---
title: "Changes to Get Constraint Binding Heat Map"
method: GET
path: "/constraints/binding/heat_map"
---

# Changes to Get Constraint Binding Heat Map

`GET /constraints/binding/heat_map`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 3 of 14 revisions.

- **2026-08-24** `43e6e1047e53`: 2 info
- **2026-08-20** `de58449b43e2`: 1 breaking, 4 warning, 4 info
- **2026-08-08** `fa1f094be2d4`: 1 info

## Changes

- **2026-08-24** `43e6e1047e53`: 2 info
  - added the new optional `query` request parameter `days_of_week`
  - added the new optional `query` request parameter `hours`
- **2026-08-20** `de58449b43e2`: 1 breaking, 4 warning, 4 info
  - the response's body type changed from `object` to no type for status `200`
  - deleted the `query` request parameter `price_threshold`
  - removed the optional property `cells` from the response with the `200` status
  - removed the optional property `interval_minutes` from the response with the `200` status
  - removed the optional property `unsupported_reason` from the response with the `200` status
  - added the new optional `query` request parameter `bucket_mode`
  - added the new optional `query` request parameter `group_by`
  - added the new optional `query` request parameter `timezone`
  - added `#/components/schemas/ConstraintBindingHeatMapSupportedResponse, #/components/schemas/ConstraintBindingHeatMapUnsupportedResponse` to the response body `anyOf` list for the response status `200`
- **2026-08-08** `fa1f094be2d4`: 1 info
  - added the required property `cells/items/shadow_price` to the response with the `200` status

---

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