---
title: "FCR/aFRR/mFRR reserve prices (Pro+, BETA)"
method: GET
path: "/v1/ancillary/{zone}"
---

# FCR/aFRR/mFRR reserve prices (Pro+, BETA)

`GET /v1/ancillary/{zone}`

## Request

- Base URL: `https://voltcast.com/api`
- URL: `https://voltcast.com/api/v1/ancillary/{zone}`
- Auth: HTTP bearer

## Path parameters

- `zone` string, required

## Query parameters

- `product` 'FCR' | 'aFRR' | 'mFRR'
- `market` 'capacity' | 'energy'
- `from` string, date-time
- `to` string, date-time

## Response `200`

Capacity blocks (EUR/MW) and 15-min balancing-energy slots (EUR/MWh), average + marginal accepted bids. Coverage: DE-LU via regelleistung.net.

---

[API](https://skmtc.dev/voltcast/apis/voltcast-api.md) · [All operations](https://skmtc.dev/voltcast/apis/voltcast-api/llms.txt) · [OpenAPI document](https://skmtc.dev/voltcast/apis/voltcast-api/revisions/9c39e52e3eed?raw)