Cancel an open order
Authorizations
HTTP Basic Authentication using the API Key as username and API Secret as password.
Path Parameters
Prefixed public id of the investor (e.g. inv_…).
Prefixed public id of the order (e.g. ord_…).
Response
Order cancellation requested.
Trading order resource. Flat shape: quantity not qty,
failure_reason not reject_reason, investor_id not account_id,
Bluum-native status vocab. The envelope created field is the canonical
creation timestamp; submitted_at mirrors when the order was submitted
to the custodian (null until submission).
The resource type discriminator.
"investor"
Whether this resource was created against a live API key.
Test-mode keys always return false.
false
Prefixed public id (e.g. inv_…, ord_…, dep_…).
"inv_01j9x8m2k7qpzwv3t5r6y8n0ab"
Unix-seconds timestamp of resource creation.
1747776000
Partner-set key/value map for cross-referencing.
Prefixed public id of the investor.
"inv_01j9x8m2k7qpzwv3t5r6y8n0ab"
"AAPL"
Asset class name (e.g. equity, bond, etf).
"equity"
"USD"
Quantity of shares ordered (for quantity-based orders).
"5"
Notional amount ordered (for notional-based orders).
"1000.00"
buy, sell market, limit, stop, stop_limit, trailing_stop FIX-standard time-in-force; not Alpaca-coined.
day, gtc, opg, cls, ioc, fok Bluum-native order status.
pending, filled, partial, cancelled, failed "pending"
"0"
"5"
notional, per_share, bps When the order was submitted to the custodian. Null until submission.
Settlement date Alpaca will use for bond orders, when known. Bluum does not specify or override this — Alpaca chooses based on the bond's subtype. Null for non-bond orders or until Alpaca confirms.
"2026-05-22"
Fixed-income execution detail. Populated only when the underlying
asset is a bond. Prices are % of par; accrued and face_value are
in currency.