diff --git a/app-config.ts b/app-config.ts
index 345e00c..c15843f 100644
--- a/app-config.ts
+++ b/app-config.ts
@@ -1,6 +1,8 @@
 import type { AppConfig } from './lib/types';
 
 export const APP_CONFIG_DEFAULTS: AppConfig = {
+  sandboxId: undefined,
+  agentName: undefined,
   supportsChatInput: true,
   supportsVideoInput: true,
   supportsScreenShare: true,
diff --git a/lib/env.ts b/lib/env.ts
index c7990a5..060639f 100644
--- a/lib/env.ts
+++ b/lib/env.ts
@@ -38,8 +38,9 @@ export const getAppConfig = cache(
           if (entry === null) continue;
           if (
             key in config &&
-            typeof config[key as keyof AppConfig] === entry.type &&
-            typeof config[key as keyof AppConfig] === typeof entry.value
+            (config[key as keyof AppConfig] === undefined ||
+              typeof config[key as keyof AppConfig] === entry.type) &&
+            typeof entry.value === entry.type
           ) {
             // @ts-expect-error I'm not sure quite how to appease TypeScript, but we've thoroughly checked types above
             config[key as keyof AppConfig] = entry.value as AppConfig[keyof AppConfig];
diff --git a/next.config.ts b/next.config.ts
index cacbe5a..85b0bb8 100644
--- a/next.config.ts
+++ b/next.config.ts
@@ -3,6 +3,13 @@ import type { NextConfig } from 'next';
 const nextConfig: NextConfig = {
   /* config options here */
   devIndicators: false,
+  async headers() {
+    const iframeHeaders = [
+      { key: 'X-Frame-Options', value: 'ALLOWALL' },
+      { key: 'Content-Security-Policy', value: 'frame-ancestors *' },
+    ];
+    return [{ source: '/embed', headers: iframeHeaders }];
+  },
 };
 
 export default nextConfig;
diff --git a/package.json b/package.json
index e1a9a85..8d3a757 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "livekit-client": "^2.13.3",
     "livekit-server-sdk": "^2.13.0",
     "motion": "^12.16.0",
-    "next": "15.4.7",
+    "next": "15.5.14",
     "next-themes": "^0.4.6",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 4636b52..11d079f 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -57,8 +57,8 @@ importers:
         specifier: ^12.16.0
         version: 12.16.0(react-dom@19.1.1(react@19.1.1))(react@19.1.1)
       next:
-        specifier: 15.4.7
-        version: 15.4.7(react-dom@19.1.1(react@19.1.1))(react@19.1.1)
+        specifier: 15.5.14
+        version: 15.5.14(react-dom@19.1.1(react@19.1.1))(react@19.1.1)
       next-themes:
         specifier: ^0.4.6
         version: 0.4.6(react-dom@19.1.1(react@19.1.1))(react@19.1.1)
@@ -479,56 +479,56 @@ packages:
   '@napi-rs/wasm-runtime@0.2.10':
     resolution: {integrity: sha512-bCsCyeZEwVErsGmyPNSzwfwFn4OdxBj0mmv6hOFucB/k81Ojdu68RbZdxYsRQUPc9l6SU5F/cG+bXgWs3oUgsQ==}
 
-  '@next/env@15.4.7':
-    resolution: {integrity: sha512-PrBIpO8oljZGTOe9HH0miix1w5MUiGJ/q83Jge03mHEE0E3pyqzAy2+l5G6aJDbXoobmxPJTVhbCuwlLtjSHwg==}
+  '@next/env@15.5.14':
+    resolution: {integrity: sha512-aXeirLYuASxEgi4X4WhfXsShCFxWDfNn/8ZeC5YXAS2BB4A8FJi1kwwGL6nvMVboE7fZCzmJPNdMvVHc8JpaiA==}
 
   '@next/eslint-plugin-next@15.3.5':
     resolution: {integrity: sha512-BZwWPGfp9po/rAnJcwUBaM+yT/+yTWIkWdyDwc74G9jcfTrNrmsHe+hXHljV066YNdVs8cxROxX5IgMQGX190w==}
 
-  '@next/swc-darwin-arm64@15.4.7':
-    resolution: {integrity: sha512-2Dkb+VUTp9kHHkSqtws4fDl2Oxms29HcZBwFIda1X7Ztudzy7M6XF9HDS2dq85TmdN47VpuhjE+i6wgnIboVzQ==}
+  '@next/swc-darwin-arm64@15.5.14':
+    resolution: {integrity: sha512-Y9K6SPzobnZvrRDPO2s0grgzC+Egf0CqfbdvYmQVaztV890zicw8Z8+4Vqw8oPck8r1TjUHxVh8299Cg4TrxXg==}
     engines: {node: '>= 10'}
     cpu: [arm64]
     os: [darwin]
 
-  '@next/swc-darwin-x64@15.4.7':
-    resolution: {integrity: sha512-qaMnEozKdWezlmh1OGDVFueFv2z9lWTcLvt7e39QA3YOvZHNpN2rLs/IQLwZaUiw2jSvxW07LxMCWtOqsWFNQg==}
+  '@next/swc-darwin-x64@15.5.14':
+    resolution: {integrity: sha512-aNnkSMjSFRTOmkd7qoNI2/rETQm/vKD6c/Ac9BZGa9CtoOzy3c2njgz7LvebQJ8iPxdeTuGnAjagyis8a9ifBw==}
     engines: {node: '>= 10'}
     cpu: [x64]
     os: [darwin]
 
-  '@next/swc-linux-arm64-gnu@15.4.7':
-    resolution: {integrity: sha512-ny7lODPE7a15Qms8LZiN9wjNWIeI+iAZOFDOnv2pcHStncUr7cr9lD5XF81mdhrBXLUP9yT9RzlmSWKIazWoDw==}
+  '@next/swc-linux-arm64-gnu@15.5.14':
+    resolution: {integrity: sha512-tjlpia+yStPRS//6sdmlVwuO1Rioern4u2onafa5n+h2hCS9MAvMXqpVbSrjgiEOoCs0nJy7oPOmWgtRRNSM5Q==}
     engines: {node: '>= 10'}
     cpu: [arm64]
     os: [linux]
 
-  '@next/swc-linux-arm64-musl@15.4.7':
-    resolution: {integrity: sha512-4SaCjlFR/2hGJqZLLWycccy1t+wBrE/vyJWnYaZJhUVHccpGLG5q0C+Xkw4iRzUIkE+/dr90MJRUym3s1+vO8A==}
+  '@next/swc-linux-arm64-musl@15.5.14':
+    resolution: {integrity: sha512-8B8cngBaLadl5lbDRdxGCP1Lef8ipD6KlxS3v0ElDAGil6lafrAM3B258p1KJOglInCVFUjk751IXMr2ixeQOQ==}
     engines: {node: '>= 10'}
     cpu: [arm64]
     os: [linux]
 
-  '@next/swc-linux-x64-gnu@15.4.7':
-    resolution: {integrity: sha512-2uNXjxvONyRidg00VwvlTYDwC9EgCGNzPAPYbttIATZRxmOZ3hllk/YYESzHZb65eyZfBR5g9xgCZjRAl9YYGg==}
+  '@next/swc-linux-x64-gnu@15.5.14':
+    resolution: {integrity: sha512-bAS6tIAg8u4Gn3Nz7fCPpSoKAexEt2d5vn1mzokcqdqyov6ZJ6gu6GdF9l8ORFrBuRHgv3go/RfzYz5BkZ6YSQ==}
     engines: {node: '>= 10'}
     cpu: [x64]
     os: [linux]
 
-  '@next/swc-linux-x64-musl@15.4.7':
-    resolution: {integrity: sha512-ceNbPjsFgLscYNGKSu4I6LYaadq2B8tcK116nVuInpHHdAWLWSwVK6CHNvCi0wVS9+TTArIFKJGsEyVD1H+4Kg==}
+  '@next/swc-linux-x64-musl@15.5.14':
+    resolution: {integrity: sha512-mMxv/FcrT7Gfaq4tsR22l17oKWXZmH/lVqcvjX0kfp5I0lKodHYLICKPoX1KRnnE+ci6oIUdriUhuA3rBCDiSw==}
     engines: {node: '>= 10'}
     cpu: [x64]
     os: [linux]
 
-  '@next/swc-win32-arm64-msvc@15.4.7':
-    resolution: {integrity: sha512-pZyxmY1iHlZJ04LUL7Css8bNvsYAMYOY9JRwFA3HZgpaNKsJSowD09Vg2R9734GxAcLJc2KDQHSCR91uD6/AAw==}
+  '@next/swc-win32-arm64-msvc@15.5.14':
+    resolution: {integrity: sha512-OTmiBlYThppnvnsqx0rBqjDRemlmIeZ8/o4zI7veaXoeO1PVHoyj2lfTfXTiiGjCyRDhA10y4h6ZvZvBiynr2g==}
     engines: {node: '>= 10'}
     cpu: [arm64]
     os: [win32]
 
-  '@next/swc-win32-x64-msvc@15.4.7':
-    resolution: {integrity: sha512-HjuwPJ7BeRzgl3KrjKqD2iDng0eQIpIReyhpF5r4yeAHFwWRuAhfW92rWv/r3qeQHEwHsLRzFDvMqRjyM5DI6A==}
+  '@next/swc-win32-x64-msvc@15.5.14':
+    resolution: {integrity: sha512-+W7eFf3RS7m4G6tppVTOSyP9Y6FsJXfOuKzav1qKniiFm3KFByQfPEcouHdjlZmysl4zJGuGLQ/M9XyVeyeNEg==}
     engines: {node: '>= 10'}
     cpu: [x64]
     os: [win32]
@@ -2425,8 +2425,8 @@ packages:
       react: ^16.8 || ^17 || ^18 || ^19 || ^19.0.0-rc
       react-dom: ^16.8 || ^17 || ^18 || ^19 || ^19.0.0-rc
 
-  next@15.4.7:
-    resolution: {integrity: sha512-OcqRugwF7n7mC8OSYjvsZhhG1AYSvulor1EIUsIkbbEbf1qoE5EbH36Swj8WhF4cHqmDgkiam3z1c1W0J1Wifg==}
+  next@15.5.14:
+    resolution: {integrity: sha512-M6S+4JyRjmKic2Ssm7jHUPkE6YUJ6lv4507jprsSZLulubz0ihO2E+S4zmQK3JZ2ov81JrugukKU4Tz0ivgqqQ==}
     engines: {node: ^18.18.0 || ^19.8.0 || >= 20.0.0}
     hasBin: true
     peerDependencies:
@@ -3514,34 +3514,34 @@ snapshots:
       '@tybys/wasm-util': 0.9.0
     optional: true
 
-  '@next/env@15.4.7': {}
+  '@next/env@15.5.14': {}
 
   '@next/eslint-plugin-next@15.3.5':
     dependencies:
       fast-glob: 3.3.1
 
-  '@next/swc-darwin-arm64@15.4.7':
+  '@next/swc-darwin-arm64@15.5.14':
     optional: true
 
-  '@next/swc-darwin-x64@15.4.7':
+  '@next/swc-darwin-x64@15.5.14':
     optional: true
 
-  '@next/swc-linux-arm64-gnu@15.4.7':
+  '@next/swc-linux-arm64-gnu@15.5.14':
     optional: true
 
-  '@next/swc-linux-arm64-musl@15.4.7':
+  '@next/swc-linux-arm64-musl@15.5.14':
     optional: true
 
-  '@next/swc-linux-x64-gnu@15.4.7':
+  '@next/swc-linux-x64-gnu@15.5.14':
     optional: true
 
-  '@next/swc-linux-x64-musl@15.4.7':
+  '@next/swc-linux-x64-musl@15.5.14':
     optional: true
 
-  '@next/swc-win32-arm64-msvc@15.4.7':
+  '@next/swc-win32-arm64-msvc@15.5.14':
     optional: true
 
-  '@next/swc-win32-x64-msvc@15.4.7':
+  '@next/swc-win32-x64-msvc@15.5.14':
     optional: true
 
   '@nodelib/fs.scandir@2.1.5':
@@ -5498,9 +5498,9 @@ snapshots:
       react: 19.1.1
       react-dom: 19.1.1(react@19.1.1)
 
-  next@15.4.7(react-dom@19.1.1(react@19.1.1))(react@19.1.1):
+  next@15.5.14(react-dom@19.1.1(react@19.1.1))(react@19.1.1):
     dependencies:
-      '@next/env': 15.4.7
+      '@next/env': 15.5.14
       '@swc/helpers': 0.5.15
       caniuse-lite: 1.0.30001727
       postcss: 8.4.31
@@ -5508,14 +5508,14 @@ snapshots:
       react-dom: 19.1.1(react@19.1.1)
       styled-jsx: 5.1.6(react@19.1.1)
     optionalDependencies:
-      '@next/swc-darwin-arm64': 15.4.7
-      '@next/swc-darwin-x64': 15.4.7
-      '@next/swc-linux-arm64-gnu': 15.4.7
-      '@next/swc-linux-arm64-musl': 15.4.7
-      '@next/swc-linux-x64-gnu': 15.4.7
-      '@next/swc-linux-x64-musl': 15.4.7
-      '@next/swc-win32-arm64-msvc': 15.4.7
-      '@next/swc-win32-x64-msvc': 15.4.7
+      '@next/swc-darwin-arm64': 15.5.14
+      '@next/swc-darwin-x64': 15.5.14
+      '@next/swc-linux-arm64-gnu': 15.5.14
+      '@next/swc-linux-arm64-musl': 15.5.14
+      '@next/swc-linux-x64-gnu': 15.5.14
+      '@next/swc-linux-x64-musl': 15.5.14
+      '@next/swc-win32-arm64-msvc': 15.5.14
+      '@next/swc-win32-x64-msvc': 15.5.14
       sharp: 0.34.3
     transitivePeerDependencies:
       - '@babel/core'