`lob_verify_bulk`

Pack: lob · Endpoint: https://gateway.pipeworx.io/lob/mcp

Verify a list of US addresses in one request. Each address is an object with primary_line, city, state, zip_code (secondary_line/recipient optional).

Parameters

Name	Type	Required	Description
`addresses`	array	yes	Array of address objects, each with primary_line, city, state, zip_code (secondary_line, recipient, urbanization optional).
`items`	object	no
`properties`	string	no
`recipient`	string	no
`primary_line`	string	no
`secondary_line`	string	no
`urbanization`	string	no
`city`	string	no
`state`	string	no
`zip_code`	string	no
`_apiKey`	string	yes	Your Lob API key (sign up at https://dashboard.lob.com/).

Example call

Arguments

{
  "addresses": [
    {
      "primary_line": "210 King St",
      "city": "San Francisco",
      "state": "CA",
      "zip_code": "94107"
    },
    {
      "recipient": "Jane Doe",
      "primary_line": "185 Berry St",
      "secondary_line": "Ste 6100",
      "city": "San Francisco",
      "state": "CA",
      "zip_code": "94107"
    }
  ],
  "_apiKey": "your-lob-api-key"
}

curl

curl -X POST https://gateway.pipeworx.io/lob/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"lob_verify_bulk","arguments":{"addresses":[{"primary_line":"210 King St","city":"San Francisco","state":"CA","zip_code":"94107"},{"recipient":"Jane Doe","primary_line":"185 Berry St","secondary_line":"Ste 6100","city":"San Francisco","state":"CA","zip_code":"94107"}],"_apiKey":"your-lob-api-key"}}}'

TypeScript (@pipeworx/sdk)

import { Pipeworx } from '@pipeworx/sdk';
const pipeworx = new Pipeworx();

const result = await pipeworx.call('lob_verify_bulk', {
  "addresses": [
    {
      "primary_line": "210 King St",
      "city": "San Francisco",
      "state": "CA",
      "zip_code": "94107"
    },
    {
      "recipient": "Jane Doe",
      "primary_line": "185 Berry St",
      "secondary_line": "Ste 6100",
      "city": "San Francisco",
      "state": "CA",
      "zip_code": "94107"
    }
  ],
  "_apiKey": "your-lob-api-key"
});

Connect

Add this to your MCP client config, or use one-click install buttons:

{
  "mcpServers": {
    "lob": {
      "url": "https://gateway.pipeworx.io/lob/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

lob_verify_bulk