---
title: "Maximum Delivery Bid (MDB) stream"
method: GET
path: "/datasets/MDB/stream"
tags: ["BMRS Datasets"]
---

# Maximum Delivery Bid (MDB) stream

`GET /datasets/MDB/stream`

This endpoint provides time-varying maximum import values that a battery unit or other Balancing Mechanism Unit
can deliver if dispatched. This reflects dynamic energy availability rather than static power limits.
Provided as a streaming endpoint.

## Query parameters

- `from` string, date-time, required
- `to` string, date-time, required
- `settlementPeriodFrom` integer
- `settlementPeriodTo` integer
- `bmUnit` string[]

## Response `200`

Data retrieved

- InsightsApiModelsResponsesBalancingDynamicDatasetRowsMaximumDeliveryBidData[]
  - `dataset` string, nullable
  - `settlementDate` string, date
  - `settlementPeriod` integer
  - `timeFrom` string, date-time
  - `timeTo` string, date-time
  - `levelFrom` number, double
  - `levelTo` number, double
  - `nationalGridBmUnit` string, nullable
  - `bmUnit` string, nullable
  - `publishTime` string, date-time
  - `serialNumber` string, nullable

## Other responses

- `400` — Error with query parameters - see response for details
- `429` — Too many requests
- `500` — Server error - please try again later

---

[API](https://skmtc.net/elexon/apis/bmrs-insights.md) · [All operations](https://skmtc.net/elexon/apis/bmrs-insights/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/elexon/bmrs-insights/versions/d94e9edb295e/schema)