MCP tools reference

Rent Manager MCP tools

12 tools for Rent Manager on the Cotlet MCP server. Your agent picks them from tools/list.

MCP server
https://cotlet.dev/mcp/v1
Connects with
Your own Rent Manager Express login in the browser (corporate ID, username and password); it can do what your user can do
Integration page
Rent Manager
Rent Manager Endpoints
Endpoint Access Description
rent-manager_list_properties read Properties in your Rent Manager database, with address and unit count.
rent-manager_list_tenants read Tenants with property, unit, status, contact details and current balance.
rent-manager_get_tenant read One tenant: contacts, lease dates, rent and balance.
rent-manager_get_tenant_ledger read Charges, payments and credits on a tenant account, with running balance.
rent-manager_list_charge_types read Charge types set up in your database, such as rent or late fee.
rent-manager_list_service_issues read Service issues with status, property, unit, assignee and dates.
rent-manager_get_history read History/Notes of a tenant, newest first.
rent-manager_create_service_issue write Open a service issue for a unit, optionally assigned and scheduled.
rent-manager_update_service_issue write Change the status, assignee or schedule of a service issue, or add a note.
rent-manager_add_history_note write Add a note to the History/Notes of a tenant. Internal, nothing is sent.
rent-manager_post_charge write Post a one-off charge to a tenant account.
rent-manager_send_text write Text a tenant through Rent Manager texting.

MCP tool rent-manager_list_properties

Returns the properties your user can see, with address and number of units. Use the property_id of each item in list_tenants, list_service_issues and create_service_issue. Pass next_cursor back as cursor for the next page.

Parameters

Parameters: list_properties
NameTypeDescription
search string Name or address contains.
limit integer 1 to 200. Default: 50.
cursor string Next page cursor from the previous call.

tools/call

JSON-RPC

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "rent-manager_list_properties",
    "arguments": {}
  }
}

Example response

{
  "content": [
    {
      "type": "text",
      "text": "{ ... same JSON as structuredContent ... }"
    }
  ],
  "structuredContent": {
    "properties": [
      {
        "property_id": "p_12",
        "name": "Maple Court",
        "address": "12 Maple St, Dayton, OH",
        "units": 24
      },
      {
        "property_id": "p_15",
        "name": "Elm Street Duplexes",
        "address": "8 Elm St, Dayton, OH",
        "units": 2
      }
    ],
    "next_cursor": null
  },
  "isError": false
}

MCP tool rent-manager_list_tenants

Returns tenants with property, unit, status, email, phone and current balance. Current tenants only by default; set status to widen it. min_balance keeps only tenants who owe at least that many whole dollars. Pass next_cursor back as cursor for the next page.

Parameters

Parameters: list_tenants
NameTypeDescription
property_id string Only tenants of this property.
status enum current, past, future or all. Default: current.
min_balance integer Only tenants owing at least this amount, whole dollars.
search string Name, unit or email contains.
cursor string Next page cursor from the previous call.

tools/call

JSON-RPC

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "rent-manager_list_tenants",
    "arguments": {}
  }
}

Example response

{
  "content": [
    {
      "type": "text",
      "text": "{ ... same JSON as structuredContent ... }"
    }
  ],
  "structuredContent": {
    "tenants": [
      {
        "tenant_id": "10482",
        "name": "Jordan Lee",
        "property": "Maple Court",
        "unit": "4B",
        "status": "current",
        "email": "jordan.lee@example.com",
        "phone": "+1 555 010 0142",
        "balance": "1250.00"
      },
      {
        "tenant_id": "10517",
        "name": "Priya Shah",
        "property": "Maple Court",
        "unit": "12A",
        "status": "current",
        "email": "priya.shah@example.com",
        "phone": "+1 555 010 0177",
        "balance": "0.00"
      }
    ],
    "next_cursor": null
  },
  "isError": false
}

Get tenant

read

MCP tool rent-manager_get_tenant

Returns one tenant with contacts, lease start and end, monthly rent and current balance. Use it before a call or a text to see the whole picture for one unit.

Parameters

Parameters: get_tenant
NameTypeDescription
tenant_id required string Tenant ID from list_tenants.

tools/call

JSON-RPC

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "rent-manager_get_tenant",
    "arguments": {
      "tenant_id": "tenant_8c41d2"
    }
  }
}

Example response

{
  "content": [
    {
      "type": "text",
      "text": "{ ... same JSON as structuredContent ... }"
    }
  ],
  "structuredContent": {
    "tenant_id": "10482",
    "name": "Jordan Lee",
    "property": "Maple Court",
    "unit": "4B",
    "status": "current",
    "lease_start": "2026-02-01",
    "lease_end": "2027-01-31",
    "monthly_rent": "1200.00",
    "balance": "1250.00"
  },
  "isError": false
}

MCP tool rent-manager_get_tenant_ledger

Returns the ledger of one tenant account, oldest first, with a running balance after each line. Opening balance is the balance before the first line of the period. The period defaults to the last 90 days.

Parameters

Parameters: get_tenant_ledger
NameTypeDescription
tenant_id required string Tenant ID from list_tenants.
from date Start date. Default: 90 days ago.
to date End date. Default: today.

tools/call

JSON-RPC

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "rent-manager_get_tenant_ledger",
    "arguments": {
      "tenant_id": "tenant_8c41d2"
    }
  }
}

Example response

{
  "content": [
    {
      "type": "text",
      "text": "{ ... same JSON as structuredContent ... }"
    }
  ],
  "structuredContent": {
    "tenant_id": "10482",
    "from": "2026-08-01",
    "to": "2026-10-11",
    "opening_balance": "0.00",
    "lines": [
      {
        "date": "2026-08-01",
        "type": "Rent",
        "amount": "1200.00",
        "balance": "1200.00"
      },
      {
        "date": "2026-08-03",
        "type": "Payment",
        "amount": "-1200.00",
        "balance": "0.00"
      },
      {
        "date": "2026-09-01",
        "type": "Rent",
        "amount": "1200.00",
        "balance": "1200.00"
      },
      {
        "date": "2026-09-04",
        "type": "Payment",
        "amount": "-1200.00",
        "balance": "0.00"
      },
      {
        "date": "2026-10-01",
        "type": "Rent",
        "amount": "1200.00",
        "balance": "1200.00"
      },
      {
        "date": "2026-10-06",
        "type": "Late Fee",
        "amount": "50.00",
        "balance": "1250.00"
      }
    ],
    "closing_balance": "1250.00"
  },
  "isError": false
}

MCP tool rent-manager_list_charge_types

Returns the charge types defined in your Rent Manager database. The names are yours, so read this list before post_charge and use one of its names in charge_type.

Parameters

No parameters.

tools/call

JSON-RPC

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "rent-manager_list_charge_types",
    "arguments": {}
  }
}

Example response

{
  "content": [
    {
      "type": "text",
      "text": "{ ... same JSON as structuredContent ... }"
    }
  ],
  "structuredContent": {
    "charge_types": [
      {
        "name": "Rent"
      },
      {
        "name": "Late Fee"
      },
      {
        "name": "Lockout Fee"
      }
    ]
  },
  "isError": false
}

MCP tool rent-manager_list_service_issues

Returns service issues, oldest first, with status, property, unit, assignee and creation date. Every status except Resolved by default, so a plain call is the open list. Status names are the ones set in your database. Pass next_cursor back as cursor for the next page.

Parameters

Parameters: list_service_issues
NameTypeDescription
status string Status name as set in your database, e.g. New, Work in Progress or Resolved. Default: all except Resolved.
property_id string Only issues at this property.
older_than_days integer Only issues created at least this many days ago.
cursor string Next page cursor from the previous call.

tools/call

JSON-RPC

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "rent-manager_list_service_issues",
    "arguments": {
      "older_than_days": 7,
      "property_id": "p_12"
    }
  }
}

Example response

{
  "content": [
    {
      "type": "text",
      "text": "{ ... same JSON as structuredContent ... }"
    }
  ],
  "structuredContent": {
    "issues": [
      {
        "issue_id": "si_20744",
        "title": "Water heater not heating",
        "property": "Elm Street Duplexes",
        "unit": "8 Elm St",
        "status": "Work in Progress",
        "assigned_to": "Sam Ortiz",
        "created_at": "2026-09-28T09:12:00-04:00"
      },
      {
        "issue_id": "si_20801",
        "title": "Hallway light out",
        "property": "Maple Court",
        "unit": "Common area",
        "status": "New",
        "assigned_to": null,
        "created_at": "2026-10-02T15:40:00-04:00"
      }
    ],
    "next_cursor": null
  },
  "isError": false
}

MCP tool rent-manager_get_history

Returns the History/Notes entries of one tenant, newest first, each with date, author and text. Use it to read what was agreed before you write to the tenant.

Parameters

Parameters: get_history
NameTypeDescription
tenant_id required string Tenant ID from list_tenants.
limit integer 1 to 100. Default: 25.

tools/call

JSON-RPC

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "rent-manager_get_history",
    "arguments": {
      "tenant_id": "tenant_8c41d2"
    }
  }
}

Example response

{
  "content": [
    {
      "type": "text",
      "text": "{ ... same JSON as structuredContent ... }"
    }
  ],
  "structuredContent": {
    "tenant_id": "10482",
    "entries": [
      {
        "date": "2026-10-08",
        "author": "Dana Ruiz",
        "note": "Called about the late October rent. Tenant will pay on Friday."
      },
      {
        "date": "2026-09-12",
        "author": "Dana Ruiz",
        "note": "Renewed lease through January 2027."
      }
    ]
  },
  "isError": false
}

Create service issue

write Confirm

MCP tool rent-manager_create_service_issue

Opens a service issue for a property and unit, with the status New. Give tenant_id to tie it to the tenant who reported it and assigned_to to give it to a Rent Manager user. Rent Manager can notify the assignee and the tenant by its own rules, which is why this reaches other people. By default you confirm each call; you can switch that off for this tool.

Parameters

Parameters: create_service_issue
NameTypeDescription
property_id required string Property ID from list_properties.
unit string Unit name or number.
tenant_id string Tenant who reported it.
title required string Short description, e.g. "Kitchen sink leak".
details string Longer description for the technician.
assigned_to string Rent Manager user name to assign.
scheduled_for datetime ISO 8601 with time zone.

tools/call

JSON-RPC

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "rent-manager_create_service_issue",
    "arguments": {
      "property_id": "p_12",
      "unit": "12A",
      "tenant_id": "10517",
      "title": "Kitchen sink leak, cabinet floor wet",
      "details": "Tenant texted 7:40 am: water under the kitchen sink since last night. Has a dog, home after 3 pm.",
      "assigned_to": "Dana Ruiz"
    }
  }
}

Example response

{
  "content": [
    {
      "type": "text",
      "text": "{ ... same JSON as structuredContent ... }"
    }
  ],
  "structuredContent": {
    "issue_id": "si_20931",
    "status": "New",
    "property": "Maple Court",
    "unit": "12A",
    "tenant_id": "10517",
    "title": "Kitchen sink leak",
    "assigned_to": "Dana Ruiz",
    "created_at": "2026-10-12T08:30:00-04:00"
  },
  "isError": false
}

Update service issue

write Confirm

MCP tool rent-manager_update_service_issue

Changes one service issue: status, assignee, schedule, or a note added to it. Use a status name from your database. A change can trigger the notifications your Rent Manager rules define, which is why this reaches other people. By default you confirm each call; you can switch that off for this tool.

Parameters

Parameters: update_service_issue
NameTypeDescription
issue_id required string Service issue ID from list_service_issues.
status string Status name as set in your database, e.g. New, Work in Progress or Resolved.
assigned_to string Rent Manager user name.
scheduled_for datetime ISO 8601 with time zone.
note string Note added to the issue.

tools/call

JSON-RPC

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "rent-manager_update_service_issue",
    "arguments": {
      "issue_id": "issue_8c41d2"
    }
  }
}

Example response

{
  "content": [
    {
      "type": "text",
      "text": "{ ... same JSON as structuredContent ... }"
    }
  ],
  "structuredContent": {
    "issue_id": "si_20744",
    "status": "Resolved",
    "assigned_to": "Sam Ortiz",
    "note_added": true
  },
  "isError": false
}

MCP tool rent-manager_add_history_note

Adds one note to the History/Notes of a tenant, under your user. Nothing is sent to the tenant or anyone else, and one more note corrects a mistake, so add_history_note runs without asking first.

Parameters

Parameters: add_history_note
NameTypeDescription
tenant_id required string Tenant ID from list_tenants.
note required string Note text.

tools/call

JSON-RPC

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "rent-manager_add_history_note",
    "arguments": {
      "tenant_id": "tenant_8c41d2",
      "note": "note"
    }
  }
}

Example response

{
  "content": [
    {
      "type": "text",
      "text": "{ ... same JSON as structuredContent ... }"
    }
  ],
  "structuredContent": {
    "tenant_id": "10482",
    "status": "added",
    "date": "2026-10-12"
  },
  "isError": false
}

Post charge

write Confirm

MCP tool rent-manager_post_charge

Posts one charge to one tenant account and returns the balance before and after. charge_type must be a name from list_charge_types. The date defaults to today. There is no undo tool: a wrong charge is corrected in Rent Manager. By default you confirm each call; you can switch that off for this tool.

Parameters

Parameters: post_charge
NameTypeDescription
tenant_id required string Tenant ID from list_tenants.
charge_type required string Charge type name from list_charge_types.
amount required string Decimal amount, e.g. 75.00.
date date Transaction date. Default: today.
comment string Shown on the ledger line.

tools/call

JSON-RPC

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "rent-manager_post_charge",
    "arguments": {
      "tenant_id": "10482",
      "charge_type": "Late Fee",
      "amount": "50.00",
      "date": "2026-10-06",
      "comment": "October rent paid after the 5th"
    }
  }
}

Example response

{
  "content": [
    {
      "type": "text",
      "text": "{ ... same JSON as structuredContent ... }"
    }
  ],
  "structuredContent": {
    "transaction_id": "884213",
    "tenant_id": "10482",
    "unit": "4B",
    "charge_type": "Late Fee",
    "amount": "50.00",
    "date": "2026-10-06",
    "previous_balance": "1200.00",
    "new_balance": "1250.00"
  },
  "isError": false
}

Send text

write Confirm

MCP tool rent-manager_send_text

Sends one text message to one tenant through Rent Manager texting. The tenant needs a contact set up with SMS enabled. The text goes out under your Rent Manager account. By default you confirm each call; you can switch that off for this tool.

Parameters

Parameters: send_text
NameTypeDescription
tenant_id required string Tenant ID from list_tenants.
message required string Text message to the tenant.

tools/call

JSON-RPC

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "rent-manager_send_text",
    "arguments": {
      "tenant_id": "10482",
      "message": "Hi Jordan, your balance is $1,250: October rent plus the $50 late fee. Reply here if you want to set up a payment date."
    }
  }
}

Example response

{
  "content": [
    {
      "type": "text",
      "text": "{ ... same JSON as structuredContent ... }"
    }
  ],
  "structuredContent": {
    "tenant_id": "10482",
    "to": "Jordan Lee",
    "status": "sent",
    "sent_at": "2026-10-12T09:05:00-04:00"
  },
  "isError": false
}