HollyHR

Connect AI assistants and agents to HollyHR for permission-scoped organisation, people, structure, working patterns, time off and document metadata, plus…

CommunityOnlineNo sign-inGlobalFreeRead-only

What it can do

  • List Api Operations: List visible HollyHR public API operations exposed through MCP.
  • Get Api Operation: Inspect one HollyHR public API operation and its MCP safety policy.
  • Call Api Operation: Execute a read-only HollyHR public API operation. Writes use the separate prepare and commit tools.

What data it sees

Do you need an account

No: the server works without sign-in

Connect AI assistants and agents to HollyHR for permission-scoped organisation, people, structure, working patterns, time off and document metadata, plus governed, user-confirmed time-off actions. Built for UK SMEs.

How to connect

How to connect HollyHR to Claude

The server address to paste into Claude settings:

https://hollyhr--hollyhr.run.tools

  1. Open Claude (claude.ai or the desktop app).
  2. Go to Settings → Connectors.
  3. Click Add custom connector.
  4. Paste the server address copied below into Remote MCP server URL and click Add.
  5. In a chat, click + → Connectors and switch the new connector on.

Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.

Authorization

After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.

How to connect HollyHR to ChatGPT

The server address to paste into ChatGPT settings:

https://hollyhr--hollyhr.run.tools

  1. Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
  2. Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
  3. Open Settings → Connectors and click Create.
  4. Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
  5. Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
  6. In a new chat open + → Apps/Connectors and enable the connector.

OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.

Authorization

On first use ChatGPT opens the service's sign-in window. Sign in and approve access.

How to connect HollyHR to Cursor

The server address to paste into Cursor settings:

https://hollyhr--hollyhr.run.tools

Fastest: click Open in Cursor below and confirm the prompt.

Manually:

  1. In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
  2. Paste the JSON copied below into ~/.cursor/mcp.json (per project: .cursor/mcp.json in the repo root).
  3. Save the file. The server appears in the MCP list; authorize it there if asked.

Authorization

If the service needs sign-in, an authorize button appears next to the server in the MCP list.

Server tool list (12)

Raw names from tools/list. Only developers need these.

list_api_operationsList visible HollyHR public API operations exposed through MCP.
get_api_operationInspect one HollyHR public API operation and its MCP safety policy.
call_api_operationExecute a read-only HollyHR public API operation. Writes use the separate prepare and commit tools.
prepare_api_writeFreeze an allowed write payload and return a short-lived confirmation token. This does not mutate HR data.
commit_api_writeCommit a previously frozen HollyHR write only after explicit host-user approval.
whoamiReturn MCP capability categories for the authenticated HollyHR API key.
search_peopleSearch the people directory with bounded pagination.
get_personFetch one operational person profile.
get_person_contextFetch a compact person context from safe person, employment, balance, and org data.
list_time_offList absence records with MCP category bucketing.
get_time_offFetch one absence record with MCP category bucketing.
list_referenceList safe reference data.