MCP FactorialHR runs on your own machine — the client starts it, so there is no endpoint to ping. 113 installs a week from npm. Last commit 8 Sep 2026.
Full CRUD MCP server for FactorialHR: employees, teams, time off, projects, ATS, payroll.
Nothing serious here today
Today is the operative word: we check MCP FactorialHR every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Connect this server
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 mcp-factorial -e 'FACTORIAL_API_KEY=<FACTORIAL_API_KEY>' -- npx -y @t4dhg/mcp-factorial{
"mcpServers": {
"mcp-factorial": {
"command": "npx",
"args": [
"-y",
"@t4dhg/mcp-factorial"
],
"env": {
"FACTORIAL_API_KEY": "<FACTORIAL_API_KEY>"
}
}
}
}[mcp_servers.mcp-factorial]
command = "npx"
args = ["-y", "@t4dhg/mcp-factorial"]
env = { FACTORIAL_API_KEY = "<FACTORIAL_API_KEY>" }{
"mcpServers": {
"mcp-factorial": {
"command": "npx",
"args": [
"-y",
"@t4dhg/mcp-factorial"
],
"env": {
"FACTORIAL_API_KEY": "<FACTORIAL_API_KEY>"
}
}
}
}{
"servers": {
"mcp-factorial": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@t4dhg/mcp-factorial"
],
"env": {
"FACTORIAL_API_KEY": "<FACTORIAL_API_KEY>"
}
}
}
}Put your own value in place of
<FACTORIAL_API_KEY> (API key from FactorialHR (Settings > API Keys)).
The author’s registry entry marks it as required.
Optional settings from the registry entry, left out of the block above:
FACTORIAL_API_VERSION (API version (default: 2026-07-01)), FACTORIAL_TIMEOUT_MS (Request timeout in milliseconds (default: 30000)), FACTORIAL_MAX_RETRIES (Maximum retry attempts (default: 3)), DEBUG (Enable debug logging (default: false)).
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MCP FactorialHR — questions
Answers built from our own checks of this server.