ELelexon
Balancing Mechanism Dynamic

Dynamic parameters data per BMU (MDO, MDB)

This endpoint provides the Maximum Delivery Bid (MDB) and Maximum Delivery Offer (MDO) for a requested BM Unit (BMU). It returns data valid at a given time and can optionally return a time series of changes over a specified interval.

By default, both MDB and MDO are returned for the specified BMU.

get/balancing/dynamic/dynamicParameters

Request

  • Base URL
    https://data.elexon.co.uk/bmrs/api/v1
  • Auth
    none declared

Query parameters

bmUnitstring required
Example:AG-HLIM04

The BM Unit to query.

fromstring date-time required
Example:2026-06-25T12:00Z

The "from" start time or settlement date for the filter.

tostring date-time required
Example:2026-06-25T13:00Z

The "to" start time or settlement date for the filter.

settlementPeriodFrominteger

The "from" settlement period for the filter. This should be an integer from 1-50 inclusive.

settlementPeriodTointeger

The "to" settlement period for the filter. This should be an integer from 1-50 inclusive.

datasetstring[]

Datasets to filter. If empty, all datasets will be returned.

[
  "MDO",
  "MDB"
]
format'json' | 'xml' | 'csv'

Response data format. Use json/xml to include metadata.

Response

Data retrieved

Example response

{
  "data": [
    {
      "dataset": "MDO",
      "settlementDate": "2026-06-25",
      "settlementPeriod": 29,
      "timeFrom": "2026-06-25T13:00:00Z",
      "timeTo": "2026-06-25T13:30:00Z",
      "levelFrom": 16,
      "levelTo": 18,
      "nationalGridBmUnit": "AG-HLIM04",
      "bmUnit": "2__HANGE004",
      "publishTime": "2026-06-25T12:59:00Z",
      "serialNumber": "01832"
    }
  ],
  "metadata": {
    "datasets": [
      "DATASET"
    ]
  }
}

Changes

No recorded changes to this operation across all 2 revisions of this API.