PolymarketDocumentation/docs/developers/CLOB/orders/cancel-orders.md

Documentation Index

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Cancel Orders(s)

Multiple endpoints to cancel a single order, multiple orders, all orders or all orders from a single market.

Cancel an single Order

This endpoint requires a L2 Header.

Cancel an order.

HTTP REQUEST

DELETE /<clob-endpoint>/order

Request Payload Parameters

Name	Required	Type	Description
orderID	yes	string	ID of order to cancel

Response Format

Name	Type	Description
canceled	string[]	list of canceled orders
not_canceled	{}	a order id -> reason map that explains why that order couldn't be canceled

```python Python theme={null} resp = client.cancel(order_id="0x38a73eed1e6d177545e9ab027abddfb7e08dbe975fa777123b1752d203d6ac88") print(resp) ```

async function main() {
  // Send it to the server
  const resp = await clobClient.cancelOrder({
    orderID:
      "0x38a73eed1e6d177545e9ab027abddfb7e08dbe975fa777123b1752d203d6ac88",
  });
  console.log(resp);
  console.log(`Done!`);
}
main();

Cancel Multiple Orders

This endpoint requires a L2 Header.

HTTP REQUEST

DELETE /<clob-endpoint>/orders

Request Payload Parameters

Name	Required	Type	Description
null	yes	string[]	IDs of the orders to cancel

Response Format

Name	Type	Description
canceled	string[]	list of canceled orders
not_canceled	{}	a order id -> reason map that explains why that order couldn't be canceled

```python Python theme={null} resp = client.cancel_orders(["0x38a73eed1e6d177545e9ab027abddfb7e08dbe975fa777123b1752d203d6ac88", "0xaaaa..."]) print(resp) ```

async function main() {
  // Send it to the server
  const resp = await clobClient.cancelOrders([
    "0x38a73eed1e6d177545e9ab027abddfb7e08dbe975fa777123b1752d203d6ac88",
    "0xaaaa...",
  ]);
  console.log(resp);
  console.log(`Done!`);
}
main();

Cancel ALL Orders

This endpoint requires a L2 Header.

Cancel all open orders posted by a user.

HTTP REQUEST

DELETE /<clob-endpoint>/cancel-all

Response Format

Name	Type	Description
canceled	string[]	list of canceled orders
not_canceled	{}	a order id -> reason map that explains why that order couldn't be canceled

```python Python theme={null} resp = client.cancel_all() print(resp) print("Done!") ```

async function main() {
  const resp = await clobClient.cancelAll();
  console.log(resp);
  console.log(`Done!`);
}

main();

Cancel orders from market

This endpoint requires a L2 Header.

Cancel orders from market.

HTTP REQUEST

DELETE /<clob-endpoint>/cancel-market-orders

Request Payload Parameters

Name	Required	Type	Description
market	no	string	condition id of the market
asset_id	no	string	id of the asset/token

Response Format

Name	Type	Description
canceled	string[]	list of canceled orders
not_canceled	{}	a order id -> reason map that explains why that order couldn't be canceled

```python Python theme={null} resp = client.cancel_market_orders(market="0xbd31dc8a20211944f6b70f31557f1001557b59905b7738480ca09bd4532f84af", asset_id="52114319501245915516055106046884209969926127482827954674443846427813813222426") print(resp)

```javascript Typescript theme={null}
async function main() {
  // Send it to the server
  const resp = await clobClient.cancelMarketOrders({
    market:
      "0xbd31dc8a20211944f6b70f31557f1001557b59905b7738480ca09bd4532f84af",
    asset_id:
      "52114319501245915516055106046884209969926127482827954674443846427813813222426",
  });
  console.log(resp);
  console.log(`Done!`);
}
main();