diff --git a/src/core/index.ts b/src/core/index.ts
index e888a01..440a0b8 100644
--- a/src/core/index.ts
+++ b/src/core/index.ts
@@ -10,6 +10,7 @@ export {
 export { generateId, generateUlid, resetIdState, ID_PREFIXES } from './id.js';
 export {
   parseListParams,
+  parseArrayParam,
   cursorPaginate,
   type CursorPaginationOptions,
   type CursorPaginatedResult,
diff --git a/src/core/pagination.ts b/src/core/pagination.ts
index f0bb8e4..e9c6d2f 100644
--- a/src/core/pagination.ts
+++ b/src/core/pagination.ts
@@ -29,6 +29,17 @@ export function parseListParams(url: URL) {
   return { limit, order, before, after };
 }
 
+/**
+ * Reads an array query parameter the way production does. Production parses the query with `qs`
+ * and splits a scalar on commas, so it takes `name=a,b`, repeated `name=` (workos-go, -node,
+ * -ruby), `name[]=` (workos-dotnet) and indexed `name[0]=` (workos-php).
+ */
+export function parseArrayParam(url: URL, name: string): string[] {
+  return [...url.searchParams]
+    .filter(([key]) => key === name || (key.startsWith(`${name}[`) && /^\[\d*\]$/.test(key.slice(name.length))))
+    .flatMap(([, value]) => value.split(','));
+}
+
 export function cursorPaginate<T extends Entity>(
   items: T[],
   options: CursorPaginationOptions<T> = {},
diff --git a/src/workos/routes/events.ts b/src/workos/routes/events.ts
index 9feee79..83fec0e 100644
--- a/src/workos/routes/events.ts
+++ b/src/workos/routes/events.ts
@@ -1,4 +1,4 @@
-import { type RouteContext, parseListParams } from '../../core/index.js';
+import { type RouteContext, parseArrayParam, parseListParams } from '../../core/index.js';
 import { getWorkOSStore } from '../store.js';
 import { formatEvent, formatListResponse } from '../helpers.js';
 import type { WorkOSEvent } from '../entities.js';
@@ -11,12 +11,8 @@ export function eventRoutes(ctx: RouteContext): void {
     const url = new URL(c.req.url);
     const params = parseListParams(url);
     // The spec says `style: form, explode: false` (`events=a,b`), which is what workos-python,
-    // -kotlin, -elixir and -rust send. Production parses the query with `qs` and splits a scalar
-    // on commas, so it also takes repeated `events=` (workos-go, -node, -ruby), `events[]=`
-    // (workos-dotnet) and indexed `events[0]=` (workos-php). Accept all four.
-    const eventTypes = [...url.searchParams]
-      .filter(([key]) => key === 'events' || /^events\[\d*\]$/.test(key))
-      .flatMap(([, value]) => value.split(','));
+    // -kotlin, -elixir and -rust send. The other SDKs send the forms parseArrayParam also takes.
+    const eventTypes = parseArrayParam(url, 'events');
     const organizationId = url.searchParams.get('organization_id');
     const rangeStart = url.searchParams.get('range_start');
     const rangeEnd = url.searchParams.get('range_end');
diff --git a/src/workos/routes/memberships.spec.ts b/src/workos/routes/memberships.spec.ts
index 79699bb..b4bb8af 100644
--- a/src/workos/routes/memberships.spec.ts
+++ b/src/workos/routes/memberships.spec.ts
@@ -118,6 +118,41 @@ describe('Membership routes', () => {
     expect(list.data).toHaveLength(2);
   });
 
+  describe('list statuses filter', () => {
+    async function seedActiveAndInactive() {
+      const org = await createOrg('Statuses Org');
+      const ids: Record<string, string> = {};
+      for (const name of ['active', 'inactive']) {
+        const user = await createUser(`${name}@statuses.test`);
+        const m = await json(
+          await req('/user_management/organization_memberships', {
+            method: 'POST',
+            body: JSON.stringify({ organization_id: org.id, user_id: user.id }),
+          }),
+        );
+        ids[name] = m.id;
+      }
+      await req(`/user_management/organization_memberships/${ids.inactive}/deactivate`, { method: 'PUT' });
+      return org.id as string;
+    }
+
+    // Each row was checked against the real WorkOS API.
+    it.each([
+      ['', ['active']],
+      ['statuses=active', ['active']],
+      ['statuses[]=active', ['active']],
+      ['statuses%5B%5D=active', ['active']],
+      ['statuses=inactive', ['inactive']],
+      ['statuses=active&statuses=inactive', ['active', 'inactive']],
+      ['statuses[]=active&statuses[]=inactive', ['active', 'inactive']],
+      ['statuses=active,inactive', ['active', 'inactive']],
+    ])('?%s returns %p', async (query, expected) => {
+      const orgId = await seedActiveAndInactive();
+      const list = await json(await req(`/user_management/organization_memberships?organization_id=${orgId}&${query}`));
+      expect(list.data.map((m: { status: string }) => m.status).sort()).toEqual(expected);
+    });
+  });
+
   it('deactivates and reactivates a membership', async () => {
     const org = await createOrg('Toggle Org');
     const user = await createUser('toggle@test.com');
diff --git a/src/workos/routes/memberships.ts b/src/workos/routes/memberships.ts
index d742a6e..9839678 100644
--- a/src/workos/routes/memberships.ts
+++ b/src/workos/routes/memberships.ts
@@ -5,6 +5,7 @@ import {
   parseJsonBody,
   WorkOSApiError,
   parseListParams,
+  parseArrayParam,
 } from '../../core/index.js';
 import { getWorkOSStore } from '../store.js';
 import { formatMembership, formatListResponse } from '../helpers.js';
@@ -61,14 +62,16 @@ export function membershipRoutes(ctx: RouteContext): void {
     const params = parseListParams(url);
     const orgFilter = url.searchParams.get('organization_id') ?? undefined;
     const userFilter = url.searchParams.get('user_id') ?? undefined;
-    const statusesParam = url.searchParams.getAll('statuses[]');
+    // Production returns only active memberships when the request names no status.
+    const requestedStatuses = parseArrayParam(url, 'statuses');
+    const statuses = requestedStatuses.length > 0 ? requestedStatuses : ['active'];
 
     const result = ws.organizationMemberships.list({
       ...params,
       filter: (m) => {
         if (orgFilter && m.organization_id !== orgFilter) return false;
         if (userFilter && m.user_id !== userFilter) return false;
-        if (statusesParam.length > 0 && !statusesParam.includes(m.status)) return false;
+        if (!statuses.includes(m.status)) return false;
         return true;
       },
     });