diff --git a/scripts/auth-monitor.sh b/scripts/auth-monitor.sh
index 93c41c2b68d..eb223decb73 100755
--- a/scripts/auth-monitor.sh
+++ b/scripts/auth-monitor.sh
@@ -3,7 +3,7 @@
 # Run via cron or systemd timer to get proactive notifications
 # before Claude Code auth expires.
 #
-# Suggested cron: */30 * * * * /home/admin/openclaw/scripts/auth-monitor.sh
+# Suggested cron: */30 * * * * /path/to/openclaw/scripts/auth-monitor.sh
 #
 # Environment variables:
 #   NOTIFY_PHONE - Phone number to send OpenClaw notification (e.g., +1234567890)
@@ -78,7 +78,7 @@ HOURS_LEFT=$((DIFF_MS / 3600000))
 MINS_LEFT=$(((DIFF_MS % 3600000) / 60000))
 
 if [ "$DIFF_MS" -lt 0 ]; then
-    send_notification "Claude Code auth EXPIRED! OpenClaw is down. Run: ssh l36 '~/openclaw/scripts/mobile-reauth.sh'" "urgent"
+    send_notification "Claude Code auth EXPIRED! OpenClaw is down. Run on the OpenClaw host: ${SCRIPT_DIR}/mobile-reauth.sh" "urgent"
     exit 1
 elif [ "$HOURS_LEFT" -lt "$WARN_HOURS" ]; then
     send_notification "Claude Code auth expires in ${HOURS_LEFT}h ${MINS_LEFT}m. Consider re-auth soon." "high"
diff --git a/scripts/systemd/openclaw-auth-monitor.service b/scripts/systemd/openclaw-auth-monitor.service
index ea2263b5d74..7443bd16031 100644
--- a/scripts/systemd/openclaw-auth-monitor.service
+++ b/scripts/systemd/openclaw-auth-monitor.service
@@ -4,7 +4,8 @@ After=network.target
 
 [Service]
 Type=oneshot
-ExecStart=/home/admin/openclaw/scripts/auth-monitor.sh
+# setup-auth-system.sh renders this placeholder to the checked-out script path.
+ExecStart=@OPENCLAW_AUTH_MONITOR_PATH@
 # Configure notification channels via environment
 Environment=WARN_HOURS=2
 # Environment=NOTIFY_PHONE=+1234567890
diff --git a/scripts/termux-auth-widget.sh b/scripts/termux-auth-widget.sh
index 1ce5c81fbfe..f8ddca7d9f0 100644
--- a/scripts/termux-auth-widget.sh
+++ b/scripts/termux-auth-widget.sh
@@ -6,7 +6,7 @@
 # It's designed for quick one-tap checking from phone home screen.
 
 # Server hostname (via Tailscale or SSH config)
-SERVER="${OPENCLAW_SERVER:-l36}"
+SERVER="${OPENCLAW_SERVER:-openclaw-host}"
 
 # Check auth status
 termux-toast "Checking OpenClaw auth..."
diff --git a/scripts/termux-quick-auth.sh b/scripts/termux-quick-auth.sh
index 3c74bc99011..503605dc9b0 100644
--- a/scripts/termux-quick-auth.sh
+++ b/scripts/termux-quick-auth.sh
@@ -5,7 +5,7 @@
 # One-tap: shows status toast
 # If expired: directly opens auth URL
 
-SERVER="${OPENCLAW_SERVER:-l36}"
+SERVER="${OPENCLAW_SERVER:-openclaw-host}"
 
 STATUS=$(ssh -o ConnectTimeout=5 "$SERVER" '$HOME/openclaw/scripts/claude-auth-status.sh simple' 2>&1)
 
diff --git a/scripts/termux-sync-widget.sh b/scripts/termux-sync-widget.sh
index 252c43c8b77..5c038b1f5f1 100644
--- a/scripts/termux-sync-widget.sh
+++ b/scripts/termux-sync-widget.sh
@@ -1,13 +1,13 @@
 #!/data/data/com.termux/files/usr/bin/bash
 # OpenClaw OAuth Sync Widget
-# Syncs Claude Code tokens to OpenClaw on l36 server
+# Syncs Claude Code tokens to OpenClaw over SSH
 # Place in ~/.shortcuts/ on phone for Termux:Widget
 
 termux-toast "Syncing OpenClaw auth..."
 
-# Run sync on l36 server
-SERVER="${OPENCLAW_SERVER:-l36}"
-RESULT=$(ssh "$SERVER" '/home/admin/openclaw/scripts/sync-claude-code-auth.sh' 2>&1)
+# Run sync on the configured OpenClaw host.
+SERVER="${OPENCLAW_SERVER:-openclaw-host}"
+RESULT=$(ssh "$SERVER" '$HOME/openclaw/scripts/sync-claude-code-auth.sh' 2>&1)
 EXIT_CODE=$?
 
 if [ $EXIT_CODE -eq 0 ]; then
diff --git a/scripts/test-projects.test-support.mjs b/scripts/test-projects.test-support.mjs
index 5527ec73196..ce476ae6f3d 100644
--- a/scripts/test-projects.test-support.mjs
+++ b/scripts/test-projects.test-support.mjs
@@ -1059,13 +1059,20 @@ const TOOLING_SOURCE_TEST_TARGETS = new Map([
   ["scripts/run-oxlint-shards.mjs", ["test/scripts/run-oxlint.test.ts"]],
   ["scripts/run-with-env.mjs", ["test/scripts/run-with-env.test.ts"]],
   ["scripts/run-node.mjs", ["src/infra/run-node.test.ts"]],
+  ["scripts/auth-monitor.sh", ["test/scripts/auth-monitor.test.ts"]],
+  ["scripts/mobile-reauth.sh", ["test/scripts/auth-monitor.test.ts"]],
   ["scripts/committer", ["test/scripts/committer.test.ts"]],
   ["scripts/gh-read", ["test/scripts/gh-read.test.ts"]],
   ["scripts/pr", ["test/scripts/pr-wrappers.test.ts"]],
   ["scripts/pr-merge", ["test/scripts/pr-wrappers.test.ts"]],
   ["scripts/pr-prepare", ["test/scripts/pr-wrappers.test.ts"]],
   ["scripts/pr-review", ["test/scripts/pr-wrappers.test.ts"]],
-  ["scripts/setup-auth-system.sh", ["test/scripts/test-projects.test.ts"]],
+  ["scripts/setup-auth-system.sh", ["test/scripts/auth-monitor.test.ts"]],
+  ["scripts/systemd/openclaw-auth-monitor.service", ["test/scripts/auth-monitor.test.ts"]],
+  ["scripts/systemd/openclaw-auth-monitor.timer", ["test/scripts/auth-monitor.test.ts"]],
+  ["scripts/termux-auth-widget.sh", ["test/scripts/auth-monitor.test.ts"]],
+  ["scripts/termux-quick-auth.sh", ["test/scripts/auth-monitor.test.ts"]],
+  ["scripts/termux-sync-widget.sh", ["test/scripts/auth-monitor.test.ts"]],
   ["scripts/ci-run-timings.mjs", ["test/scripts/ci-run-timings.test.ts"]],
   ["scripts/docker-e2e.mjs", ["test/scripts/docker-e2e-helper-cli.test.ts"]],
   ["scripts/docker-e2e-rerun.mjs", ["test/scripts/docker-e2e-helper-cli.test.ts"]],
@@ -1548,6 +1555,7 @@ const TOOLING_SOURCE_TEST_TARGETS = new Map([
   ["extensions/canvas/scripts/copy-a2ui.mjs", ["extensions/canvas/scripts/copy-a2ui.test.ts"]],
 ]);
 const TOOLING_TEST_TARGETS = new Map([
+  ["test/scripts/auth-monitor.test.ts", ["test/scripts/auth-monitor.test.ts"]],
   ["test/scripts/barnacle-auto-response.test.ts", ["test/scripts/barnacle-auto-response.test.ts"]],
   ["test/scripts/changed-lanes.test.ts", ["test/scripts/changed-lanes.test.ts"]],
   [
diff --git a/src/scripts/test-projects.test.ts b/src/scripts/test-projects.test.ts
index 7d3cbd3fb24..7c79605968e 100644
--- a/src/scripts/test-projects.test.ts
+++ b/src/scripts/test-projects.test.ts
@@ -1020,12 +1020,12 @@ describe("test-projects args", () => {
     ).toStrictEqual([]);
   });
 
-  it("routes auth setup script changes to the focused tooling planner test", () => {
+  it("routes auth setup script changes to the focused auth monitor test", () => {
     const changedPaths = ["scripts/setup-auth-system.sh"];
 
     expect(resolveChangedTestTargetPlan(changedPaths)).toEqual({
       mode: "targets",
-      targets: ["test/scripts/test-projects.test.ts"],
+      targets: ["test/scripts/auth-monitor.test.ts"],
     });
     expect(
       buildVitestRunPlans(["--changed=origin/main"], process.cwd(), () => changedPaths),
@@ -1033,7 +1033,7 @@ describe("test-projects args", () => {
       {
         config: "test/vitest/vitest.tooling.config.ts",
         forwardedArgs: [],
-        includePatterns: ["test/scripts/test-projects.test.ts"],
+        includePatterns: ["test/scripts/auth-monitor.test.ts"],
         watchMode: false,
       },
     ]);
diff --git a/test/scripts/auth-monitor.test.ts b/test/scripts/auth-monitor.test.ts
new file mode 100644
index 00000000000..62c889c868b
--- /dev/null
+++ b/test/scripts/auth-monitor.test.ts
@@ -0,0 +1,63 @@
+// Auth monitor tests cover optional systemd and Termux helper script contracts.
+import { readFileSync } from "node:fs";
+import { describe, expect, it } from "vitest";
+
+const AUTH_MONITOR_PATH = "scripts/auth-monitor.sh";
+const MOBILE_REAUTH_PATH = "scripts/mobile-reauth.sh";
+const SETUP_AUTH_SYSTEM_PATH = "scripts/setup-auth-system.sh";
+const AUTH_MONITOR_SERVICE_PATH = "scripts/systemd/openclaw-auth-monitor.service";
+const AUTH_MONITOR_TIMER_PATH = "scripts/systemd/openclaw-auth-monitor.timer";
+const TERMUX_WIDGET_PATHS = [
+  "scripts/termux-auth-widget.sh",
+  "scripts/termux-quick-auth.sh",
+  "scripts/termux-sync-widget.sh",
+];
+
+function readScript(path: string): string {
+  return readFileSync(path, "utf8");
+}
+
+describe("auth monitoring scripts", () => {
+  it("keeps systemd install rendering free of checked-in host paths", () => {
+    const setup = readScript(SETUP_AUTH_SYSTEM_PATH);
+    const service = readScript(AUTH_MONITOR_SERVICE_PATH);
+    const timer = readScript(AUTH_MONITOR_TIMER_PATH);
+
+    expect(service).toContain("ExecStart=@OPENCLAW_AUTH_MONITOR_PATH@");
+    expect(setup).toContain('AUTH_MONITOR_PATH="$SCRIPT_DIR/auth-monitor.sh"');
+    expect(setup).toContain(
+      'RENDERED_EXEC_START="ExecStart=$(systemd_quote_arg "$AUTH_MONITOR_PATH")"',
+    );
+    expect(timer).toContain("OnUnitActiveSec=30min");
+  });
+
+  it("keeps public helper scripts free of private host defaults", () => {
+    const privateHomePath = ["", "home", "admin"].join("/");
+    const privateHostAlias = ["l", "36"].join("");
+    const scripts = [AUTH_MONITOR_PATH, AUTH_MONITOR_SERVICE_PATH, ...TERMUX_WIDGET_PATHS].map(
+      readScript,
+    );
+    const joined = scripts.join("\n");
+
+    expect(joined).not.toContain(privateHomePath);
+    expect(joined).not.toContain(privateHostAlias);
+    expect(joined).toContain("Run on the OpenClaw host: ${SCRIPT_DIR}/mobile-reauth.sh");
+    for (const script of TERMUX_WIDGET_PATHS.map(readScript)) {
+      expect(script).toContain('SERVER="${OPENCLAW_SERVER:-openclaw-host}"');
+    }
+    expect(readScript("scripts/termux-sync-widget.sh")).toContain(
+      "'$HOME/openclaw/scripts/sync-claude-code-auth.sh'",
+    );
+  });
+
+  it("keeps mobile reauth wired to local auth status and Claude token setup", () => {
+    const script = readScript(MOBILE_REAUTH_PATH);
+
+    expect(script).toContain('SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"');
+    expect(script).toContain('"$SCRIPT_DIR/claude-auth-status.sh" simple');
+    expect(script).toContain('"$SCRIPT_DIR/claude-auth-status.sh" full');
+    expect(script).toContain("https://console.anthropic.com/settings/api-keys");
+    expect(script).toContain("claude setup-token");
+    expect(script).toContain("systemctl --user restart openclaw");
+  });
+});
diff --git a/test/scripts/test-projects.test.ts b/test/scripts/test-projects.test.ts
index 1501db5da1d..e0fcb302656 100644
--- a/test/scripts/test-projects.test.ts
+++ b/test/scripts/test-projects.test.ts
@@ -886,7 +886,6 @@ describe("scripts/test-projects changed-target routing", () => {
     const targets = [
       "scripts/check-no-raw-http2-imports.mjs",
       "scripts/e2e/lib/clawhub-fixture-server.cjs",
-      "scripts/auth-monitor.sh",
     ];
 
     expect(resolveChangedTestTargetPlan(targets)).toEqual({
@@ -1375,6 +1374,27 @@ describe("scripts/test-projects changed-target routing", () => {
     }
   });
 
+  it("keeps auth monitoring helper edits on owner tests", () => {
+    const expectedTargets = new Map([
+      ["scripts/auth-monitor.sh", ["test/scripts/auth-monitor.test.ts"]],
+      ["scripts/mobile-reauth.sh", ["test/scripts/auth-monitor.test.ts"]],
+      ["scripts/setup-auth-system.sh", ["test/scripts/auth-monitor.test.ts"]],
+      ["scripts/systemd/openclaw-auth-monitor.service", ["test/scripts/auth-monitor.test.ts"]],
+      ["scripts/systemd/openclaw-auth-monitor.timer", ["test/scripts/auth-monitor.test.ts"]],
+      ["scripts/termux-auth-widget.sh", ["test/scripts/auth-monitor.test.ts"]],
+      ["scripts/termux-quick-auth.sh", ["test/scripts/auth-monitor.test.ts"]],
+      ["scripts/termux-sync-widget.sh", ["test/scripts/auth-monitor.test.ts"]],
+      ["test/scripts/auth-monitor.test.ts", ["test/scripts/auth-monitor.test.ts"]],
+    ]);
+
+    for (const [source, targets] of expectedTargets) {
+      expect(resolveChangedTestTargetPlan([source]), source).toEqual({
+        mode: "targets",
+        targets,
+      });
+    }
+  });
+
   it("keeps shared script library edits on owner tests", () => {
     const expectedTargets = new Map([
       [