---
title: "Cancel Order"
method: POST
path: "/v1/order/{orderId}/cancel"
tags: ["Orders"]
---

# Cancel Order

`POST /v1/order/{orderId}/cancel`

Cancel a specific order by its exchange-assigned ID

## Path parameters

- `orderId` string, required

## Request body

- CancelOrderRequest
  - `orderId` string
  - `clordId` string
  - `symbol` string

## Response `200`

Order canceled successfully

- CancelOrderResponse

## Other responses

- `400` — Bad request - invalid order modification request
- `401` — Unauthorized - invalid or missing authentication token
- `500` — Internal server error

---

[API](https://skmtc.dev/polymarket/apis/portfolio-api.md) · [All operations](https://skmtc.dev/polymarket/apis/portfolio-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/polymarket/portfolio-api/revisions/150874842db1/schema)