diff --git a/extensions/xai/x-search.live.test.ts b/extensions/xai/x-search.live.test.ts
index 28fec0cf7a6..3c80f1ffac5 100644
--- a/extensions/xai/x-search.live.test.ts
+++ b/extensions/xai/x-search.live.test.ts
@@ -29,10 +29,20 @@ describeLive("xai x_search live", () => {
     });
 
     expect(tool).toBeTruthy();
-    const result = await tool!.execute("x-search:live", {
-      query: "OpenClaw from:steipete",
-      to_date: "2026-03-28",
-    });
+    let result: Awaited<ReturnType<NonNullable<typeof tool>["execute"]>>;
+    try {
+      result = await tool!.execute("x-search:live", {
+        query: "OpenClaw from:steipete",
+        to_date: "2026-03-28",
+      });
+    } catch (error) {
+      const message = error instanceof Error ? error.message : String(error);
+      if (isBillingErrorMessage(message)) {
+        console.warn(`[xai:x-search:live] skip: billing drift: ${message}`);
+        return;
+      }
+      throw error;
+    }
 
     const details = (result.details ?? {}) as {
       provider?: string;
diff --git a/extensions/xai/xai.live.test.ts b/extensions/xai/xai.live.test.ts
index b6244fb44cb..0ad887c242d 100644
--- a/extensions/xai/xai.live.test.ts
+++ b/extensions/xai/xai.live.test.ts
@@ -85,6 +85,10 @@ async function runXaiLiveCase(label: string, run: () => Promise<void>): Promise<
   }
 }
 
+function isRealtimeOpenBillingDrift(error: Error): boolean {
+  return isBillingErrorMessage(error.message) || error.message.includes("server response: 429");
+}
+
 describeLive("xai plugin live", () => {
   it("synthesizes TTS through the registered speech provider", async () => {
     await runXaiLiveCase("tts", async () => {
@@ -189,7 +193,21 @@ describeLive("xai plugin live", () => {
       });
 
       try {
-        await session.connect();
+        try {
+          await session.connect();
+        } catch (error) {
+          const thrown = error instanceof Error ? error : new Error(String(error));
+          if (isRealtimeOpenBillingDrift(thrown)) {
+            console.warn(`[xai:live] skip realtime-open: billing drift: ${thrown.message}`);
+            return;
+          }
+          throw error;
+        }
+        const billingError = errors.find(isRealtimeOpenBillingDrift);
+        if (billingError) {
+          console.warn(`[xai:live] skip realtime-open: billing drift: ${billingError.message}`);
+          return;
+        }
         expect(errors).toEqual([]);
         expect(session.isConnected()).toBe(true);
       } finally {
diff --git a/scripts/postinstall-bundled-plugins.mjs b/scripts/postinstall-bundled-plugins.mjs
index b950947bb04..be084e6d039 100644
--- a/scripts/postinstall-bundled-plugins.mjs
+++ b/scripts/postinstall-bundled-plugins.mjs
@@ -705,9 +705,10 @@ export async function runPluginRegistryPostinstallMigration(params = {}) {
 
 export function isSourceCheckoutRoot(params) {
   const pathExists = params.existsSync ?? existsSync;
+  const hasPostinstallInventory = pathExists(join(params.packageRoot, DIST_INVENTORY_PATH));
   return (
     (pathExists(join(params.packageRoot, ".git")) ||
-      pathExists(join(params.packageRoot, "pnpm-workspace.yaml"))) &&
+      (pathExists(join(params.packageRoot, "pnpm-workspace.yaml")) && !hasPostinstallInventory)) &&
     pathExists(join(params.packageRoot, "src")) &&
     pathExists(join(params.packageRoot, "extensions"))
   );
diff --git a/test/scripts/postinstall-bundled-plugins.test.ts b/test/scripts/postinstall-bundled-plugins.test.ts
index 97d90b482b8..7f374e3c6a1 100644
--- a/test/scripts/postinstall-bundled-plugins.test.ts
+++ b/test/scripts/postinstall-bundled-plugins.test.ts
@@ -3,6 +3,7 @@ import { tmpdir } from "node:os";
 import path from "node:path";
 import { describe, expect, it, vi } from "vitest";
 import {
+  isSourceCheckoutRoot,
   isDirectPostinstallInvocation,
   pruneOpenClawCompileCache,
   pruneInstalledPackageDist,
@@ -136,6 +137,23 @@ describe("bundled plugin postinstall", () => {
     );
   });
 
+  it("does not classify published packages with source files as source checkouts", () => {
+    const packageRoot = "/pkg";
+    const existingPaths = new Set([
+      path.join(packageRoot, "pnpm-workspace.yaml"),
+      path.join(packageRoot, "src"),
+      path.join(packageRoot, "extensions"),
+      path.join(packageRoot, "dist", "postinstall-inventory.json"),
+    ]);
+
+    expect(
+      isSourceCheckoutRoot({
+        packageRoot,
+        existsSync: (value: string) => existingPaths.has(value),
+      }),
+    ).toBe(false);
+  });
+
   it("prunes source-checkout bundled plugin node_modules", async () => {
     const packageRoot = await createTempDirAsync("openclaw-source-checkout-");
     const extensionsDir = path.join(packageRoot, "extensions");