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MCP Payroll in Cline

Gross-to-net for hourly staff, computed in the conversation. payroll_run turns hours worked, hourly rate and a tax rate into gross pay, tax withheld and net pay, and payroll_invoice_total folds a payroll run into an invoice-ready total; the arithmetic is exact integer cents under the shared money formatter, so a run for three people agrees with a calculator to the cent.

No files, no network, pure arithmetic: auto-approve both, there is nothing behind a click that a wrong number would damage.

What you get in Cline

You sayTool
Run payroll: Ana 38h at 24, tax 22%.payroll_run
Run the team: Ana 38h, Bo 40h, Cy 12h, all at 24, 22%.payroll_run, three calls
What is the total to invoice for this run?payroll_invoice_total

The contract suite runs real stdio cases: 38 hours at 24.00 with a 22% tax rate returns gross 912.00, tax 200.64 and net 711.36 exactly, a second employee's run is independent of the first, and payroll_invoice_total equals the sum of the runs it was given.

Install it in Cline

The file is mcp.json, and the key inside it is mcpServers.

ScopePath
Cline CLI~/.cline/mcp.json
The editor extensionopened from the Cline panel, not by path; the documentation deliberately calls it the MCP settings JSON used by the extension

If you also run Claude Desktop, the shortest path there is one click: payroll.mcpb from the latest release opens as an extension, with no JSON and no terminal. Cline reads its own config, so here it is:

The config block:

{
  "mcpServers": {
    "payroll": {
      "command": "node",
      "args": ["/absolute/path/to/mcp-servers/servers/payroll/dist/index.js"],
      "disabled": false,
      "autoApprove": []
    }
  }
}

The node command above wants a built file. From a clone, once:

git clone https://github.com/theluckystrike/mcp-servers.git
cd mcp-servers && npm install
npm run build -w packages/mcp-license -w servers/payroll

That writes servers/payroll/dist/index.js, and its absolute path is the one argument the config needs.

The npm packages are not published yet, so the form below returns a 404 today. It is here because it is what the entry becomes the day the publish lands, with nothing else changed:

{
  "mcpServers": {
    "payroll": {
      "command": "npx",
      "args": ["-y", "@theluckystrike/mcp-payroll"]
    }
  }
}

No full-app restart. The MCP settings actions include restarting an unresponsive server if its tools do not appear.

Nothing is published to npm yet, so the working install paths are the ones above: the .mcpb bundle from the latest release, a clone and build, or the hosted URL.

No install: the hosted endpoint

There is no hosted endpoint for this one yet. MCP Payroll runs locally over stdio with the config above, which is also the only form in which it reads and writes files on your own disk. Thirty of the servers in this collection are served at https://mcp.zovo.one/mcp/<name> over MCP streamable HTTP; https://mcp.zovo.one/mcp/connect lists them and prints a ready URL for each.

Cline notes worth knowing first

Cline is the one client here with an unsafe transport default. `type` selects it, and omitting `type` falls back to the legacy sse transport, so a streamable HTTP endpoint needs it written in or you will debug a server that is fine. Local entries carry "disabled" and an "autoApprove" array.

Free: Everything: two tools, no metering, no key. Pro is $19 once, verified offline.

Questions

Where does the config live?

The CLI reads ~/.cline/mcp.json. For the extension, do not hunt for a path: MCP Servers icon, Configure tab, Configure MCP Servers. cline mcp opens a wizard, and cline config mcp --json is the non-interactive form.

The hosted endpoint will not connect.

Set the transport explicitly. Omitting type falls back to the legacy sse transport, so streamable HTTP needs "type": "streamableHttp" written in. It is the one default here that sends you debugging a server that works.

Should I auto-approve MCP Payroll's tools?

Approve the read-only ones and leave the writing ones behind a click: each entry carries an autoApprove array and a disabled flag.

Related

MCP Payroll in detail · The same server in Windsurf and Claude.ai and Claude Desktop connectors · Every server in Cline · Guides · Cline docs · Buy Pro