estimate_maintenance

Estimate an annual maintenance reserve in OMR from value, age and unit count with explicit optional assumptions. Uncalibrated heuristic, not a survey.

When to use

Use when an agent needs an annual maintenance reserve estimate for a property, not an actual inspection.

Selection guidance

Role: specialized. Use when an agent needs an annual maintenance reserve estimate for a property, not an actual inspection.

Use cases

• maintenance budgeting
• annual reserve estimation
• facility cost planning
• pre-purchase cost forecasting

Access

• REST: POST https://api.rafidsystem.com/api/v1/maintenance/estimate
• x402: POST https://api.rafidsystem.com/api/v1/x402/maintenance/estimate
• MCP tool: estimate_maintenance

Price: $0.02 USD per call. Payment options are deployment-configured; inspect /api/v1/payment-methods. Prices and payment semantics are unchanged from the canonical registry.

Related tools

• analyze_property
• compare_properties
• portfolio_screen
• property_investment_report

Example input

{
  "propertyValue": 100000,
  "ageYears": 12,
  "units": 1
}

Example output

{
  "estimatedAnnualMaintenance": 1300,
  "monthlyReserve": 108.33,
  "maintenancePercentage": 1.3,
  "currency": "OMR",
  "assumptionsUsed": {
    "ageYears": 12,
    "units": 1,
    "annualRatePct": 1.3,
    "additionalUnitCost": 35
  },
  "methodology": "Annual reserve = propertyValue * annualRatePct / 100 + (units - 1) * additionalUnitCost. Uncalibrated heuristic; excludes property type and area."
}

Input schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "propertyValue": {
      "type": "number",
      "minimum": 0.01,
      "maximum": 1000000000000
    },
    "ageYears": {
      "type": "number",
      "minimum": 0,
      "maximum": 200
    },
    "units": {
      "type": "integer",
      "minimum": 1,
      "maximum": 10000
    },
    "annualRent": {
      "description": "Legacy input; unused in this value-based estimate",
      "type": "number",
      "minimum": 0,
      "maximum": 1000000000000
    },
    "assumptions": {
      "type": "object",
      "properties": {
        "annualRatePct": {
          "type": "number",
          "minimum": 0,
          "maximum": 100
        },
        "additionalUnitCost": {
          "type": "number",
          "minimum": 0,
          "maximum": 1000000000000
        }
      },
      "additionalProperties": false
    }
  },
  "required": [
    "propertyValue"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "estimatedAnnualMaintenance": {
      "type": "number"
    },
    "monthlyReserve": {
      "type": "number"
    },
    "maintenancePercentage": {
      "type": "number"
    },
    "currency": {
      "type": "string",
      "const": "OMR"
    },
    "assumptionsUsed": {
      "type": "object",
      "properties": {
        "ageYears": {
          "type": "number"
        },
        "units": {
          "type": "number"
        },
        "annualRatePct": {
          "type": "number"
        },
        "additionalUnitCost": {
          "type": "number"
        }
      },
      "required": [
        "ageYears",
        "units",
        "annualRatePct",
        "additionalUnitCost"
      ],
      "additionalProperties": false
    },
    "methodology": {
      "type": "string"
    }
  },
  "required": [
    "estimatedAnnualMaintenance",
    "monthlyReserve",
    "maintenancePercentage",
    "currency",
    "assumptionsUsed",
    "methodology"
  ],
  "additionalProperties": false
}

Category: Property Intelligence · hierarchy: specialized · idempotent: yes · side effects: no