MCP server exposing 3 tools for perm.
This URL is a JSON-RPC 2.0 endpoint over HTTP. Issue POST requests with a JSON-RPC body. Browsers and search crawlers land here on GET.
POST https://gateway.pipeworx.io/perm/mcp
Content-Type: application/json
{"jsonrpc":"2.0","id":1,"method":"tools/list"}perm_employer_certifications — Check whether a US employer sponsors green cards (PERM labor certification) and profile their sponsorship, from DOL PERM (Form ETA-9089) disclosures. Answers 'does company X sponsor green cards' for recruiting and candidate advising. Returns the number of certified PERM filings, offered-wage range (min / median / max), the top sponsored job titles, and top worksite locations for the employer. Filter by year (DOL federal fiscal year, Oct-Sep); defaults to the latest full year. Employer name is matched as the disclosed legal name (e.g. 'Microsoft Corporation', 'Amazon.com Services LLC').perm_salary — Look up real green-card (PERM) offered wages for a job title from DOL PERM disclosures — a market wage benchmark backed by actual certified filings (not estimates). Answers 'what do green-card-sponsored software engineers earn at company X / in city Y'. Filter by job title, and optionally by employer, city, and year. Returns wage statistics (count, min / median / average / max) plus a sample of individual records (employer, title, wage, location, dates).perm_top_sponsors — Find which US employers sponsor the most green cards (PERM labor certifications) for a given job title (optionally in a specific city) — a candidate-sourcing / target-account signal for recruiting. Answers 'which companies sponsor the most data engineers for green cards' or 'top PERM sponsors for nurses'. Returns employers ranked by certified PERM filings for the role, each with their filing count and median offered wage. Backed by real DOL PERM disclosures.Code samples (curl / TypeScript / one-click client install), schemas, and the live playground are on the pack page:
https://pipeworx.io/packs/perm/
Pipeworx is an open MCP gateway connecting AI agents to live data. pipeworx.io