---
title: "Historic Data AS"
method: GET
path: "/gb/national-grid/dx/historic"
tags: ["NESO"]
---

# Historic Data AS

`GET /gb/national-grid/dx/historic`

## Request

- Base URL: `https://api.modoenergy.com/pub/v1`
- URL: `https://api.modoenergy.com/pub/v1/gb/national-grid/dx/historic`
- Auth: one of:
  - API key in header `X-Token`
  - none

Details of all units accepted to provide the Low-frequency Dynamic Containment service and historic clearing prices before 16 September 2021. This is prior to the auction moving to EFA block procurement.

## Query parameters

- `date_from` string, date, required
- `date_to` string, date, required
- `limit` integer
- `offset` integer

## Response `200`

Success

- object
  - `count` integer, required
  - `next` string, uri, nullable
  - `previous` string, uri, nullable
  - `results` DCHistoric[], required
    - `date` string, date, required
    - `reference_price` number, required
    - `rtm_procured` number, required
    - `non_rtm_procured` number, required
    - `procured` number, required
    - `rtm_rejected` number, required
    - `non_rtm_rejected` number, required
    - `rejected` number, required
    - `min_price` number, required
    - `max_price` number, required
    - `volume_entering` number, required
    - `rtm_units` integer, required
    - `nortm_units` integer, required

## Other responses

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

---

[API](https://skmtc.dev/modoenergy/apis/modo-energy-api.md) - [All operations](https://skmtc.dev/modoenergy/apis/modo-energy-api/llms.txt) - [OpenAPI document](https://skmtc.dev/modoenergy/apis/modo-energy-api/revisions/7d9d1bd6ee06?raw)