diff --git a/api/models/Group.js b/api/models/Group.js
index 69a8a53a6e..6d55f2b527 100644
--- a/api/models/Group.js
+++ b/api/models/Group.js
@@ -1,5 +1,5 @@
 const mongoose = require('mongoose');
-const groupSchema = require('~/models/schema/groupSchema');
+const { groupSchema } = require('@librechat/data-schemas');
 
 const Group = mongoose.model('Group', groupSchema);
 
diff --git a/api/models/schema/groupSchema.js b/api/models/schema/groupSchema.js
deleted file mode 100644
index acbf5ac000..0000000000
--- a/api/models/schema/groupSchema.js
+++ /dev/null
@@ -1,41 +0,0 @@
-const mongoose = require('mongoose');
-
-/**
- * @typedef {Object} MongoGroup
- * @property {ObjectId} [_id] - MongoDB Document ID
- * @property {string} name - The group's name
- * @property {string} [description] - A brief description of the group
- * @property {string} [externalId] - External identifier for the group (required for non-local groups)
- * @property {string} provider - The provider of the group. Defaults to 'local'. For external groups (e.g., 'openid') the externalId is required.
- * @property {Date} [createdAt] - Date when the group was created (added by timestamps)
- * @property {Date} [updatedAt] - Date when the group was last updated (added by timestamps)
- */
-const groupSchema = mongoose.Schema(
-  {
-    name: {
-      type: String,
-      required: true,
-      unique: true,
-    },
-    description: {
-      type: String,
-    },
-    externalId: {
-      type: String,
-      unique: true,
-      required: function () {
-        return this.provider !== 'local';
-      },
-    },
-    provider: {
-      type: String,
-      required: true,
-      default: 'local',
-      enum: ['local', 'openid'],
-    },
-  },
-
-  { timestamps: true },
-);
-
-module.exports = groupSchema;
\ No newline at end of file
diff --git a/packages/data-schemas/src/schema/group.ts b/packages/data-schemas/src/schema/group.ts
new file mode 100644
index 0000000000..c7b392a711
--- /dev/null
+++ b/packages/data-schemas/src/schema/group.ts
@@ -0,0 +1,39 @@
+import { Schema, Document } from 'mongoose';
+
+export interface IGroup extends Document {
+  name: string;
+  description?: string;
+  externalId?: string;
+  provider: 'local' | 'openid';
+  createdAt?: Date;
+  updatedAt?: Date;
+}
+
+const groupSchema = new Schema<IGroup>(
+  {
+    name: {
+      type: String,
+      required: true,
+      unique: true,
+    },
+    description: {
+      type: String,
+    },
+    externalId: {
+      type: String,
+      unique: true,
+      required: function (this: IGroup) {
+        return this.provider !== 'local';
+      },
+    },
+    provider: {
+      type: String,
+      required: true,
+      default: 'local',
+      enum: ['local', 'openid'],
+    },
+  },
+  { timestamps: true },
+);
+
+export default groupSchema;
diff --git a/packages/data-schemas/src/schema/user.ts b/packages/data-schemas/src/schema/user.ts
index eb25b735ab..d05892ac23 100644
--- a/packages/data-schemas/src/schema/user.ts
+++ b/packages/data-schemas/src/schema/user.ts
@@ -1,4 +1,4 @@
-import { Schema, Document } from 'mongoose';
+import { Schema, Document, Types } from 'mongoose';
 import { SystemRoles } from 'librechat-data-provider';
 
 export interface IUser extends Document {
@@ -18,6 +18,7 @@ export interface IUser extends Document {
   discordId?: string;
   appleId?: string;
   plugins?: unknown[];
+  groups?: Types.ObjectId[];
   twoFactorEnabled?: boolean;
   totpSecret?: string;
   backupCodes?: Array<{
@@ -135,6 +136,11 @@ const User = new Schema<IUser>(
     plugins: {
       type: Array,
     },
+    groups: {
+      type: [Schema.Types.ObjectId],
+      ref: 'Group',
+      default: [],
+    },
     twoFactorEnabled: {
       type: Boolean,
       default: false,