---
title: "Energy cost data for a specific site"
method: GET
path: "/v1/sites/{siteId}/cost"
tags: ["Specific Site"]
---

# Energy cost data for a specific site

`GET /v1/sites/{siteId}/cost`

Retrieves energy cost data for a specific site

## Path parameters

- `siteId` string, required

## Query parameters

- `lookback` string
- `granularity` 'hour' | 'day' | 'month' | 'year'
- `from` string, date-time
- `to` string, date-time

## Response `200`

Cost data retrieved successfully

- CostData
  - `siteId` string — Site identifier
  - `period` string — Reporting period
  - `totalCost` number — Total cost in GBP
  - `energyCost` number — Energy cost in GBP
  - `standingCharges` number — Standing charges in GBP
  - `data` object[]
    - `timestamp` string, date-time
    - `cost` number
    - `consumption` number

## Other responses

- `4XX` — Client error response

---

[API](https://skmtc.net/voltview/apis/voltview-api.md) · [All operations](https://skmtc.net/voltview/apis/voltview-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/voltview/voltview-api/revisions/d90c739b55df/schema)