Building & zoning code, answered by your AI.

A connector that brings building & zoning code into ChatGPT, Claude, or any MCP client. Ask in plain English — “minimum egress width for an assembly space?” — and get the exact section text, tables, and figures back, with citations you can verify.

10 code books · ~24,100 sections ·Claude, ChatGPT & any MCP client.

Connect now →

how to connect it

Paste the link into your AI client — that’s the whole setup. No sign-in, no account.

https://www.buildingcodes.live/api/mcp
  1. Open claude.ai → Settings → Connectors
  2. Click Add custom integration
  3. Paste the server URL above and click Connect

codes covered

  • ZR
    Zoning Resolution
    Dept. of City Planning · as amended through 2025 (incl. City of Yes)
    districts, FAR, yards, use groups, parking, signage
  • BC
    Building Code
    Dept. of Buildings · 2022 edition · incl. LL77/2023
    egress, fire, structural, occupancy, accessibility
  • BC
    Building Code — prior edition
    Dept. of Buildings · 2014 edition
    for work filed under the 2014 code · pass edition=“2014”
  • BC68
    Building Code — 1968
    Dept. of Buildings · 1968 · Title 27 (§27-xxx)
    pre-2008 code; still governs buildings built or altered under it
  • MC
    Mechanical Code
    Dept. of Buildings · 2022 edition
    HVAC, ducts, ventilation, refrigeration
  • PC
    Plumbing Code
    Dept. of Buildings · 2022 edition
    water supply, drainage, fixtures
  • FGC
    Fuel Gas Code
    Dept. of Buildings · 2022 edition
    gas piping, venting, appliances
  • FC
    Fire Code
    Fire Department (FDNY) · 2022 edition
    fire prevention & operations, hazardous materials, permits
  • ECC
    Energy Conservation Code
    Dept. of Buildings · 2025 edition
    envelope, lighting, HVAC efficiency
  • HPD
    HPD Design Guidelines
    Housing Preservation & Development · New Construction · current
    affordable & supportive housing

New York City & U.S. federal today — more jurisdictions coming. Five read-only tools: search any book, fetch a section by code_ref, or browse a table of contents.

how to use it efficiently

Codepilotis a drop-in skill that makes your assistant search smarter and answer with clean, citeable formatting — the most efficient way to use the connector. Paste it into your agent’s system prompt; agent-agnostic (Claude, ChatGPT, Cursor, any MCP client).

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