In order to connect Kolleno MCP with Claude, you must first have your Claude Organization administrator do the following:
in Claude, go to Organization Settings > Connectors: https://claude.ai/admin-settings/connectors
Click on Add > Customer > Web:
Enter "Kolleno" for the name and the URL displayed in your personal settings (it is the same URL for everyone in your instance).
You do not need a client ID and client secret.
Click on "Add".
Now for each one of your users :
Go to "Customize" in the sidebar:
Select "Connectors"
Select "Kolleno" in the list.
Click on "Connect"
Then simply follow the authorization flow.