diff --git a/bin/omarchy-chromium-copy-url-host b/bin/omarchy-chromium-copy-url-host
new file mode 100755
index 00000000..d097ee26
--- /dev/null
+++ b/bin/omarchy-chromium-copy-url-host
@@ -0,0 +1,50 @@
+#!/bin/bash
+
+# omarchy:summary=Native messaging host: copy a Chromium tab URL to the clipboard
+# omarchy:hidden=true
+
+set -euo pipefail
+
+SCRIPT_PATH="${BASH_SOURCE[0]}"
+export OMARCHY_PATH="${OMARCHY_PATH:-$(cd -- "$(dirname -- "$SCRIPT_PATH")/.." && pwd)}"
+export PATH="$OMARCHY_PATH/bin:/usr/local/bin:/usr/bin:$PATH"
+
+parse_url() {
+  jq -r '.url // empty' 2>/dev/null <<<"$1" || true
+}
+
+copy_url() {
+  local url="$1"
+
+  [[ -n $url ]] || return 1
+  printf '%s' "$url" | wl-copy --type text/plain
+  omarchy-notification-send -g 󰅍 "URL copied to clipboard"
+}
+
+reply_copied() {
+  if [[ $1 == "true" ]]; then
+    printf '\x0f\x00\x00\x00{"copied":true}'
+  else
+    printf '\x10\x00\x00\x00{"copied":false}'
+  fi
+}
+
+main() {
+  local length payload url
+
+  length=$(head -c4 | od -An -v -tu4 --endian=little | tr -d ' ')
+  [[ -n ${length:-} ]] && (( length > 0 )) || exit 0
+
+  payload=$(head -c "$length")
+  url=$(parse_url "$payload")
+
+  if copy_url "$url"; then
+    reply_copied true
+  else
+    reply_copied false
+  fi
+}
+
+if [[ ${BASH_SOURCE[0]} == "$0" ]]; then
+  main "$@"
+fi
diff --git a/bin/omarchy-install-browser b/bin/omarchy-install-browser
index 66ed2f54..90fc4f00 100755
--- a/bin/omarchy-install-browser
+++ b/bin/omarchy-install-browser
@@ -17,6 +17,7 @@ announce_browser_installed() {
 copy_chromium_flags() {
   mkdir -p ~/.config
   cp -f "$OMARCHY_PATH/config/chromium-flags.conf" "$1"
+  omarchy-install-chromium-copy-url
   omarchy-install-chromium-ytdlp
 }
 
diff --git a/bin/omarchy-install-chromium-copy-url b/bin/omarchy-install-chromium-copy-url
new file mode 100755
index 00000000..4f6dae02
--- /dev/null
+++ b/bin/omarchy-install-chromium-copy-url
@@ -0,0 +1,28 @@
+#!/bin/bash
+
+# omarchy:summary=Install the native messaging host for the Copy URL Chromium extension
+
+set -euo pipefail
+
+HOST_NAME="com.omarchy.copy_url"
+HOST_PATH="$OMARCHY_PATH/bin/omarchy-chromium-copy-url-host"
+TEMPLATE="$OMARCHY_PATH/default/chromium/native-messaging-hosts/$HOST_NAME.json"
+
+browser_dirs=(
+  "$HOME/.config/chromium"
+  "$HOME/.config/google-chrome"
+  "$HOME/.config/google-chrome-beta"
+  "$HOME/.config/google-chrome-unstable"
+  "$HOME/.config/BraveSoftware/Brave-Browser"
+  "$HOME/.config/BraveSoftware/Brave-Browser-Beta"
+  "$HOME/.config/BraveSoftware/Brave-Browser-Nightly"
+  "$HOME/.config/microsoft-edge"
+  "$HOME/.config/microsoft-edge-dev"
+)
+
+manifest=$(sed "s|__HOST_PATH__|$HOST_PATH|g" "$TEMPLATE")
+
+for dir in "${browser_dirs[@]}"; do
+  mkdir -p "$dir/NativeMessagingHosts"
+  printf '%s\n' "$manifest" >"$dir/NativeMessagingHosts/$HOST_NAME.json"
+done
diff --git a/bin/omarchy-refresh-chromium b/bin/omarchy-refresh-chromium
index 77165837..368373f4 100755
--- a/bin/omarchy-refresh-chromium
+++ b/bin/omarchy-refresh-chromium
@@ -15,7 +15,8 @@ fi
 # Refresh the Chromium configuration
 omarchy-refresh-config chromium-flags.conf
 
-# Install/refresh the native messaging host used by the yt-dlp extension
+# Install/refresh the native messaging hosts used by the bundled extensions
+omarchy-install-chromium-copy-url
 omarchy-install-chromium-ytdlp
 
 # Re-install Google accounts if previously configured
diff --git a/default/chromium/extensions/copy-url/background-2.js b/default/chromium/extensions/copy-url/background-2.js
deleted file mode 100644
index 822236a8..00000000
--- a/default/chromium/extensions/copy-url/background-2.js
+++ /dev/null
@@ -1,65 +0,0 @@
-// NOTE: this file is intentionally version-numbered (background-2.js). Chromium
-// caches the service worker for a command-line --load-extension and does NOT
-// re-register it when the script changes in place, so an updated worker never
-// takes effect on existing installs. Changing the filename is a new script URL,
-// which forces a fresh registration. If you change this worker's code, rename it
-// (background-3.js, ...) and update manifest.json's background.service_worker.
-
-let creatingOffscreenDocument;
-
-async function ensureOffscreenDocument() {
-  if (await chrome.offscreen.hasDocument()) return;
-
-  if (!creatingOffscreenDocument) {
-    creatingOffscreenDocument = chrome.offscreen.createDocument({
-      url: 'offscreen.html',
-      reasons: ['CLIPBOARD'],
-      justification: 'Copy the active tab URL to the clipboard'
-    }).finally(() => {
-      creatingOffscreenDocument = undefined;
-    });
-  }
-
-  await creatingOffscreenDocument;
-}
-
-async function copyUrl(url) {
-  if (!url) return;
-
-  try {
-    await ensureOffscreenDocument();
-    const copied = await chrome.runtime.sendMessage({
-      target: 'offscreen',
-      type: 'copy-url',
-      url
-    });
-
-    if (!copied) return;
-
-    // The omarchy notification shell renders a chromium toast slim (no icon
-    // slot) when the summary begins with a glyph followed by 2+ spaces and the
-    // body is empty. iconUrl is a required field, so keep a 1x1 transparent png.
-    chrome.notifications.create({
-      type: 'basic',
-      iconUrl: 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAC0lEQVR4nGNgAAIAAAUAAXpeqz8AAAAASUVORK5CYII=',
-      title: '󰅍   URL copied to clipboard',
-      message: ''
-    });
-  } catch (error) {
-    console.error('[copy-url] failed:', error);
-  }
-}
-
-// Keyboard shortcut (Alt+Shift+L).
-chrome.commands.onCommand.addListener((command) => {
-  if (command !== 'copy-url') return;
-
-  chrome.tabs.query({ active: true, currentWindow: true }, (tabs) => {
-    copyUrl(tabs[0] && tabs[0].url);
-  });
-});
-
-// Clicking the extension's toolbar icon.
-chrome.action.onClicked.addListener((tab) => {
-  copyUrl(tab && tab.url);
-});
diff --git a/default/chromium/extensions/copy-url/background-4.js b/default/chromium/extensions/copy-url/background-4.js
new file mode 100644
index 00000000..6fd30052
--- /dev/null
+++ b/default/chromium/extensions/copy-url/background-4.js
@@ -0,0 +1,23 @@
+// Keep this filename versioned. Chromium caches service workers for extensions
+// loaded via --load-extension, so a new URL forces registration of new code.
+
+function copyUrl(url) {
+  if (!url) return;
+
+  // The native host owns both the Wayland clipboard and confirmation toast.
+  chrome.runtime.sendNativeMessage('com.omarchy.copy_url', { url }, () => {
+    void chrome.runtime.lastError;
+  });
+}
+
+chrome.commands.onCommand.addListener((command) => {
+  if (command !== 'copy-url') return;
+
+  chrome.tabs.query({ active: true, currentWindow: true }, (tabs) => {
+    copyUrl(tabs[0] && tabs[0].url);
+  });
+});
+
+chrome.action.onClicked.addListener((tab) => {
+  copyUrl(tab && tab.url);
+});
diff --git a/default/chromium/extensions/copy-url/manifest.json b/default/chromium/extensions/copy-url/manifest.json
index fac9b7ed..a0401e41 100644
--- a/default/chromium/extensions/copy-url/manifest.json
+++ b/default/chromium/extensions/copy-url/manifest.json
@@ -1,11 +1,11 @@
 {
   "manifest_version": 3,
   "name": "Copy URL",
-  "version": "1.3",
+  "version": "1.5",
   "description": "Copy current URL to clipboard, this extension is installed by Omarchy",
   "action": { "default_title": "Copy URL" },
   "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxbOMKgGcG20uelP6lx5OnuafGP9gNR1ajzURuQ45tv/Is5sc1tn9ii9PsKxpzDzPL9Z5lAqrTFgEcKHyTJnZXAGOMIruB0odJ0BW6eoQ3rxaQ/fBK2yGN7FZAfygPOWHj+Fdrh2eYQ7Ap92Dmlz8x0ceGyais415KmeevVcPwS7jjHFd1bGBp17cEMOBQcOx/3zCnko1hGtCzSdyZQl3cNMebW/FGvmxlPUMLVfWhysfFUuzxMRRf58+/j0mo/9iKQ0uTuxbQ8+W64OmYOVR87IXYNgbo+hEtORjiQhVg1KzaBx1bZ6clQMv96W/xYy1cIzUA5yI9y7lNr7n9zKijwIDAQAB",
-  "permissions": ["activeTab", "clipboardWrite", "notifications", "offscreen"],
+  "permissions": ["activeTab", "nativeMessaging"],
   "icons": {
     "16": "icon.png",
     "48": "icon.png",
@@ -17,5 +17,5 @@
       "description": "Copy URL"
     }
   },
-  "background": {"service_worker": "background-2.js"}
+  "background": {"service_worker": "background-4.js"}
 }
diff --git a/default/chromium/extensions/copy-url/offscreen.html b/default/chromium/extensions/copy-url/offscreen.html
deleted file mode 100644
index 973a56f6..00000000
--- a/default/chromium/extensions/copy-url/offscreen.html
+++ /dev/null
@@ -1,9 +0,0 @@
-<!doctype html>
-<html>
-  <head>
-    <script src="offscreen.js"></script>
-  </head>
-  <body>
-    <textarea id="target"></textarea>
-  </body>
-</html>
diff --git a/default/chromium/extensions/copy-url/offscreen.js b/default/chromium/extensions/copy-url/offscreen.js
deleted file mode 100644
index a39d1171..00000000
--- a/default/chromium/extensions/copy-url/offscreen.js
+++ /dev/null
@@ -1,17 +0,0 @@
-chrome.runtime.onMessage.addListener((message, _sender, sendResponse) => {
-  if (message.target !== 'offscreen' || message.type !== 'copy-url') return;
-
-  // Offscreen documents are never focused, so navigator.clipboard.writeText
-  // rejects with "Document is not focused". execCommand('copy') has no focus
-  // requirement and is authorized by the clipboardWrite permission.
-  try {
-    const target = document.getElementById('target');
-    target.value = message.url;
-    target.focus();
-    target.select();
-    sendResponse(document.execCommand('copy'));
-  } catch (error) {
-    console.error('[copy-url offscreen] error:', error);
-    sendResponse(false);
-  }
-});
diff --git a/default/chromium/native-messaging-hosts/com.omarchy.copy_url.json b/default/chromium/native-messaging-hosts/com.omarchy.copy_url.json
new file mode 100644
index 00000000..fbce4882
--- /dev/null
+++ b/default/chromium/native-messaging-hosts/com.omarchy.copy_url.json
@@ -0,0 +1,9 @@
+{
+  "name": "com.omarchy.copy_url",
+  "description": "Omarchy Copy URL clipboard host",
+  "path": "__HOST_PATH__",
+  "type": "stdio",
+  "allowed_origins": [
+    "chrome-extension://bgpiichlckmfanooecilcjemknkcpngb/"
+  ]
+}
diff --git a/migrations/1784763917.sh b/migrations/1784763917.sh
new file mode 100644
index 00000000..48fb1690
--- /dev/null
+++ b/migrations/1784763917.sh
@@ -0,0 +1,3 @@
+echo "Install the native messaging host for the Chromium Copy URL extension"
+
+omarchy-install-chromium-copy-url
diff --git a/test/shell.d/chromium-copy-url-test.sh b/test/shell.d/chromium-copy-url-test.sh
index b7398cce..4b3fcbf0 100644
--- a/test/shell.d/chromium-copy-url-test.sh
+++ b/test/shell.d/chromium-copy-url-test.sh
@@ -38,15 +38,17 @@ pass "copy-url extension manifest has the stable id"
 
 jq -e '
   .manifest_version == 3 and
-  (.permissions | index("clipboardWrite")) and
-  (.permissions | index("offscreen")) and
-  (.background.service_worker | startswith("background-"))
+  (.permissions | index("nativeMessaging")) and
+  (.permissions | index("notifications") | not) and
+  (.permissions | index("clipboardWrite") | not) and
+  (.permissions | index("offscreen") | not) and
+  .background.service_worker == "background-4.js"
 ' "$ROOT/default/chromium/extensions/copy-url/manifest.json" >/dev/null ||
-  fail "copy-url extension uses an offscreen clipboard document"
-[[ -f $ROOT/default/chromium/extensions/copy-url/offscreen.html &&
-  -f $ROOT/default/chromium/extensions/copy-url/offscreen.js ]] ||
-  fail "copy-url extension ships its offscreen clipboard document"
-pass "copy-url extension uses an offscreen clipboard document"
+  fail "copy-url extension uses its native messaging host"
+grep -q "sendNativeMessage('com.omarchy.copy_url'" \
+  "$ROOT/default/chromium/extensions/copy-url/background-4.js" ||
+  fail "copy-url extension sends URLs to its native messaging host"
+pass "copy-url extension uses its native messaging host"
 
 jq -e '.action != null' "$ROOT/default/chromium/extensions/copy-url/manifest.json" >/dev/null &&
   grep -q 'action.onClicked' "$ROOT/default/chromium/extensions/copy-url/"background-*.js ||
@@ -54,6 +56,39 @@ jq -e '.action != null' "$ROOT/default/chromium/extensions/copy-url/manifest.jso
 pass "copy-url extension is clickable from the toolbar"
 
 TMPDIR=$(mktemp -d)
+test_home="$TMPDIR/home"
+native_manifest="$test_home/.config/chromium/NativeMessagingHosts/com.omarchy.copy_url.json"
+
+HOME="$test_home" OMARCHY_PATH="$ROOT" omarchy-install-chromium-copy-url
+
+[[ -f $native_manifest ]] || fail "copy-url native host installer creates fresh Chromium profile root"
+jq -e --arg path "$ROOT/bin/omarchy-chromium-copy-url-host" '
+  .name == "com.omarchy.copy_url" and
+  .path == $path and
+  (.allowed_origins | index("chrome-extension://bgpiichlckmfanooecilcjemknkcpngb/"))
+' "$native_manifest" >/dev/null || fail "copy-url native host manifest uses Omarchy host path and extension id"
+pass "copy-url native host installer registers the stable extension id"
+
+copied_url=$(bash -c '
+  source "$1"
+  wl-copy() { cat; }
+  omarchy-notification-send() { :; }
+  copy_url "$2"
+' bash "$ROOT/bin/omarchy-chromium-copy-url-host" 'https://example.test/path?q=one&name=two')
+
+[[ $copied_url == "https://example.test/path?q=one&name=two" ]] ||
+  fail "copy-url native host writes the complete URL" "$copied_url"
+pass "copy-url native host writes the complete URL"
+
+native_reply=$(bash -c '
+  source "$1"
+  reply_copied true
+' bash "$ROOT/bin/omarchy-chromium-copy-url-host" | od -An -v -tx1 | tr -d ' \n')
+
+[[ $native_reply == "0f0000007b22636f70696564223a747275657d" ]] ||
+  fail "copy-url native host returns a framed success response" "$native_reply"
+pass "copy-url native host returns a framed success response"
+
 preferences="$TMPDIR/Preferences"
 backup="$TMPDIR/Preferences.bak"
 patch_script="$TMPDIR/repair-shortcuts.py"