diff --git a/scripts/embedded-run-abort-leak.ts b/scripts/embedded-run-abort-leak.ts
index 4c90a3888ba9..88bbba6a7b4c 100644
--- a/scripts/embedded-run-abort-leak.ts
+++ b/scripts/embedded-run-abort-leak.ts
@@ -19,9 +19,9 @@
 import * as fs from "node:fs";
 import * as path from "node:path";
 import * as v8 from "node:v8";
-import { abortable as productionAbortable } from "../src/agents/embedded-agent-runner/run/abortable.js";
 
 type Mode = "production" | "closure-extracted" | "closure-inline" | "synthetic-leak";
+type Abortable = <T>(signal: AbortSignal, promise: Promise<T>) => Promise<T>;
 
 type Options = {
   iters: number;
@@ -50,11 +50,11 @@ function parseArgs(argv: string[]): Options {
     const next = argv[i + 1];
     switch (arg) {
       case "--iters":
-        opts.iters = Number.parseInt(next ?? "", 10);
+        opts.iters = parsePositiveInt(next, arg);
         i += 1;
         break;
       case "--batches":
-        opts.batches = Number.parseInt(next ?? "", 10);
+        opts.batches = parsePositiveInt(next, arg);
         i += 1;
         break;
       case "--snap-dir":
@@ -77,15 +77,15 @@ function parseArgs(argv: string[]): Options {
         i += 1;
         break;
       case "--max-rss-growth-mb":
-        opts.maxRssGrowthMb = Number.parseInt(next ?? "", 10);
+        opts.maxRssGrowthMb = parseNonNegativeInt(next, arg);
         i += 1;
         break;
       case "--max-tracked-retention":
-        opts.maxTrackedRetention = Number.parseInt(next ?? "", 10);
+        opts.maxTrackedRetention = parseNonNegativeInt(next, arg);
         i += 1;
         break;
       case "--scope-bytes":
-        opts.scopeBytes = Number.parseInt(next ?? "", 10);
+        opts.scopeBytes = parsePositiveInt(next, arg);
         i += 1;
         break;
       case "--quiet":
@@ -109,6 +109,38 @@ function parseArgs(argv: string[]): Options {
   return opts;
 }
 
+function parsePositiveInt(raw: string | undefined, flag: string): number {
+  const value = parseStrictInt(raw, flag, "positive");
+  if (value <= 0) {
+    fail(`${flag} must be a positive integer`);
+  }
+  return value;
+}
+
+function parseNonNegativeInt(raw: string | undefined, flag: string): number {
+  const value = parseStrictInt(raw, flag, "non-negative");
+  if (value < 0) {
+    fail(`${flag} must be a non-negative integer`);
+  }
+  return value;
+}
+
+function parseStrictInt(
+  raw: string | undefined,
+  flag: string,
+  label: "positive" | "non-negative",
+): number {
+  const text = (raw ?? "").trim();
+  if (!/^\d+$/u.test(text)) {
+    fail(`${flag} must be a ${label} integer`);
+  }
+  const value = Number(text);
+  if (!Number.isSafeInteger(value)) {
+    fail(`${flag} must be a ${label} integer`);
+  }
+  return value;
+}
+
 function printUsage(): void {
   process.stderr.write(
     [
@@ -137,6 +169,14 @@ const FINALIZED = { count: 0 };
 const finalizer = new FinalizationRegistry<number>(() => {
   FINALIZED.count += 1;
 });
+let productionAbortable: Abortable | null = null;
+
+async function loadProductionAbortable(): Promise<void> {
+  const module = (await import("../src/agents/embedded-agent-runner/run/abortable.js")) as {
+    abortable: Abortable;
+  };
+  productionAbortable = module.abortable;
+}
 
 function abortableExtracted<T>(signal: AbortSignal, promise: Promise<T>): Promise<T> {
   if (signal.aborted) {
@@ -179,6 +219,9 @@ function runOnce(mode: Mode, scopeBytes: number, iter: number): void {
   KEEP_ALIVE.push(neverSettling);
 
   if (mode === "production") {
+    if (!productionAbortable) {
+      throw new Error("production abortable is not loaded");
+    }
     void productionAbortable(ac.signal, neverSettling).catch(() => {});
   } else if (mode === "closure-extracted") {
     void abortableExtracted(ac.signal, neverSettling).catch(() => {});
@@ -243,6 +286,9 @@ function fmtBytes(bytes: number): string {
 
 async function main(): Promise<void> {
   const opts = parseArgs(process.argv.slice(2));
+  if (opts.mode === "production") {
+    await loadProductionAbortable();
+  }
   if (typeof globalThis.gc !== "function") {
     fail("--expose-gc is required (run with: node --expose-gc ...)");
   }
diff --git a/test/scripts/embedded-run-abort-leak.test.ts b/test/scripts/embedded-run-abort-leak.test.ts
new file mode 100644
index 000000000000..171e5d664a19
--- /dev/null
+++ b/test/scripts/embedded-run-abort-leak.test.ts
@@ -0,0 +1,52 @@
+import { spawnSync } from "node:child_process";
+import { mkdtempSync, readdirSync, rmSync } from "node:fs";
+import { tmpdir } from "node:os";
+import path from "node:path";
+import { afterEach, describe, expect, it } from "vitest";
+
+const tempRoots: string[] = [];
+
+function makeTempRoot(): string {
+  const root = mkdtempSync(path.join(tmpdir(), "openclaw-embedded-abort-leak-test-"));
+  tempRoots.push(root);
+  return root;
+}
+
+function runHarness(args: string[]) {
+  return spawnSync(
+    process.execPath,
+    ["--import", "tsx", "--expose-gc", "scripts/embedded-run-abort-leak.ts", ...args],
+    {
+      cwd: process.cwd(),
+      encoding: "utf8",
+    },
+  );
+}
+
+afterEach(() => {
+  for (const root of tempRoots.splice(0)) {
+    rmSync(root, { recursive: true, force: true });
+  }
+});
+
+describe("scripts/embedded-run-abort-leak", () => {
+  it("rejects loose numeric thresholds before writing heap snapshots", () => {
+    const cases = [
+      ["--iters", "1e3", "positive"],
+      ["--batches", "2abc", "positive"],
+      ["--max-rss-growth-mb", "0x10", "non-negative"],
+      ["--max-tracked-retention", "abc", "non-negative"],
+      ["--scope-bytes", "1mb", "positive"],
+    ] as const;
+
+    for (const [flag, value, label] of cases) {
+      const snapDir = makeTempRoot();
+      const result = runHarness(["--snap-dir", snapDir, flag, value, "--quiet"]);
+
+      expect(result.status).toBe(2);
+      expect(result.stdout).toBe("");
+      expect(result.stderr).toContain(`error: ${flag} must be a ${label} integer`);
+      expect(readdirSync(snapDir)).toEqual([]);
+    }
+  });
+});