API Docs
POST https://api.windfalldata.com/v1/

Enrich a Person Record

Submit a person record with PII fields and receive Windfall's enriched household and career data in real time.

Request Body

id string

Unique identifier from your system of record. Echoed back in the response.

first_name string

First name of the individual.

last_name string

Last name. If you only have a full name, enter it here and leave first_name empty.

addresses object[]

A list of addresses associated with the individual.

address string

Street address. Multiple lines should be concatenated with a space. Can be a full address if components aren't available.

city string

City or locality recognized by the USPS.

state string

State abbreviation or full name. May be inferred from zip code.

zipcode string

US zip code (5+ digits, optional +4). For best results, always provide a zip code.

emails string[]

List of email addresses.

phones string[]

List of phone numbers. Formatting is flexible. +1 (US) assumed when no country code is provided.

company_name string

Company name associated with the individual. Improves career matching accuracy when multiple people share the same name.

Response

id string

The ID you submitted, echoed back.

household_matched boolean

Whether a household match was found.

career_matched boolean

Whether a career match was found.

household object | null

Enriched household-level data. Null when household_matched is false. Includes net worth, property ownership, philanthropy, political giving, and more.

View all 32 household fields
career object | null

Career and employment data for the individual. Null when career_matched is false. Includes job title, employer details, LinkedIn URL, and more.

View all 26 career fields

Example Request

# Enrich a person record
curl -X POST https://api.windfalldata.com/v1/ \
  -H "Content-Type: application/json" \
  -H "X-WF-Auth-Token: YOUR_API_TOKEN" \
  -d '{
  "id": "16a903p",
  "first_name": "Jane",
  "last_name": "Doe",
  "addresses": [
    {
      "address": "123 Main St, Apt A",
      "city": "San Francisco",
      "state": "CA",
      "zipcode": "94133"
    }
  ],
  "emails": ["jdoe@windfall.com"],
  "phones": ["415-555-1212"],
  "company_name": "Acme Inc"
}'

Example Response

200 OK
{
  "id": "16a903p",
  "household": {
    "confidence": 1.0,
    "windfall_id": "bde3d183ad...",
    "net_worth": 4200000,
    "low_confidence_net_worth": 3500000,
    "high_confidence_net_worth": 5000000,
    "multi_property_owner": true,
    "philanthropic_giver": true,
    "political_donor": false,
    "small_business_owner": false,
    "boat_owner": false,
    "plane_owner": false,
    ...
  },
  "career": {
    "confidence": 0.7,
    "linkedin_url": "linkedin.com/in/...",
    "job_title": "VP of Marketing",
    "job_level": "VP",
    "company_name": "Acme Inc",
    "company_category": "Public Company",
    "recently_changed_jobs": false,
    ...
  },
  "household_matched": true,
  "career_matched": true
}