diff --git a/client/src/components/SidePanel/Agents/AgentConfig.tsx b/client/src/components/SidePanel/Agents/AgentConfig.tsx
index 2afa56601c..cc653d7d7c 100644
--- a/client/src/components/SidePanel/Agents/AgentConfig.tsx
+++ b/client/src/components/SidePanel/Agents/AgentConfig.tsx
@@ -12,6 +12,7 @@ import Instructions from './Instructions';
 import AgentAvatar from './AgentAvatar';
 import FileContext from './FileContext';
 import SearchForm from './Search/Form';
+import MCPSection from './MCPSection';
 import { useLocalize } from '~/hooks';
 import FileSearch from './FileSearch';
 import Artifacts from './Artifacts';
@@ -355,7 +356,7 @@ export default function AgentConfig({
           </div>
         </div>
         {/* MCP Section */}
-        {/* <MCPSection /> */}
+        <MCPSection />
       </div>
       <ToolSelectDialog
         isOpen={showToolDialog}
diff --git a/client/src/components/SidePanel/Builder/MCPAuth.tsx b/client/src/components/SidePanel/Builder/MCPAuth.tsx
index 4ea3faae61..592b114384 100644
--- a/client/src/components/SidePanel/Builder/MCPAuth.tsx
+++ b/client/src/components/SidePanel/Builder/MCPAuth.tsx
@@ -1,55 +1,229 @@
-import { useEffect } from 'react';
-import { FormProvider, useForm } from 'react-hook-form';
-import ActionsAuth from '~/components/SidePanel/Builder/ActionsAuth';
+import { useState } from 'react';
+import { useFormContext } from 'react-hook-form';
+import { Plus, Trash2, CirclePlus } from 'lucide-react';
+import * as Menu from '@ariakit/react/menu';
 import {
-  AuthorizationTypeEnum,
-  TokenExchangeMethodEnum,
-  AuthTypeEnum,
-} from 'librechat-data-provider';
+  Accordion,
+  AccordionContent,
+  AccordionItem,
+  AccordionTrigger,
+} from '~/components/ui/Accordion';
+import { DropdownPopup } from '~/components/ui';
+import { useLocalize } from '~/hooks';
+import { cn } from '~/utils';
+
+interface UserInfoPlaceholder {
+  label: string;
+  value: string;
+  description: string;
+}
+
+const userInfoPlaceholders: UserInfoPlaceholder[] = [
+  { label: 'user-id', value: '{{LIBRECHAT_USER_ID}}', description: 'Current user ID' },
+  { label: 'username', value: '{{LIBRECHAT_USER_USERNAME}}', description: 'Current username' },
+  { label: 'email', value: '{{LIBRECHAT_USER_EMAIL}}', description: 'Current user email' },
+  { label: 'name', value: '{{LIBRECHAT_USER_NAME}}', description: 'Current user name' },
+  {
+    label: 'provider',
+    value: '{{LIBRECHAT_USER_PROVIDER}}',
+    description: 'Authentication provider',
+  },
+  { label: 'role', value: '{{LIBRECHAT_USER_ROLE}}', description: 'User role' },
+];
 
 export default function MCPAuth() {
-  // Create a separate form for auth
-  const authMethods = useForm({
-    defaultValues: {
-      /* General */
-      type: AuthTypeEnum.None,
-      saved_auth_fields: false,
-      /* API key */
-      api_key: '',
-      authorization_type: AuthorizationTypeEnum.Basic,
-      custom_auth_header: '',
-      /* OAuth */
-      oauth_client_id: '',
-      oauth_client_secret: '',
-      authorization_url: '',
-      client_url: '',
-      scope: '',
-      token_exchange_method: TokenExchangeMethodEnum.DefaultPost,
-    },
-  });
+  const localize = useLocalize();
+  const { register, watch, setValue } = useFormContext();
+  const [isHeadersMenuOpen, setIsHeadersMenuOpen] = useState(false);
 
-  const { watch, setValue } = authMethods;
-  const type = watch('type');
+  const customHeaders = watch('customHeaders') || [];
+  const requestTimeout = watch('requestTimeout') || '';
+  const connectionTimeout = watch('connectionTimeout') || '';
 
-  // Sync form state when auth type changes
-  useEffect(() => {
-    if (type === 'none') {
-      // Reset auth fields when type is none
-      setValue('api_key', '');
-      setValue('authorization_type', AuthorizationTypeEnum.Basic);
-      setValue('custom_auth_header', '');
-      setValue('oauth_client_id', '');
-      setValue('oauth_client_secret', '');
-      setValue('authorization_url', '');
-      setValue('client_url', '');
-      setValue('scope', '');
-      setValue('token_exchange_method', TokenExchangeMethodEnum.DefaultPost);
-    }
-  }, [type, setValue]);
+  const addCustomHeader = () => {
+    const newHeader = {
+      id: Date.now().toString(),
+      name: '',
+      value: '',
+    };
+    setValue('customHeaders', [...customHeaders, newHeader]);
+  };
+
+  const removeCustomHeader = (id: string) => {
+    setValue(
+      'customHeaders',
+      customHeaders.filter((header: any) => header.id !== id),
+    );
+  };
+
+  const updateCustomHeader = (id: string, field: 'name' | 'value', value: string) => {
+    setValue(
+      'customHeaders',
+      customHeaders.map((header: any) =>
+        header.id === id ? { ...header, [field]: value } : header,
+      ),
+    );
+  };
+
+  const handleAddPlaceholder = (placeholder: UserInfoPlaceholder) => {
+    const newHeader = {
+      id: Date.now().toString(),
+      name: placeholder.label,
+      value: placeholder.value,
+    };
+    setValue('customHeaders', [...customHeaders, newHeader]);
+    setIsHeadersMenuOpen(false);
+  };
+
+  const headerMenuItems = [
+    ...userInfoPlaceholders.map((placeholder) => ({
+      label: `${placeholder.label} - ${placeholder.description}`,
+      onClick: () => handleAddPlaceholder(placeholder),
+    })),
+  ];
 
   return (
-    <FormProvider {...authMethods}>
-      <ActionsAuth />
-    </FormProvider>
+    <div className="space-y-4">
+      {/* Authentication Accordion */}
+      <Accordion type="single" collapsible className="w-full">
+        <AccordionItem value="authentication" className="rounded-lg border border-border-medium">
+          <AccordionTrigger className="px-4 py-3 text-sm font-medium hover:no-underline">
+            {localize('com_ui_authentication')}
+          </AccordionTrigger>
+          <AccordionContent className="px-4 pb-4">
+            <div className="space-y-4">
+              {/* Custom Headers Section - Individual Inputs Version */}
+              <div>
+                <div className="mb-3 flex items-center justify-between">
+                  <label className="text-sm font-medium text-text-primary">
+                    {localize('com_ui_mcp_custom_headers')}
+                  </label>
+                  <DropdownPopup
+                    menuId="headers-menu"
+                    items={headerMenuItems}
+                    isOpen={isHeadersMenuOpen}
+                    setIsOpen={setIsHeadersMenuOpen}
+                    trigger={
+                      <Menu.MenuButton
+                        onClick={() => setIsHeadersMenuOpen(!isHeadersMenuOpen)}
+                        className="flex h-7 items-center gap-1 rounded-md border border-border-medium bg-surface-secondary px-2 py-0 text-xs text-text-primary transition-colors duration-200 hover:bg-surface-tertiary"
+                      >
+                        <CirclePlus className="mr-1 h-3 w-3 text-text-secondary" />
+                        {localize('com_ui_mcp_headers')}
+                      </Menu.MenuButton>
+                    }
+                  />
+                </div>
+
+                <div className="space-y-2">
+                  {customHeaders.length === 0 ? (
+                    <div className="flex items-center justify-between gap-2">
+                      <p className="min-w-0 flex-1 text-sm text-text-secondary">
+                        {localize('com_ui_mcp_no_custom_headers')}
+                      </p>
+                      <button
+                        type="button"
+                        onClick={addCustomHeader}
+                        className="flex h-7 shrink-0 items-center gap-1 rounded-md border border-border-medium bg-surface-secondary px-2 py-0 text-xs text-text-primary transition-colors duration-200 hover:bg-surface-tertiary"
+                      >
+                        <Plus className="h-3 w-3" />
+                        {localize('com_ui_mcp_add_header')}
+                      </button>
+                    </div>
+                  ) : (
+                    <>
+                      {customHeaders.map((header: any) => (
+                        <div key={header.id} className="flex min-w-0 gap-2">
+                          <input
+                            type="text"
+                            placeholder={localize('com_ui_mcp_header_name')}
+                            value={header.name}
+                            onChange={(e) => updateCustomHeader(header.id, 'name', e.target.value)}
+                            className="min-w-0 flex-1 rounded-md border border-border-medium bg-surface-primary px-3 py-2 text-sm focus:outline-none focus:ring-2 focus:ring-ring"
+                          />
+                          <input
+                            type="text"
+                            placeholder={localize('com_ui_mcp_header_value')}
+                            value={header.value}
+                            onChange={(e) => updateCustomHeader(header.id, 'value', e.target.value)}
+                            className="min-w-0 flex-1 rounded-md border border-border-medium bg-surface-primary px-3 py-2 text-sm focus:outline-none focus:ring-2 focus:ring-ring"
+                          />
+                          <button
+                            type="button"
+                            onClick={() => removeCustomHeader(header.id)}
+                            className="flex h-9 w-9 shrink-0 items-center justify-center rounded-md border border-border-medium bg-surface-primary text-text-secondary hover:bg-surface-secondary hover:text-text-primary"
+                          >
+                            <Trash2 className="h-4 w-4" />
+                          </button>
+                        </div>
+                      ))}
+                      {/* Add New Header Button */}
+                      <div className="flex justify-end">
+                        <button
+                          type="button"
+                          onClick={addCustomHeader}
+                          className="flex h-7 shrink-0 items-center gap-1 rounded-md border border-border-medium bg-surface-secondary px-2 py-0 text-xs text-text-primary transition-colors duration-200 hover:bg-surface-tertiary"
+                        >
+                          <Plus className="h-3 w-3" />
+                          {localize('com_ui_mcp_add_header')}
+                        </button>
+                      </div>
+                    </>
+                  )}
+                </div>
+              </div>
+            </div>
+          </AccordionContent>
+        </AccordionItem>
+      </Accordion>
+
+      {/* Configuration Accordion */}
+      <Accordion type="single" collapsible className="w-full">
+        <AccordionItem value="configuration" className="rounded-lg border border-border-medium">
+          <AccordionTrigger className="px-4 py-3 text-sm font-medium hover:no-underline">
+            {localize('com_ui_mcp_configuration')}
+          </AccordionTrigger>
+          <AccordionContent className="px-4 pb-4">
+            <div className="space-y-4">
+              {/* Request Timeout */}
+              <div>
+                <label className="mb-2 block text-sm font-medium text-text-primary">
+                  {localize('com_ui_mcp_request_timeout')}
+                </label>
+                <input
+                  type="number"
+                  min="1000"
+                  max="300000"
+                  placeholder="10000"
+                  {...register('requestTimeout')}
+                  className="h-9 w-full rounded-md border border-border-medium bg-surface-primary px-3 py-2 text-sm focus:outline-none focus:ring-2 focus:ring-ring"
+                />
+                <p className="mt-1 text-xs text-text-secondary">
+                  {localize('com_ui_mcp_request_timeout_description')}
+                </p>
+              </div>
+
+              {/* Connection Timeout */}
+              <div>
+                <label className="mb-2 block text-sm font-medium text-text-primary">
+                  {localize('com_ui_mcp_connection_timeout')}
+                </label>
+                <input
+                  type="number"
+                  min="1000"
+                  max="60000"
+                  placeholder="10000"
+                  {...register('connectionTimeout')}
+                  className="h-9 w-full rounded-md border border-border-medium bg-surface-primary px-3 py-2 text-sm focus:outline-none focus:ring-2 focus:ring-ring"
+                />
+                <p className="mt-1 text-xs text-text-secondary">
+                  {localize('com_ui_mcp_connection_timeout_description')}
+                </p>
+              </div>
+            </div>
+          </AccordionContent>
+        </AccordionItem>
+      </Accordion>
+    </div>
   );
 }
diff --git a/client/src/locales/en/translation.json b/client/src/locales/en/translation.json
index 4c6ab1df47..c816d4921f 100644
--- a/client/src/locales/en/translation.json
+++ b/client/src/locales/en/translation.json
@@ -827,6 +827,21 @@
   "com_ui_mcp_server_not_found": "Server not found.",
   "com_ui_mcp_servers": "MCP Servers",
   "com_ui_mcp_url": "MCP Server URL",
+  "com_ui_mcp_custom_headers": "Custom Headers",
+  "com_ui_mcp_headers": "Headers",
+  "com_ui_mcp_no_custom_headers": "No custom headers configured",
+  "com_ui_mcp_add_header": "Add Header",
+  "com_ui_mcp_header_name": "Header Name",
+  "com_ui_mcp_header_value": "Header Value",
+  "com_ui_mcp_configuration": "Configuration",
+  "com_ui_mcp_request_timeout": "Request Timeout (ms)",
+  "com_ui_mcp_request_timeout_description": "Maximum time in milliseconds to wait for a response from the MCP server",
+  "com_ui_mcp_connection_timeout": "Connection Timeout (ms)",
+  "com_ui_mcp_connection_timeout_description": "Maximum time in milliseconds to establish connection to the MCP server",
+  "com_ui_mcp_reset_timeout_on_progress": "Reset Timeout on Progress",
+  "com_ui_mcp_reset_timeout_on_progress_description": "Reset the request timeout when progress is received",
+  "com_ui_mcp_max_total_timeout": "Maximum Total Timeout (ms)",
+  "com_ui_mcp_max_total_timeout_description": "Maximum total time in milliseconds allowed for the entire request including retries",
   "com_ui_memories": "Memories",
   "com_ui_memories_allow_create": "Allow creating Memories",
   "com_ui_memories_allow_opt_out": "Allow users to opt out of Memories",