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How to connect Personio to Claude

Connect Claude Web, Desktop and Cowork to Personio MCP. List employees on parental leave, update job title for jane doe, and more using natural language, with authentication handled for you.

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Personio is an HR platform for managing employee records, attendance, absences, projects, and documents. It centralizes HR data and streamlines workforce administration for teams and HR leaders.

10 Tools

Introduction

Claude is Anthropic's AI assistant, available on the web, in the desktop app, and on mobile. Cowork is its agent for knowledge work, and it runs on all of those surfaces too. Connected to your apps, Claude can work with your files and services to accomplish complex tasks on your behalf.

This guide walks you through the easiest and most secure way to connect your Personio account to Claude via Composio Connect, enabling it to list employees on parental leave, update job title for Jane Doe, get attendance summary for last month, and more such actions on your behalf without compromising your account security.

Setup is the same on Claude Web, Desktop, and Cowork, and you only need to do it once. The connector is tied to your account, so it's available in all three.

Also integrate Personio with

ChatGPTHermes

Connecting Personio to Claude Web, Desktop, and Cowork

Two ways to add the Composio connector. Pick whichever you prefer.

1. Add with one click

Click the button. Claude opens with the Composio connector filled in. Click Add, then go to step 2.

Add to Claude

Add manually

In Claude Desktop, click Customize in the left sidebar, then select Connectors and click the + icon at the top.

Claude Desktop connectors screen with Add custom connector selected

Click Add custom connector and paste in the Composio MCP server URL:

bash
https://connect.composio.dev/mcp
Add custom connector dialog with Composio MCP server URL

2. Authorize in your browser

Click Connect. You'll be redirected to a browser window where you can authorize Composio to continue.

Composio authorization screen for Claude Web, Desktop, and Cowork

3. Connect your Personio account

Back in Claude, ask it to connect to Personio or give it any Personio-related task.

For example, ask Claude to:

  • "List employees on parental leave"
  • "Update job title for Jane Doe"
  • "Get attendance summary for last month"

It will prompt you to authenticate and authorize access.

That's it. Composio's tools are now available in Claude, and your Personio account is ready to use.

What is the Personio Claude Connector, and what's possible with it?

The Personio MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Personio account. It provides structured and secure access so your agent can perform Personio operations on your behalf.

Troubleshooting

1. Why does Claude not use the Composio connector for Personio?

The connector can show as connected, but Claude must use it in each Personio conversation.

  • Click + at the lower left of the chat, or type /.
  • Hover Connectors.
  • Turn on Composio.
  • Ask Claude to connect to Personio again.

2. Why does Claude show an MCP server error before Personio connects?

Claude can show Couldn't reach the MCP server or Authorization with the MCP server failed when you add the connector for Personio.

  • Check that the connector URL is https://connect.composio.dev/mcp.
  • Connectors run from Anthropic's cloud, so your device network is usually not the problem.
  • Add the connector again from Customize > Connectors, then ask Claude to connect Personio.
  • If it fails again, send the error and the ofid_ reference id to support@composio.dev.

3. Why does the Personio authorization link not work?

The Composio connector is one server. Your Personio account connects separately when Claude asks for it.

  • If the browser does not open, or the link expires, ask Claude to retry the Personio connection.
  • Composio creates a fresh Personio authorization link.
  • Open that link in your browser and finish the Personio sign-in.

4. Why do Personio actions fail after they worked before?

The Personio connection can expire or lose permission.

  • Ask Claude to inspect the Personio connection.
  • If the connection is unhealthy, disconnect it when Claude prompts you.
  • Reconnect the Personio account and retry the action.
  • If Claude shows a permission prompt, approve it before Claude changes data in Personio.
  • If the action still fails with a permission error, check that the connected account has that permission in Personio itself.

5. How do I switch to a different Personio account?

Claude can manage the Personio connection for you.

  • Ask Claude to disconnect or delete the current Personio account.
  • Ask Claude to connect Personio again.
  • Open the new Composio authorization link for Personio.
  • Sign in with the other Personio account in the browser.
  • After the account connects, ask Claude to retry the Personio task.

6. Why is my Personio connection missing in Claude Desktop or on a Team plan?

The connector belongs to your Claude account, so your Personio connection works in Claude Web, Desktop, and Cowork.

  • In Claude Desktop, open Customize > Connectors.
  • Next to Composio, click ⋮ and click Clear cache.
  • If Personio tools still do not appear, click ⋮, disconnect, remove the connector, and add it again.
  • On Team or Enterprise, an Owner or Primary Owner must enable the connector before you can connect Personio.
TOOLS

Supported Tools

Every Personio action and event your agent gets out of the box.

List Absence Periods

Return v2 absence periods filtered by person, absence type, IDs, date-time bounds, or update time.

List Absence Types

Return the v2 absence types configured for the company, including IDs, names, categories, and units.

List Attendance Periods

Return v2 attendance periods filtered by people, projects, status, attribution dates, time bounds, or update time.

List Document Categories

Return the legacy Personnel Data document categories and IDs used to classify or filter company documents.

List Documents

Return v2 document metadata for one owner, optionally filtered by category and creation date; this does not download document contents.

List Employee Attributes

Return the standard and custom employee attributes readable by the connected integration, including the keys accepted by list employee records.

List Employee Records

Return legacy Personnel Data employee records with selectable standard or custom attributes and incremental-update filtering; use List Persons for ordinary v2 identity lookup.

List Person Employments

Return employment records for one v2 person, including status, type, and working-hours details.

List Persons

Return current v2 person summaries, optionally filtered by identity, status, or creation and update times; use employee records instead when custom Personnel Data attributes are needed.

List Projects

Return v2 time-tracking projects filtered by IDs, names, codes, status, hierarchy, or top-level membership.

FRAMEWORKS

How to build Personio MCP Agent with another framework

ChatGPT logo

ChatGPT

Use Personio MCP with ChatGPT

Hermes logo

Hermes

Use Personio MCP with Hermes

FAQ

Frequently asked questions

With a standalone Personio MCP server, the agents and LLMs can only access a fixed set of Personio tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Personio and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Claude Cowork fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Personio tools.

Yes, absolutely. You can configure which Personio scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Personio data and credentials are handled as safely as possible.

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