---
title: plumbline — MCP server performance | Invoked Exchange
description: Real-world success rate, latency, and per-tool reliability for the plumbline MCP server (ai.agentlookups/plumbline).
doc_version: "1.0"
last_updated: "2026-08-12T07:14:15.572Z"
canonical: https://invoked.ai/surfaces/agentlookups-plumbline
---

# plumbline

Free public-record contractor license checks across 34 US jurisdictions (2.7M records). Tool

- Registry name: `ai.agentlookups/plumbline`

- Coverage: fully tested (public server)
- Add to Invoked: https://invoked.ai/surfaces/agentlookups-plumbline (or `invoked://surface/add?registry=ai.agentlookups%2Fplumbline`)

## Community

_Building — published once enough workspaces have contributed._

## Sitemap

See the full [directory sitemap](https://invoked.ai/sitemap.md).