  "result": false
  }
  ```
</ResponseExample>