diff --git a/scripts/runtime-postbuild.mjs b/scripts/runtime-postbuild.mjs
index 238f1f8360e..9b1c4973206 100644
--- a/scripts/runtime-postbuild.mjs
+++ b/scripts/runtime-postbuild.mjs
@@ -10,6 +10,12 @@ import { writeOfficialChannelCatalog } from "./write-official-channel-catalog.mj
 
 const ROOT = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..");
 const ROOT_RUNTIME_ALIAS_PATTERN = /^(?<base>.+\.(?:runtime|contract))-[A-Za-z0-9_-]+\.js$/u;
+export const LEGACY_CLI_EXIT_COMPAT_CHUNKS = [
+  {
+    dest: "dist/memory-state-CcqRgDZU.js",
+    contents: "export function hasMemoryRuntime() {\n  return false;\n}\n",
+  },
+];
 
 /**
  * Copy static (non-transpiled) runtime assets that are referenced by their
@@ -81,6 +87,14 @@ export function writeStableRootRuntimeAliases(params = {}) {
   }
 }
 
+export function writeLegacyCliExitCompatChunks(params = {}) {
+  const rootDir = params.rootDir ?? ROOT;
+  const chunks = params.chunks ?? LEGACY_CLI_EXIT_COMPAT_CHUNKS;
+  for (const { dest, contents } of chunks) {
+    writeTextFileIfChanged(path.join(rootDir, dest), contents);
+  }
+}
+
 export function runRuntimePostBuild(params = {}) {
   copyPluginSdkRootAlias(params);
   copyBundledPluginMetadata(params);
@@ -88,6 +102,7 @@ export function runRuntimePostBuild(params = {}) {
   stageBundledPluginRuntimeDeps(params);
   stageBundledPluginRuntime(params);
   writeStableRootRuntimeAliases(params);
+  writeLegacyCliExitCompatChunks(params);
   copyStaticExtensionAssets(params);
 }
 
diff --git a/test/scripts/runtime-postbuild.test.ts b/test/scripts/runtime-postbuild.test.ts
index 7c10c779927..b430d00e8a1 100644
--- a/test/scripts/runtime-postbuild.test.ts
+++ b/test/scripts/runtime-postbuild.test.ts
@@ -4,6 +4,7 @@ import { describe, expect, it, vi } from "vitest";
 import {
   copyStaticExtensionAssets,
   listStaticExtensionAssetOutputs,
+  writeLegacyCliExitCompatChunks,
   writeStableRootRuntimeAliases,
 } from "../../scripts/runtime-postbuild.mjs";
 import { createScriptTestHarness } from "./test-helpers.js";
@@ -79,4 +80,14 @@ describe("runtime postbuild static assets", () => {
     );
     await expect(fs.stat(path.join(distDir, "library.js"))).rejects.toThrow();
   });
+
+  it("writes legacy CLI exit compatibility chunks", async () => {
+    const rootDir = createTempDir("openclaw-runtime-postbuild-");
+
+    writeLegacyCliExitCompatChunks({ rootDir });
+
+    await expect(
+      fs.readFile(path.join(rootDir, "dist", "memory-state-CcqRgDZU.js"), "utf8"),
+    ).resolves.toContain("function hasMemoryRuntime()");
+  });
 });