diff --git a/docs/api/routes-all.md b/docs/api/routes-all.md
index f5bee7f..6991a19 100644
--- a/docs/api/routes-all.md
+++ b/docs/api/routes-all.md
@@ -589,7 +589,7 @@ _none_
 ### Section: /order
 
 #### List orders — `GET /order`
-- Params: `query: offset?: int, limit?: int`
+- Params: `query: offset?: int, limit?: int, search?: str, onlyUnpaid?: bool, onlyUndelivered?: bool, seekMonths?: int`
 - Returns: `200 { orders: T2[], total: int, offset: int, limit: int }`
 #### Create order — `POST /order`
 - Params: `body: { number: str, date: str, lines: T30[], entityId?: int|null }`
diff --git a/docs/api/routes.md b/docs/api/routes.md
index c705358..ceea607 100644
--- a/docs/api/routes.md
+++ b/docs/api/routes.md
@@ -490,7 +490,7 @@ _none_
 ### Section: /order
 
 #### List orders — `GET /order`
-- Params: `query: offset?: int, limit?: int`
+- Params: `query: offset?: int, limit?: int, search?: str, onlyUnpaid?: bool, onlyUndelivered?: bool, seekMonths?: int`
 - Returns: `200 { orders: T2[], total: int, offset: int, limit: int }`
 #### Create order — `POST /order`
 - Params: `body: { number: str, date: str, lines: T27[], entityId?: int|null }`
diff --git a/docs/api/routes/order/list.md b/docs/api/routes/order/list.md
index 264856a..807464d 100644
--- a/docs/api/routes/order/list.md
+++ b/docs/api/routes/order/list.md
@@ -15,6 +15,10 @@ Results are paged, include line items, shipping, payment, and provide total unpa
 |-------|----------|------|-------------|
 | `offset` | no | integer | Number of orders to skip |
 | `limit` | no | integer | Number of orders to return |
+| `search` | no | string | Free-text search matching order number, external number, or customer name |
+| `onlyUnpaid` | no | boolean | When true, returns only unpaid orders (including overpaid orders) |
+| `onlyUndelivered` | no | boolean | When true, returns only undelivered orders |
+| `seekMonths` | no | integer | Negative integer for cutoff months ago (e.g. -1 for orders older than 1 month) |
 
 ## Response `200`
 
@@ -135,7 +139,7 @@ Order list
 
 | Status | Description |
 |--------|-------------|
-| 400 | Invalid offset, invalid limit, or no company selected — `{"error":"…"}` |
+| 400 | Invalid query parameters, invalid offset, invalid limit, or no company selected — `{"error":"…"}` |
 | 401 | Unauthorized — `{"error":"…"}` |
 | 403 | Not authorized — `{"error":"…"}` |
 | 404 | Company not found — `{"error":"…"}` |
diff --git a/src/api/routes/order.js b/src/api/routes/order.js
index 90814df..fde6cd5 100644
--- a/src/api/routes/order.js
+++ b/src/api/routes/order.js
@@ -22,6 +22,7 @@ function orderErrorStatus(error) {
     if (error.message === 'Invalid lines') return 400;
     if (error.message === 'Invalid offset') return 400;
     if (error.message === 'Invalid limit') return 400;
+    if (error.message === 'Invalid seekMonths') return 400;
     if (error.message?.includes('parent article') || error.message?.includes('A parent article')) return 400;
     return 500;
 }
@@ -58,10 +59,32 @@ export function register(app, basePath = '') {
      *         name: limit
      *         schema:
      *           type: integer
-     *           default: 20
+     *           default: 50
      *           minimum: 1
      *           maximum: 100
      *         description: Number of orders to return
+     *       - in: query
+     *         name: search
+     *         schema:
+     *           type: string
+     *         description: Free-text search matching order number, external number, or customer name
+     *       - in: query
+     *         name: onlyUnpaid
+     *         schema:
+     *           type: boolean
+     *           default: false
+     *         description: When true, returns only unpaid orders (including overpaid orders)
+     *       - in: query
+     *         name: onlyUndelivered
+     *         schema:
+     *           type: boolean
+     *           default: false
+     *         description: When true, returns only undelivered orders
+     *       - in: query
+     *         name: seekMonths
+     *         schema:
+     *           type: integer
+     *         description: Negative integer for cutoff months ago (e.g. -1 for orders older than 1 month)
      *     x-markdown: order/list.md
      *     responses:
      *       200:
@@ -78,7 +101,7 @@ export function register(app, basePath = '') {
      *                     $ref: '#/components/schemas/Order'
      *                 total:
      *                   type: integer
-     *                   description: Total number of unpaged orders
+     *                   description: Total number of filtered orders
      *                 offset:
      *                   type: integer
      *                   description: Number of orders skipped
@@ -86,7 +109,7 @@ export function register(app, basePath = '') {
      *                   type: integer
      *                   description: Number of orders returned
      *       400:
-     *         description: Invalid offset, invalid limit, or no company selected
+     *         description: Invalid query parameters, invalid offset, invalid limit, or no company selected
      *         content:
      *           application/json:
      *             schema:
@@ -200,7 +223,7 @@ export function register(app, basePath = '') {
         const rawLimit = req.query.limit;
 
         let offset = 0;
-        let limit = 20;
+        let limit = 50;
 
         if (rawOffset !== undefined) {
             offset = parseInt(rawOffset, 10);
@@ -216,8 +239,31 @@ export function register(app, basePath = '') {
             }
         }
 
+        const search = typeof req.query.search === 'string' && req.query.search.trim() !== ''
+            ? req.query.search.trim()
+            : undefined;
+
+        const onlyUnpaid = req.query.onlyUnpaid === 'true';
+        const onlyUndelivered = req.query.onlyUndelivered === 'true';
+
+        let seekMonths = undefined;
+        if (req.query.seekMonths !== undefined && req.query.seekMonths !== '') {
+            const parsedSeek = parseInt(req.query.seekMonths, 10);
+            if (!Number.isInteger(parsedSeek)) {
+                return res.status(400).json({ error: 'seekMonths must be an integer' });
+            }
+            seekMonths = parsedSeek;
+        }
+
         try {
-            const result = await db.list(req.user.id, { offset, limit });
+            const result = await db.list(req.user.id, {
+                offset,
+                limit,
+                search,
+                onlyUnpaid: onlyUnpaid ? true : undefined,
+                onlyUndelivered: onlyUndelivered ? true : undefined,
+                seekMonths,
+            });
             res.status(200).json(result);
         } catch (error) {
             const status = orderErrorStatus(error);
diff --git a/src/db/order.js b/src/db/order.js
index 12db865..87a2cff 100644
--- a/src/db/order.js
+++ b/src/db/order.js
@@ -62,14 +62,15 @@ async function enrichSingleOrder(store, googleAuthId, order) {
     const orderedQuantity = calculateOrderedQuantity(orderLines);
     const shippedQuantity = calculateShippedQuantity(shipmentsList);
 
+    const allShippings = shippingsList.length > 0 ? shippingsList : shipmentsList.flatMap((s) => s.shippings || []);
     const isPaid = orderTotal > 0 && Math.abs(paidTotal - orderTotal) < 0.01;
     const isShipped = orderedQuantity > 0 && Math.abs(shippedQuantity - orderedQuantity) < 0.001;
-    const isDelivered = isShipped || shippingsList.some((s) => s.state === 'shipped' || s.state === 'delivered');
+    const isDelivered = isShipped || allShippings.some((s) => s.state === 'shipped' || s.state === 'delivered');
 
     return {
         ...order,
         shipping: shippingsList[0] ?? (shipmentsList[0]?.shippings?.[0] ?? null),
-        shippings: shippingsList.length > 0 ? shippingsList : shipmentsList.flatMap((s) => s.shippings || []),
+        shippings: allShippings,
         payment: paymentsList[0] ?? null,
         payments: paymentsList,
         shipments: shipmentsList,