---
title: "Changes to Cancel open order by client order id"
method: DELETE
path: "/orders/by_client_id/{client_id}"
---

# Changes to Cancel open order by client order id

`DELETE /orders/by_client_id/{client_id}`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 2 of 50 revisions.

- **2025-12-24** `e0dd7ef9404f` — 1 info
- **2025-10-20** `e89c2cf83cdb` — 1 info

## Changes

- **2025-12-24** `e0dd7ef9404f` — 1 info
  - added the media type `application/json` for the response with the status `400`
- **2025-10-20** `e89c2cf83cdb` — 1 info
  - added the new optional `query` request parameter `market`

---

[Operation](https://skmtc.dev/tradeparadex/apis/paradex-rest-api/docs/orders/by_client_id/:client_id/delete.md) · [API](https://skmtc.dev/tradeparadex/apis/paradex-rest-api.md) · [Page](https://skmtc.dev/tradeparadex/apis/paradex-rest-api/changes/orders/by_client_id/:client_id/delete)