LaborLens MCP

An MCP (Model Context Protocol) server that exposes LaborLens — a U.S. Department of Labor prevailing wage and PERM labor certification search tool — as tools for Claude and other MCP-compatible AI assistants.

Tools

Tool	Description
search_pwd_cases	Search PWD cases by employer, location, job title, case number, or year
search_perm_cases	Search PERM labor certification cases with the same filters + decision year
get_case	Fetch full details for a case by its ID
get_pwd_years	List all years available in the PWD dataset
get_perm_years	List all years available in the PERM dataset

Requirements

• Python 3.14+
• uv

Setup

git clone https://github.com/blueandhack/LaborLens-MCP
cd LaborLens-MCP
uv sync

Claude Desktop

Add to ~/Library/Application Support/Claude/claude_desktop_config.json:

{
  "mcpServers": {
    "laborlens": {
      "command": "/opt/homebrew/bin/uv",
      "args": ["run", "--directory", "/path/to/LaborLens-MCP", "python", "server.py"],
      "env": {
        "LABORLENS_URL": "https://laborlens.fyi"
      }
    }
  }
}

Restart Claude Desktop after saving.

Environment Variables

Variable	Default	Description
LABORLENS_URL	https://laborlens.fyi	Base URL of the LaborLens API

Data Source

Data comes from the U.S. Department of Labor OFLC Performance Data disclosure files.