MCP server

Plumb Registry Official

com.plumbregistry/directory

Checked 28 Oct 2026, 09:03 UTC · Connected to it and listed its tools

Search and verify fire protection contractor licenses (TX SFMO, CA CSLB C-16) from state records.

Working at last checkVerified publisher: plumbregistry.comAbout 723 tokens per request once connected3 tools

https://plumbregistry.com/mcp

At a glance

Type: MCP server
Publisher: plumbregistry.com (verified by the MCP Registry)
Status: Working at last check
Tools: 3
Token cost: About 723 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 28 Oct 2026, 09:03 UTC

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http directory https://plumbregistry.com/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.directory]
url = "https://plumbregistry.com/mcp"

Gemini CLI

{"mcpServers":{"directory":{"httpUrl":"https://plumbregistry.com/mcp"}}}

Cursor

{"mcpServers":{"directory":{"url":"https://plumbregistry.com/mcp"}}}

VS Code

{"servers":{"directory":{"type":"http","url":"https://plumbregistry.com/mcp"}}}

Antigravity

agy mcp add directory https://plumbregistry.com/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"directory","server_url":"https://plumbregistry.com/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"directory","server_url":"https://plumbregistry.com/mcp"}

get_provider ~119 tokens
Look up a company by its directory slug (from search results) or by any of its state license or registration numbers.
search_providers ~429 tokens
Find fire protection companies with an active state license. Covered: Texas (Texas State Fire Marshal's Office) and California (California Contractors State License Board). Filter by state, city, county, service (fire-sprinkler, fire-alarm, fire-extinguisher) or company name. With a city, results li
verify_license ~175 tokens
Check whether a fire protection license or registration number is active, which company holds it, and when it expires. Covered: Texas (Texas State Fire Marshal's Office) and California (California Contractors State License Board). Data is a periodic snapshot of state records; the official lookup is

Flipvo: licenses, entities, NPI, OFAC and OIG screens, carriers, OSHA, drive times
Pay-per-call agent tools (x402, MPP): licenses, entities, NPI, OIG/OFAC screens, FMCSA, OSHA, drive
Gluecron
AI-native git hosting — repos, PRs, issues, CI gates, and AI code review over MCP (60 tools).
Trades With AI + SaaS Price Watch
Read-only data: AI tools for trades businesses and public SaaS pricing, with source quotes.
LicenseGround
Deterministic trade contractor license verification & compliance gating for autonomous AI agents.
Home Repairs Estimator — Cost Calculators
Deterministic cost calculators for HVAC, roofing, plumbing, electrical, solar, water heater.
SiteCheck Company Records
120 pay-per-call agent tools: company registry, government, legal and B2B data tools. x402
Slotrobin
Find, get quotes from and book local service businesses on their own Square or Google calendar.
dfwmetro.net directory
Verified DFW home-services directory. AI agents submit listings and find bookable pros.

[![AptLynx](https://aptlynx.net/badge/com.plumbregistry/directory.svg)](https://aptlynx.net/servers/com.plumbregistry/directory)

Listing text is written by the maker; AptLynx lists tools and does not vouch for them. Find another tool · Browse by topic · For agents