curl --request POST \
  --url https://api.vegaminds.com/v1/households \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "Ellis family",
  "household_type": "client",
  "members": [
    {
      "contact_id": "1f128fef-f499-4c88-a53e-75f235ccb65a",
      "relationship": "head"
    },
    {
      "contact_id": "36bb28a0-ace0-43cc-ae70-077c02fb58e5",
      "relationship": "spouse"
    }
  ]
}
'

import requests

url = "https://api.vegaminds.com/v1/households"

payload = {
    "name": "Ellis family",
    "household_type": "client",
    "members": [
        {
            "contact_id": "1f128fef-f499-4c88-a53e-75f235ccb65a",
            "relationship": "head"
        },
        {
            "contact_id": "36bb28a0-ace0-43cc-ae70-077c02fb58e5",
            "relationship": "spouse"
        }
    ]
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    name: 'Ellis family',
    household_type: 'client',
    members: [
      {contact_id: '1f128fef-f499-4c88-a53e-75f235ccb65a', relationship: 'head'},
      {contact_id: '36bb28a0-ace0-43cc-ae70-077c02fb58e5', relationship: 'spouse'}
    ]
  })
};

fetch('https://api.vegaminds.com/v1/households', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "is_external": false,
  "id": "46852331-f25c-4fcc-9d16-2162c96be9ad",
  "name": "Ellis family",
  "household_type": "client",
  "members": [
    {
      "contact_id": "1f128fef-f499-4c88-a53e-75f235ccb65a",
      "first_name": "Jordan",
      "last_name": "Ellis",
      "relationship": "head",
      "contact_type": "client",
      "email_addresses": [],
      "phone_numbers": []
    },
    {
      "contact_id": "36bb28a0-ace0-43cc-ae70-077c02fb58e5",
      "first_name": "Sam",
      "last_name": "Ellis",
      "relationship": "spouse",
      "contact_type": "client",
      "email_addresses": [],
      "phone_numbers": []
    }
  ],
  "created_on": "2026-03-02T14:06:48Z",
  "updated_on": "2026-09-15T11:02:19Z",
  "important_information": "Prefers afternoon calls.",
  "financial_planning": "College savings and retirement.",
  "investments": null,
  "living_story": null,
  "services": [
    "financial_planning"
  ],
  "custom_fields": [
    {
      "name": "Preferred review month",
      "value": "April"
    }
  ],
  "roles": [],
  "related_contacts": [],
  "related_to_contacts": [],
  "related_households": [],
  "related_to_households": [],
  "owner": null,
  "creator": null,
  "client_folder_url": null
}

{
  "error": {
    "code": "invalid_request",
    "message": "The request body is invalid.",
    "fields": {
      "email_addresses[0].address": "Must be an email address."
    }
  },
  "request_id": "3f6c1e9a-2b7d-4c58-9e41-8a0d5b7f2c16"
}

{
  "error": {
    "code": "invalid_token",
    "message": "The access token is invalid, expired or revoked."
  },
  "request_id": "3f6c1e9a-2b7d-4c58-9e41-8a0d5b7f2c16"
}

{
  "error": {
    "code": "insufficient_scope",
    "message": "This request needs the contacts:write scope, which the user did not grant. Connect the user again, asking for it."
  },
  "request_id": "3f6c1e9a-2b7d-4c58-9e41-8a0d5b7f2c16"
}

{
  "error": {
    "code": "rate_limited",
    "message": "Too many requests. Wait the number of seconds in the Retry-After header, then try again."
  }
}

{
  "error": {
    "code": "internal_error",
    "message": "Something went wrong on our side. Try again later, and contact Vega support with the request id if it keeps happening."
  },
  "request_id": "3f6c1e9a-2b7d-4c58-9e41-8a0d5b7f2c16"
}