---
title: "Changes to List Constraint Costs For Location"
method: GET
path: "/constraints/locations/{location_gs_entity_id}/constraint-costs"
---

# Changes to List Constraint Costs For Location

`GET /constraints/locations/{location_gs_entity_id}/constraint-costs`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 14 revisions.

- **2026-08-20** `de58449b43e2`: 1 breaking, 1 info
- **2026-08-08** `fa1f094be2d4`: 1 info

## Changes

- **2026-08-20** `de58449b43e2`: 1 breaking, 1 info
  - removed the required property `items/total_cost` from the response with the `200` status
  - added the required property `items/absolute_cost` to the response with the `200` status
- **2026-08-08** `fa1f094be2d4`: 1 info
  - added the new optional `query` request parameter `group_by`

---

[Operation](https://skmtc.dev/gridstatus/apis/grid-status-api/docs/constraints/locations/:location_gs_entity_id/constraint-costs/get.md) - [API](https://skmtc.dev/gridstatus/apis/grid-status-api.md) - [Page](https://skmtc.dev/gridstatus/apis/grid-status-api/changes/constraints/locations/:location_gs_entity_id/constraint-costs/get)