Kalkulatory Place runs on your own machine — the client starts it, so there is no endpoint to ping. 50 installs a week from npm. Last commit 27 Sep 2026.
Polish payroll: gross↔net salary, hourly rates, tax brackets and ZUS rates from a live public API
Today is the operative word: we check Kalkulatory Place every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add kalkulatory-place -- npx -y @kalkulatory-place/mcp
{
"mcpServers": {
"kalkulatory-place": {
"args": [
"-y",
"@kalkulatory-place/mcp"
],
"command": "npx"
}
}
}
[mcp_servers.kalkulatory-place]
command = "npx"
args = ["-y", "@kalkulatory-place/mcp"]
{
"mcpServers": {
"kalkulatory-place": {
"args": [
"-y",
"@kalkulatory-place/mcp"
],
"command": "npx"
}
}
}
{
"mcpServers": {
"kalkulatory-place": {
"args": [
"-y",
"@kalkulatory-place/mcp"
],
"command": "npx"
}
}
}
Publish pages straight from Claude as private, branded, tracked links.
Gross-to-net payroll estimates for hourly staff with common withholding assumptions.
Create, brand, publish and track client-ready pages from your AI tools.
US federal 2026 tax brackets, standard deductions, payroll and retirement limits, sourced.
Build and publish web apps from your AI client: live preview, Postgres, storage, public URL.
Daily travel allowances from bundled public rate tables: Poland, HMRC and GSA CONUS.
Editorial fair prices for products in Poland, plus a Polish net salary and tax calculator.
US public libraries and branches near any address, with collections from the IMLS survey
Answers built from our own checks of this server.