`h1b_top_sponsors`

Pack: h1b · Connect: https://pipeworx.io/mcp (see Connect below for a single-pack URL)

No MCP client? Call it directly: GET https://gateway.pipeworx.io/v1/tools/h1b_top_sponsors for the schema, then POST the same URL with its arguments for the data.

Find which US employers sponsor the most H-1B visas 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 in Austin’ or ‘top H-1B sponsors for nurses’. Returns employers ranked by certified LCA filings for the role, each with their filing count and median base salary. Backed by real DOL LCA disclosures.

Parameters

Name	Type	Required	Description
`job_title`	string	yes	Job title to rank sponsors for, e.g. “data engineer”, “physical therapist”.
`city`	string	no	Optional work city to scope to, e.g. “AUSTIN” or “NEW YORK”.
`year`	number,string	no	Filing year (e.g. 2024). Defaults to the most recent full year.
`limit`	number,string	no	Max employers to return (default 15, max 50).

Example call

Arguments

{
  "job_title": "data engineer",
  "city": "AUSTIN",
  "year": 2024
}

curl

curl -X POST https://gateway.pipeworx.io/h1b/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"h1b_top_sponsors","arguments":{"job_title":"data engineer","city":"AUSTIN","year":2024}}}'

TypeScript (@pipeworx/sdk)

import { Pipeworx } from '@pipeworx/sdk';
const pipeworx = new Pipeworx();

const result = await pipeworx.call('h1b_top_sponsors', {
  "job_title": "data engineer",
  "city": "AUSTIN",
  "year": 2024
});

More examples

{
  "job_title": "nurse",
  "limit": 20
}

Connect

Add this to your MCP client config — every tool in the catalog, including this one — or use one-click install buttons:

{
  "mcpServers": {
    "pipeworx": {
      "url": "https://pipeworx.io/mcp"
    }
  }
}

Connect to just the h1b pack

{
  "mcpServers": {
    "h1b": {
      "url": "https://gateway.pipeworx.io/h1b/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

h1b_top_sponsors