---
title: "Detailed System Price (ISPSTACK)"
method: GET
path: "/gb/elexon/settlement/ispstack"
tags: ["Elexon"]
---

# Detailed System Price (ISPSTACK)

`GET /gb/elexon/settlement/ispstack`

Bid-offer stacks by settlement period, with detailed system prices generated by the most recent run of calculations by Elexon. Data received from Elexon Insights.

## Query parameters

- `date_from` string, date-time, required
- `date_to` string, date-time, required
- `limit` integer
- `offset` integer
- `timezone` 'UTC' | 'Europe/Berlin' | 'Europe/London' | 'America/New_York' | 'America/Chicago' | 'America/Los_Angeles'

## Response `200`

Success

- object
  - `count` integer, required
  - `next` string, uri, nullable
  - `previous` string, uri, nullable
  - `results` ElexonISPSTACK[], required
    - `settlementDate` string, date
    - `settlementPeriod` integer
    - `startTime` string, date-time
    - `createdDateTime` string, date-time
    - `sequenceNumber` integer
    - `id` string, required
    - `acceptanceId` integer
    - `bidOfferPairId` integer
    - `cadlFlag` boolean
    - `soFlag` boolean
    - `storProviderFlag` boolean
    - `repricedIndicator` boolean
    - `reserveScarcityPrice` number
    - `originalPrice` number
    - `volume` number
    - `dmatAdjustedVolume` number
    - `arbitrageAdjustedVolume` number
    - `nivAdjustedVolume` number
    - `parAdjustedVolume` number
    - `finalPrice` number
    - `transmissionLossMultiplier` number
    - `tlmAdjustedVolume` number
    - `tlmAdjustedCost` number
    - `bidOffer` string

## Other responses

- `400` — Bad Request
- `401` — Unauthorized
- `403` — Forbidden
- `404` — Not Found
- `429` — Too Many Requests

---

[API](https://skmtc.net/modoenergy/apis/modo-energy-api.md) · [All operations](https://skmtc.net/modoenergy/apis/modo-energy-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/modoenergy/modo-energy-api/versions/6c4b83d3fc12/schema)