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OpenAPI Specification

openapi: 3.2.0
info:
  title: Valuation API
  description: Generally available version of the Valuation API.
  version: '1.0'
  x-api-evangelist-provenance:
    provider: Hometrack
    portal: https://developer.hometrack.com
    harvested: '2026-07-26'
    method: Azure API Management developer data-plane, anonymous
    sources:
    - url: https://developer.hometrack.com/developer/apis/realtime-proxy-api?api-version=2022-04-01-preview&export=true&format=openapi-link
      status: 200
      note: OpenAPI 3.0.1 export (info/servers/securitySchemes verbatim; paths empty in export)
    - url: https://developer.hometrack.com/developer/apis/realtime-proxy-api/operations?api-version=2022-04-01-preview
      status: 200
      note: operation list
    - url: https://developer.hometrack.com/developer/apis/realtime-proxy-api/operations/{operationId}?api-version=2022-04-01-preview
      status: 200
      note: per-operation request/response metadata
    - url: https://developer.hometrack.com/developer/apis/realtime-proxy-api/schemas?api-version=2022-04-01-preview
      status: 200
      note: component schema documents
    note: paths and components.schemas were reassembled verbatim from Hometrack's own APIM operation and schema metadata; nothing was invented.
servers:
- url: https://api.hometrack.com/valuation-api/v1
- url: https://api.hometrack.local/valuation-api/v1
security:
- {}
- apiKeyHeader: []
- apiKeyQuery: []
tags:
- name: Valuation
paths:
  /valuation/{accountId}:
    post:
      operationId: valuation
      summary: Valuation
      description: "This endpoint runs a valuation on a given property.\n\n<div class=\"row\">\n    <div class=\"col-md-12\">\n        <h4>Authorization</h4>\n        <p>\n            The Valuation endpoint uses a <b>token-based authorization</b>. Each valuation request will require an 'Authorization' header with a valid user token. \n            The token can be generated through a POST request to the <span style='font-family: \"Courier New\", Courier, monospace;'>/authentication/{apiKey}</span> endpoint. This will authenticate your API Key and will exchange it with a temporary authorization token which will be valid for 5 minutes.\n            <br/><br />\n            The Authorization header format for Token based authentication needed for the Valuation API looks like this:\n        </p>\n            <pre>Authorization: Token token=\"652da107-bb66-4886-9f73-d8d4a3243eb7\"</pre>\n        <p>We also accept less strict variations, such as:</p>\n        <pre>Authorization: Token token=652da107-bb66-4886-9f73-d8d4a3243eb7<br />Authorization: Token 652da107-bb66-4886-9f73-d8d4a3243eb7</pre>\n    </div>\n</div>"
      parameters:
      - name: accountId
        in: path
        required: true
        schema:
          type: string
        description: Your account ID.
      - name: Authorization
        in: header
        required: true
        schema:
          type: string
        description: 'Token based authorization header. Example value: <br/>

          <div style=''font-family: "Courier New", Courier, monospace;''>Token token="652da107-bb66-4886-9f73-d8d4a3243eb7"</div>'
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Valuation_request_definition'
            example:
              property:
                address: 141 Upper Hill street
                postcode: L8 8EN
                propertyType: end terrace house
                bedrooms: 4
                receptions: 1
                reference: CREF55555
      responses:
        '200':
          description: Valuation response JSON. Depending on your subscription, the response body may not include all the fields presented here. Have a look at the sample below, and check the schema definition for details about each field.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Valuation_API_Response_Definition'
              example:
                propertyValuation:
                  value: 132000
                  upperValue: 158000
                  lowerValue: 106000
                  confidenceBand: low
                  effectiveDate: '2019-08-28'
                rentalValuation:
                  monthlyRentalValue: 1410
                  monthlyRentalUpperValue: 1690
                  monthlyRentalLowerValue: 1130
                  confidenceBand: low
                  effectiveDate: '2019-08-28'
                flags: []
                clientReference: CREF55555
                ourReference: HT123123REF
        '400':
          description: The request body does not match the definition.
          content:
            application/json:
              schema:
                type: string
        '401':
          description: The 'Authorization' header is missing or has the wrong format.
          content:
            application/json:
              schema:
                type: string
        '403':
          description: "We return this in the following situations:\n- The provided user token is invalid or has expired. \n- The account ID provided in the URL does not match the account authenticated by the user token. \n- The associated account is incorrectly set up for running valuations."
          content:
            application/json:
              schema:
                type: string
        '429':
          description: Rate limit is exceeded. The response body will tell you when you can try again.
          content:
            application/json:
              example:
                statusCode: 429
                message: Rate limit is exceeded. Try again in 60 seconds.
      tags:
      - Valuation
components:
  schemas:
    Valuation_request_definition:
      type: object
      properties:
        property:
          type: object
          properties:
            address:
              description: The property address.
              type: string
            postcode:
              description: The property postcode.
              type: string
            propertyType:
              description: The property type. This must match one of the values listed above.
              type: string
            bedrooms:
              description: The number of bedrooms.
              type: integer
            receptions:
              description: The number of receptions.
              type: integer
            reference:
              description: Client reference code.
              type: string
            effectiveDate:
              description: (optional) The date for which this valuation applies. (YYYY-MM-DD)
              type: string
            estimatedValue:
              description: (optional) The estimated value of the property.
              type: number
            loanAmount:
              description: (optional) The loan amount for the property.
              type: number
      example:
        property:
          address: 141 Upper Hill street
          postcode: L8 8EN
          propertyType: end terrace house
          bedrooms: 4
          receptions: 1
          reference: CREF55555
    Valuation_API_Response_Definition:
      title: Valuation API Response
      description: Schema definition for a full Valuation API response.
      type: object
      properties:
        propertyValuation:
          description: Property valuation.
          type: object
          properties:
            value:
              description: The AVM property value.
              type: number
            upperValue:
              description: The upper value of the valuation range.
              type: number
            lowerValue:
              description: The lower value of the valuation range.
              type: number
            confidenceBand:
              description: 'The confidence band for this valuation. Possible values: ''high'', ''medium'', ''low''.'
              type: string
            effectiveDate:
              description: The date for which this valuation applies. (YYYY-MM-DD)
              type: string
        rentalValuation:
          description: Rental property valuation.
          type: object
          properties:
            monthlyRentalValue:
              description: The monthly rental value of the property.
              type: number
            monthlyRentalUpperValue:
              description: The upper value of the rental valuation range.
              type: number
            monthlyRentalLowerValue:
              description: The lower value of the rental valuation range.
              type: number
            confidenceBand:
              description: 'The confidence band for this valuation. Possible values: ''high'', ''medium'', ''low''.'
              type: string
            effectiveDate:
              description: The date for which this valuation applies. (YYYY-MM-DD)
              type: string
        flags:
          description: Flags for the valuation
          type: array
        clientReference:
          description: Your unique reference number or key (which is not tied to any PII indicator) used for linking Hometrack outputs back to your system(s).
          type: string
        ourReference:
          description: Hometrack reference number.
          type: string
  securitySchemes:
    apiKeyHeader:
      type: apiKey
      name: Ocp-Apim-Subscription-Key
      in: header
    apiKeyQuery:
      type: apiKey
      name: subscription-key
      in: query