Cancel by market

DELETE/v1/px/orders/by-marketcancel scope

Market Maker APIE6 decimal strings throughoutA | B

Cancel all of your open orders in one market.

Send X-PX-Key: pxk_…. This endpoint requires the cancel scope — an insufficient scope returns 403, not 401, and this line does not use Bearer sessions. To request a key and see the limits, visit the onboarding page.

Behaviour

marketId is required.
Same response shape as batch cancel.

Request

curl -X DELETE "{BASE_URL}/v1/px/orders/by-market" \
  -H "X-PX-Key: $PX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{ "marketId": "px-btc-120k" }'

Response

The request was accepted

{
  "canceled": ["ord_01K5H2M3N7Q8R9S0", "ord_01K5H2M3N7Q8R9S2"],
  "notCanceled": {
    "ord_01K5H2M3N7Q8R9S1": "ORDER_NOT_LIVE",
    "ord_01K5H2M3N7Q8R9S3": "ORDER_NOT_FOUND"
  }
}