diff --git a/__tests__/spaces-lifecycle.test.ts b/__tests__/spaces-lifecycle.test.ts
index 4a5cc4a..e87a6f2 100644
--- a/__tests__/spaces-lifecycle.test.ts
+++ b/__tests__/spaces-lifecycle.test.ts
@@ -24,6 +24,20 @@ describe("node-sdk spaces (lifecycle) — request shaping", () => {
     });
   });
 
+  it("createSpace forwards visibility in the body", async () => {
+    const { client, projectInstance } = makeClient();
+    await createSpace(client, {
+      userId: "u1",
+      name: "My Space",
+      visibility: "private",
+    });
+    expect(projectInstance.post).toHaveBeenCalledWith("/spaces", {
+      userId: "u1",
+      name: "My Space",
+      visibility: "private",
+    });
+  });
+
   it("fetchManySpaces hits /spaces with the full body as params", async () => {
     const { client, projectInstance } = makeClient();
     await fetchManySpaces(client, { sortBy: "newest", page: 1 });
@@ -100,6 +114,14 @@ describe("node-sdk spaces (lifecycle) — request shaping", () => {
     });
   });
 
+  it("updateSpace forwards visibility in the body", async () => {
+    const { client, projectInstance } = makeClient();
+    await updateSpace(client, { spaceId: "s1", visibility: "unlisted" });
+    expect(projectInstance.patch).toHaveBeenCalledWith("/spaces/s1", {
+      visibility: "unlisted",
+    });
+  });
+
   it("deleteSpace deletes /spaces/:id", async () => {
     const { client, projectInstance } = makeClient();
     await deleteSpace(client, { spaceId: "s1" });
diff --git a/src/interfaces/Space.ts b/src/interfaces/Space.ts
index ec1625d..332b836 100644
--- a/src/interfaces/Space.ts
+++ b/src/interfaces/Space.ts
@@ -3,6 +3,7 @@ import { File } from "./File";
 
 export type ReadingPermission = "anyone" | "members";
 export type PostingPermission = "anyone" | "members" | "admins";
+export type SpaceVisibility = "public" | "unlisted" | "private";
 
 export type SpaceMemberRole = "admin" | "moderator" | "member";
 export type SpaceMemberStatus = "pending" | "active" | "banned" | "rejected";
@@ -24,6 +25,7 @@ export interface SpacePreview {
   slug: string | null;
   avatarFileId: string | null;
   readingPermission?: ReadingPermission;
+  visibility?: SpaceVisibility;
   parentSpaceId?: string | null;
   depth?: number;
   avatarFile?: File;
@@ -41,6 +43,7 @@ export interface Space {
   userId: string;
   readingPermission: ReadingPermission;
   postingPermission: PostingPermission;
+  visibility: SpaceVisibility;
   requireJoinApproval: boolean;
   parentSpaceId: string | null;
   depth: number;
diff --git a/src/modules/spaces/createSpace.ts b/src/modules/spaces/createSpace.ts
index c2f2d53..18532eb 100644
--- a/src/modules/spaces/createSpace.ts
+++ b/src/modules/spaces/createSpace.ts
@@ -1,5 +1,10 @@
 import { SublayHttpClient } from "../../core/client";
-import { Space, ReadingPermission, PostingPermission } from "../../interfaces/Space";
+import {
+  Space,
+  ReadingPermission,
+  PostingPermission,
+  SpaceVisibility,
+} from "../../interfaces/Space";
 
 export interface CreateSpaceProps {
   userId: string;
@@ -8,6 +13,7 @@ export interface CreateSpaceProps {
   description?: string;
   readingPermission?: ReadingPermission;
   postingPermission?: PostingPermission;
+  visibility?: SpaceVisibility;
   requireJoinApproval?: boolean;
   parentSpaceId?: string;
   metadata?: Record<string, any>;
diff --git a/src/modules/spaces/updateSpace.ts b/src/modules/spaces/updateSpace.ts
index dffeee8..693c914 100644
--- a/src/modules/spaces/updateSpace.ts
+++ b/src/modules/spaces/updateSpace.ts
@@ -1,5 +1,10 @@
 import { SublayHttpClient } from "../../core/client";
-import { Space, ReadingPermission, PostingPermission } from "../../interfaces/Space";
+import {
+  Space,
+  ReadingPermission,
+  PostingPermission,
+  SpaceVisibility,
+} from "../../interfaces/Space";
 
 export interface UpdateSpaceProps {
   spaceId: string;
@@ -8,6 +13,7 @@ export interface UpdateSpaceProps {
   description?: string;
   readingPermission?: ReadingPermission;
   postingPermission?: PostingPermission;
+  visibility?: SpaceVisibility;
   metadata?: Record<string, any>;
 }