Türkiye Rent Increase Calculator: API and MCP

Türkiye Rent Increase Calculator over REST and MCP: input fields, limits, outputs, one example request and its real answer. Free, no sign-up.

Id: housing.rent-increase.tr
Version: 1.0.0
Access: Free
Tool page: Türkiye Rent Increase Calculator
Schema: GET /api/v1/tools/housing.rent-increase.tr

Input

Field	Type	Constraints	Default	Description
`rent` (required)	number	> 0, ≤ 1,000,000,000		Current monthly rent (TRY)
`renewalDate` (required)	string			Renewal date
`use`	string	residential \| commercial	residential	Property

Output

Field	Type	Description
`maxRent`	number	Maximum new rent (TRY)
`increase`	number	Maximum increase (TRY)
`rate`	number	Maximum increase rate (%)
`cpiAverage`	number	CPI 12-month average change (%)
`capped`	boolean	The 25% cap on residential rents applied.

Example request

{
  "input": {
    "rent": 20000,
    "renewalDate": "2026-09-15",
    "use": "residential"
  },
  "locale": "en"
}

Example answer

{
  "output": {
    "maxRent": 26358,
    "increase": 6358,
    "rate": 31.79,
    "cpiAverage": 31.79,
    "capped": false
  },
  "steps": [
    {
      "id": "rate",
      "formula": "increase rate = CPI 12-month average change (2026-08)",
      "substitution": "increase rate = 31.79%",
      "value": 31.79,
      "unit": "%"
    },
    {
      "id": "maxRent",
      "formula": "maximum new rent = rent × (1 + increase rate)",
      "substitution": "maximum new rent = 20,000 × (1 + 31.79%)",
      "value": 26358
    }
  ],
  "meta": {
    "toolVersion": "1.0.0",
    "dataVersion": "2026-08-01",
    "locale": "en"
  },
  "citation": {
    "url": "https://hesaplayici.com/en/housing/turkey-rent-increase-calculator",
    "title": "Türkiye Rent Increase Calculator"
  }
}