---
title: "System demand summary (FUELINST)"
method: GET
path: "/demand/outturn/summary"
tags: ["Demand"]
---

# System demand summary (FUELINST)

`GET /demand/outturn/summary`

⚠ This endpoint provides a down-sampled data summary intended for visualisation purposes.
Use datasets endpoints for full dataset access.

## Query parameters

- `resolution` 'minute' | 'hourly' | 'daily' | 'weekly'
- `from` string, date-time
- `to` string, date-time
- `format` 'json' | 'xml' | 'csv'

## Response `200`

Data retrieved

- InsightsApiModelsResponsesDemandOutturnRollingSystemDemand[]
  - `recordType` string, nullable
  - `startTime` string, date-time, nullable
  - `demand` integer, 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)