diff --git a/.changeset/rest-logout-session-cleanup.md b/.changeset/rest-logout-session-cleanup.md
new file mode 100644
index 0000000000000..f2f4338311629
--- /dev/null
+++ b/.changeset/rest-logout-session-cleanup.md
@@ -0,0 +1,5 @@
+---
+'@rocket.chat/meteor': patch
+---
+
+Marks the user session as logged out in the Sessions collection when logging out via `POST /v1/logout`. Previously the session cleanup relied on an indirect chain through `watch.users` → `Accounts.onLogout` that could be broken by a race condition, leaving orphaned sessions visible in Device Manager.
diff --git a/apps/meteor/server/api/ApiClass.ts b/apps/meteor/server/api/ApiClass.ts
index 71dfc86bc0020..783a9439a905a 100644
--- a/apps/meteor/server/api/ApiClass.ts
+++ b/apps/meteor/server/api/ApiClass.ts
@@ -2,7 +2,7 @@ import type { IMethodConnection, IUser } from '@rocket.chat/core-typings';
 import type { Route, Router } from '@rocket.chat/http-router';
 import { License } from '@rocket.chat/license';
 import { Logger } from '@rocket.chat/logger';
-import { Users } from '@rocket.chat/models';
+import { Sessions, Users } from '@rocket.chat/models';
 import { Random } from '@rocket.chat/random';
 import type { JoinPathPattern, Method } from '@rocket.chat/rest-typings';
 import { ajv } from '@rocket.chat/rest-typings';
@@ -1135,8 +1135,7 @@ export class APIClass<TBasePath extends string = '', TOperations extends Record<
 				},
 			);
 
-			// TODO this can be optmized so places that care about loginTokens being removed are invoked directly
-			// instead of having to listen to every watch.users event
+			await Sessions.logoutBySessionIdAndUserId({ loginToken: hashedToken, userId: this.userId });
 			void notifyOnUserChangeAsync(async () => {
 				const userTokens = await Users.findOneById(this.userId, { projection: { [tokenPath]: 1 } });
 				if (!userTokens) {
diff --git a/apps/meteor/tests/end-to-end/api/users.ts b/apps/meteor/tests/end-to-end/api/users.ts
index 156330b68626f..74589e3aa97d4 100644
--- a/apps/meteor/tests/end-to-end/api/users.ts
+++ b/apps/meteor/tests/end-to-end/api/users.ts
@@ -5476,6 +5476,57 @@ describe('[Users]', () => {
 		});
 	});
 
+	describe('[/api/v1/logout]', () => {
+		let user: TestUser<IUser>;
+
+		before(async () => {
+			user = await createUser();
+		});
+
+		after(() => deleteUser(user));
+
+		it('should logout the current user and invalidate the session', async () => {
+			const userCredentials = await login(user.username, password);
+
+			await request.post(api('logout')).set(userCredentials).expect('Content-Type', 'application/json').expect(200);
+
+			const meRes = await request.get(api('me')).set(userCredentials);
+			expect(meRes.statusCode).to.equal(401);
+		});
+
+		(IS_EE ? it : it.skip)('should remove the session from the list after logout', async () => {
+			const credentials = await login(user.username, password);
+			const authToken = credentials['X-Auth-Token'];
+
+			await request.post(api('login')).send({ resume: authToken }).expect(200);
+
+			const sessionsBefore = await request.get(api('sessions/list')).set(credentials).expect(200);
+			expect(sessionsBefore.body.sessions).to.have.lengthOf(1);
+			const sessionIdBefore = sessionsBefore.body.sessions[0]._id;
+
+			await request.post(api('logout')).set(credentials).expect(200);
+
+			const newCredentials = await login(user.username, password);
+			const newAuthToken = newCredentials['X-Auth-Token'];
+
+			await request.post(api('login')).send({ resume: newAuthToken }).expect(200);
+
+			const sessionsAfter = await request.get(api('sessions/list')).set(newCredentials).expect(200);
+			expect(sessionsAfter.body.sessions).to.have.lengthOf(1);
+			expect(sessionsAfter.body.sessions[0]._id).to.not.equal(sessionIdBefore);
+		});
+
+		it('should return 401 when not authenticated', async () => {
+			await request
+				.post(api('logout'))
+				.expect('Content-Type', 'application/json')
+				.expect(401)
+				.expect((res: Response) => {
+					expect(res.body).to.have.property('status', 'error');
+				});
+		});
+	});
+
 	describe('[/users.autocomplete]', () => {
 		after(() => updatePermission('view-outside-room', ['admin', 'owner', 'moderator', 'user']));