For AI assistants

Use Umarelli in Claude or ChatGPT

Umarelli has a connector that lets an AI assistant look up buildings, permits, property taxes and zoning in New York City and Jersey City, and see what’s being built near an address. It’s free, read-only and needs no account.

Connector address

https://umarelli.org/mcp

Add it

  • Claude

    1. Open Settings, then Connectors.
    2. Choose Add, then Add custom connector.
    3. Name it Umarelli, paste the address above, and leave sign-in set to none.
    4. In a chat, ask about a building or a neighborhood.

  • ChatGPT

    1. Open Settings, then Apps & Connectors, and turn on Developer mode under Advanced.
    2. Choose Create and name it Umarelli.
    3. Paste the address above and set authentication to none.
    4. In a chat, turn on Umarelli from the tools menu and ask away.

Things to ask

  • Find 18 India Street in Greenpoint.

    18 India Street, Brooklyn is an 834-unit, 37-story apartment tower built in 2023. Its 2026–27 tax bill is $6,789,569…

  • Pull up the permits, taxes and zoning for 205 Montague Street.

    A 51-story tower with 136 units was filed for 205 Montague Street in March 2024. The lot is zoned C6-4, and its 2026–27 tax bill is $981,299…

  • Which new buildings near Journal Square got permits this year?

    They include 8 Lott Street, a 47-story tower with 1,049 apartments issued in September, and 29 Van Reipen Avenue, with 696…

What it can do

  • Find a building

    Looks up a street address in either city.

  • Get a building’s record

    Its permits, assessed value and tax bill, tax breaks, zoning and latest news.

  • Recent permits near an address

    New buildings and major renovations nearby, newest first, each with a link to its page.

The connector reads the same public records as the map, refreshed within a day of the city publishing them. Developers can read the guide for agents, and the data sources page says how current each source is.