US address metadata for agents and apps.

Send a US address, get back census tracts, congressional districts, school districts, timezone, and more. Powered by the US Census Bureau.

Get API key View curl example Read docs

Quick Start

curl -X POST https://www.dorothydata.com/api/v1/address/enrich \
  -H "Authorization: Bearer dbe_your_api_key" \
  -H "Content-Type: application/json" \
  -d '{"address": "1600 Pennsylvania Ave NW, Washington DC 20500"}'

For AI Agents

Use the x402 endpoint at /api/v1/enrich/paid — no API key needed, pay $0.01/request in USDC automatically via the x402 payment protocol.