nktkas · nktkas · Aug 1, 2026 · Aug 1, 2026
diff --git a/src/api/info/_methods/_base/_schemas.ts b/src/api/info/_methods/_base/_schemas.ts
@@ -156,6 +156,9 @@ export type FrontendOpenOrder = {
    * - `"Stop Limit"`: Activates as a limit order when a stop price is reached.
    * - `"Take Profit Market"`: Executes as a market order when a take profit price is reached.
    * - `"Take Profit Limit"`: Executes as a limit order when a take profit price is reached.
+   * - `"Twap Slice"`: Executes a single slice of a TWAP order.
+   * - `"Vault Close"`: Closes a vault position.
+   * - `"Spot Dust Conversion"`: Converts residual spot balances.
    * @see https://hyperliquid.gitbook.io/hyperliquid-docs/trading/order-types
    */
   orderType:
@@ -164,7 +167,10 @@ export type FrontendOpenOrder = {
     | "Stop Market"
     | "Stop Limit"
     | "Take Profit Market"
-    | "Take Profit Limit";
+    | "Take Profit Limit"
+    | "Twap Slice"
+    | "Vault Close"
+    | "Spot Dust Conversion";
   /**
    * Time-in-force:
    * - `"Gtc"`: Remains active until filled or canceled.
@@ -361,7 +367,9 @@ export type UserFill = {
  * - `"siblingFilledCanceled"`: Canceled due to sibling ordering being filled.
  * - `"delistedCanceled"`: Canceled due to asset delisting.
  * - `"liquidatedCanceled"`: Canceled due to liquidation.
+ * - `"outcomeSettledCanceled"`: Canceled due to outcome market settlement.
  * - `"scheduledCancel"`: Canceled due to exceeding scheduled cancel deadline (dead man's switch).
+ * - `"internalCancel"`: Canceled due to an internal error.
  * - `"tickRejected"`: Rejected due to invalid tick price.
  * - `"minTradeNtlRejected"`: Rejected due to order notional below minimum.
  * - `"perpMarginRejected"`: Rejected due to insufficient margin.
@@ -377,6 +385,7 @@ export type UserFill = {
  * - `"insufficientSpotBalanceRejected"`: Rejected due to insufficient spot balance.
  * - `"oracleRejected"`: Rejected due to price too far from oracle.
  * - `"perpMaxPositionRejected"`: Rejected due to exceeding margin tier limit at current leverage.
+ * - `"tooManyOpenOrdersRejected"`: Rejected due to exceeding the open order limit.
  */
 export type OrderProcessingStatus =
   | "open"
@@ -392,7 +401,9 @@ export type OrderProcessingStatus =
   | "siblingFilledCanceled"
   | "delistedCanceled"
   | "liquidatedCanceled"
+  | "outcomeSettledCanceled"
   | "scheduledCancel"
+  | "internalCancel"
   | "tickRejected"
   | "minTradeNtlRejected"
   | "perpMarginRejected"
@@ -407,4 +418,5 @@ export type OrderProcessingStatus =
   | "openInterestIncreaseRejected"
   | "insufficientSpotBalanceRejected"
   | "oracleRejected"
-  | "perpMaxPositionRejected";
+  | "perpMaxPositionRejected"
+  | "tooManyOpenOrdersRejected";
diff --git a/src/api/info/_methods/historicalOrders.ts b/src/api/info/_methods/historicalOrders.ts
@@ -43,7 +43,9 @@ export type HistoricalOrdersResponse = {
    * - `"siblingFilledCanceled"`: Canceled due to sibling ordering being filled.
    * - `"delistedCanceled"`: Canceled due to asset delisting.
    * - `"liquidatedCanceled"`: Canceled due to liquidation.
+   * - `"outcomeSettledCanceled"`: Canceled due to outcome market settlement.
    * - `"scheduledCancel"`: Canceled due to exceeding scheduled cancel deadline (dead man's switch).
+   * - `"internalCancel"`: Canceled due to an internal error.
    * - `"tickRejected"`: Rejected due to invalid tick price.
    * - `"minTradeNtlRejected"`: Rejected due to order notional below minimum.
    * - `"perpMarginRejected"`: Rejected due to insufficient margin.
@@ -59,6 +61,7 @@ export type HistoricalOrdersResponse = {
    * - `"insufficientSpotBalanceRejected"`: Rejected due to insufficient spot balance.
    * - `"oracleRejected"`: Rejected due to price too far from oracle.
    * - `"perpMaxPositionRejected"`: Rejected due to exceeding margin tier limit at current leverage.
+   * - `"tooManyOpenOrdersRejected"`: Rejected due to exceeding the open order limit.
    */
   status: OrderProcessingStatus;
   /** Timestamp when the status was last updated (in ms since epoch). */

diff --git a/src/api/info/_methods/orderStatus.ts b/src/api/info/_methods/orderStatus.ts
@@ -51,7 +51,9 @@ export type OrderStatusResponse = {
      * - `"siblingFilledCanceled"`: Canceled due to sibling ordering being filled.
      * - `"delistedCanceled"`: Canceled due to asset delisting.
      * - `"liquidatedCanceled"`: Canceled due to liquidation.
+     * - `"outcomeSettledCanceled"`: Canceled due to outcome market settlement.
      * - `"scheduledCancel"`: Canceled due to exceeding scheduled cancel deadline (dead man's switch).
+     * - `"internalCancel"`: Canceled due to an internal error.
      * - `"tickRejected"`: Rejected due to invalid tick price.
      * - `"minTradeNtlRejected"`: Rejected due to order notional below minimum.
      * - `"perpMarginRejected"`: Rejected due to insufficient margin.
@@ -67,6 +69,7 @@ export type OrderStatusResponse = {
      * - `"insufficientSpotBalanceRejected"`: Rejected due to insufficient spot balance.
      * - `"oracleRejected"`: Rejected due to price too far from oracle.
      * - `"perpMaxPositionRejected"`: Rejected due to exceeding margin tier limit at current leverage.
+     * - `"tooManyOpenOrdersRejected"`: Rejected due to exceeding the open order limit.
      */
     status: OrderProcessingStatus;
     /** Timestamp when the status was last updated (in ms since epoch). */

diff --git a/src/api/subscription/_methods/orderUpdates.ts b/src/api/subscription/_methods/orderUpdates.ts
@@ -43,7 +43,9 @@ export type OrderUpdatesEvent = {
    * - `"siblingFilledCanceled"`: Canceled due to sibling ordering being filled.
    * - `"delistedCanceled"`: Canceled due to asset delisting.
    * - `"liquidatedCanceled"`: Canceled due to liquidation.
+   * - `"outcomeSettledCanceled"`: Canceled due to outcome market settlement.
    * - `"scheduledCancel"`: Canceled due to exceeding scheduled cancel deadline (dead man's switch).
+   * - `"internalCancel"`: Canceled due to an internal error.
    * - `"tickRejected"`: Rejected due to invalid tick price.
    * - `"minTradeNtlRejected"`: Rejected due to order notional below minimum.
    * - `"perpMarginRejected"`: Rejected due to insufficient margin.
@@ -59,6 +61,7 @@ export type OrderUpdatesEvent = {
    * - `"insufficientSpotBalanceRejected"`: Rejected due to insufficient spot balance.
    * - `"oracleRejected"`: Rejected due to price too far from oracle.
    * - `"perpMaxPositionRejected"`: Rejected due to exceeding margin tier limit at current leverage.
+   * - `"tooManyOpenOrdersRejected"`: Rejected due to exceeding the open order limit.
    */
   status: OrderProcessingStatus;
   /** Timestamp when the status was last updated (in ms since epoch). */

diff --git a/tests/api/info/frontendOpenOrders.test.ts b/tests/api/info/frontendOpenOrders.test.ts
@@ -24,6 +24,9 @@ runTest({
       "#/items/properties/orderType/enum/0",
       "#/items/properties/orderType/enum/4",
       "#/items/properties/orderType/enum/5",
+      "#/items/properties/orderType/enum/6",
+      "#/items/properties/orderType/enum/7",
+      "#/items/properties/orderType/enum/8",
       "#/items/properties/tif/enum/1",
       "#/items/properties/tif/enum/3",
       "#/items/properties/tif/enum/4",

diff --git a/tests/api/info/historicalOrders.test.ts b/tests/api/info/historicalOrders.test.ts
@@ -14,36 +14,31 @@ runTest({
   codeTestFn: async (_t, client) => {
     const params: HistoricalOrdersParameters[] = [
       { user: "0x563C175E6f11582f65D6d9E360A618699DEe14a9" },
+      { user: "0x8c967e73e7b15087c42a10d344cff4c96d877f1d" }, // "outcomeSettledCanceled"
+      { user: "0x56dd49a9eb689386daf24f5bcf946bf29d552fd5" }, // "tooManyOpenOrdersRejected"
+      { user: "0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee" }, // "Spot Dust Conversion"
     ];
 
     const data = await Promise.all(params.map((p) => client.historicalOrders(p)));
 
     schemaCoverage(paramsSchema, params);
     schemaCoverage(responseSchema, data, [
+      "#/items/properties/order/properties/orderType/enum/6",
+      "#/items/properties/order/properties/orderType/enum/7",
       "#/items/properties/order/properties/tif/enum/5",
       "#/items/properties/status/enum/5",
       "#/items/properties/status/enum/6",
       "#/items/properties/status/enum/7",
-      "#/items/properties/status/enum/8",
-      "#/items/properties/status/enum/10",
-      "#/items/properties/status/enum/11",
-      "#/items/properties/status/enum/12",
-      "#/items/properties/status/enum/13",
       "#/items/properties/status/enum/14",
       "#/items/properties/status/enum/15",
       "#/items/properties/status/enum/16",
-      "#/items/properties/status/enum/17",
-      "#/items/properties/status/enum/18",
       "#/items/properties/status/enum/19",
-      "#/items/properties/status/enum/20",
-      "#/items/properties/status/enum/21",
       "#/items/properties/status/enum/22",
       "#/items/properties/status/enum/23",
-      "#/items/properties/status/enum/24",
       "#/items/properties/status/enum/25",
       "#/items/properties/status/enum/26",
-      "#/items/properties/status/enum/27",
       "#/items/properties/status/enum/28",
+      "#/items/properties/status/enum/30",
       "#/items/properties/order/properties/children/*",
     ]);
   },

diff --git a/tests/api/info/orderStatus.test.ts b/tests/api/info/orderStatus.test.ts
@@ -23,6 +23,7 @@ runTest({
       { user: "0x563C175E6f11582f65D6d9E360A618699DEe14a9", oid: 14940693141 }, // order.order.orderType = Stop Limit
       { user: "0x563C175E6f11582f65D6d9E360A618699DEe14a9", oid: 27379010444 }, // order.order.orderType = Take Profit Market
       { user: "0x563C175E6f11582f65D6d9E360A618699DEe14a9", oid: 27379156434 }, // order.order.orderType = Take Profit Limit
+      { user: "0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee", oid: 57286378520 }, // order.order.orderType = Spot Dust Conversion
 
       { user: "0x563C175E6f11582f65D6d9E360A618699DEe14a9", oid: 15030144135 }, // order.order.tif = null
       { user: "0x563C175E6f11582f65D6d9E360A618699DEe14a9", oid: 15029784876 }, // order.order.tif = Gtc
@@ -49,6 +50,8 @@ runTest({
     schemaCoverage(paramsSchema, params);
     schemaCoverage(responseSchema, data, [
       "#/anyOf/0/properties/order/properties/order/properties/children/*",
+      "#/anyOf/0/properties/order/properties/order/properties/orderType/enum/6",
+      "#/anyOf/0/properties/order/properties/order/properties/orderType/enum/7",
       "#/anyOf/0/properties/order/properties/order/properties/tif/enum/5",
       "#/anyOf/0/properties/order/properties/status/enum/3",
       "#/anyOf/0/properties/order/properties/status/enum/5",
@@ -74,6 +77,9 @@ runTest({
       "#/anyOf/0/properties/order/properties/status/enum/26",
       "#/anyOf/0/properties/order/properties/status/enum/27",
       "#/anyOf/0/properties/order/properties/status/enum/28",
+      "#/anyOf/0/properties/order/properties/status/enum/29",
+      "#/anyOf/0/properties/order/properties/status/enum/30",
+      "#/anyOf/0/properties/order/properties/status/enum/31",
     ]);
   },
 });
diff --git a/tests/api/info/webData2.test.ts b/tests/api/info/webData2.test.ts
@@ -26,6 +26,9 @@ runTest({
       "#/properties/openOrders/items/properties/orderType/enum/0",
       "#/properties/openOrders/items/properties/orderType/enum/4",
       "#/properties/openOrders/items/properties/orderType/enum/5",
+      "#/properties/openOrders/items/properties/orderType/enum/6",
+      "#/properties/openOrders/items/properties/orderType/enum/7",
+      "#/properties/openOrders/items/properties/orderType/enum/8",
       "#/properties/openOrders/items/properties/tif/enum/1",
       "#/properties/openOrders/items/properties/tif/enum/3",
       "#/properties/openOrders/items/properties/tif/enum/4",

diff --git a/tests/api/subscription/openOrders.test.ts b/tests/api/subscription/openOrders.test.ts
@@ -31,6 +31,9 @@ runTest({
       "#/properties/orders/items/properties/orderType/enum/0",
       "#/properties/orders/items/properties/orderType/enum/4",
       "#/properties/orders/items/properties/orderType/enum/5",
+      "#/properties/orders/items/properties/orderType/enum/6",
+      "#/properties/orders/items/properties/orderType/enum/7",
+      "#/properties/orders/items/properties/orderType/enum/8",
       "#/properties/orders/items/properties/tif/enum/1",
       "#/properties/orders/items/properties/tif/enum/3",
       "#/properties/orders/items/properties/tif/enum/4",

diff --git a/tests/api/subscription/orderUpdates.test.ts b/tests/api/subscription/orderUpdates.test.ts
@@ -60,6 +60,9 @@ runTestWithExchange({
       "#/items/properties/status/enum/26",
       "#/items/properties/status/enum/27",
       "#/items/properties/status/enum/28",
+      "#/items/properties/status/enum/29",
+      "#/items/properties/status/enum/30",
+      "#/items/properties/status/enum/31",
     ]);
   },
 });