diff --git a/scripts/bench-sqlite-reliability.ts b/scripts/bench-sqlite-reliability.ts
index 963a2f2c686b..42dc9b73d243 100644
--- a/scripts/bench-sqlite-reliability.ts
+++ b/scripts/bench-sqlite-reliability.ts
@@ -2,76 +2,10 @@
 import fs from "node:fs";
 import path from "node:path";
 import { pathToFileURL } from "node:url";
-import type {
-  CliOptions,
-  ProfileId,
-  ReliabilityReport,
-} from "./lib/sqlite-reliability-contract.js";
+import { CliUsageError, parseSqliteReliabilityCli } from "./lib/sqlite-reliability-cli.js";
+import type { ReliabilityReport } from "./lib/sqlite-reliability-contract.js";
 import { runReliabilityStress } from "./lib/sqlite-reliability-runner.js";
 
-const BOOLEAN_FLAGS = new Set(["--help"]);
-const VALUE_FLAGS = new Set(["--agent", "--output", "--profile", "--repository", "--state-dir"]);
-
-class CliUsageError extends Error {
-  override name = "CliUsageError";
-}
-
-function parseFlagValue(flag: string, argv: string[]): string | undefined {
-  const index = argv.indexOf(flag);
-  if (index === -1) {
-    return undefined;
-  }
-  const value = argv[index + 1];
-  if (!value || value.startsWith("-")) {
-    throw new CliUsageError(`${flag} requires a value`);
-  }
-  return value;
-}
-
-function validateArgs(argv: string[]): void {
-  const seenValueFlags = new Set<string>();
-  for (let index = 0; index < argv.length; index += 1) {
-    const arg = argv[index] ?? "";
-    if (BOOLEAN_FLAGS.has(arg)) {
-      continue;
-    }
-    if (!VALUE_FLAGS.has(arg)) {
-      throw new CliUsageError(`Unknown argument: ${arg}`);
-    }
-    if (seenValueFlags.has(arg)) {
-      throw new CliUsageError(`${arg} was provided more than once`);
-    }
-    seenValueFlags.add(arg);
-    const value = argv[index + 1];
-    if (!value || value.startsWith("-")) {
-      throw new CliUsageError(`${arg} requires a value`);
-    }
-    index += 1;
-  }
-}
-
-function parseProfile(raw: string | undefined): ProfileId {
-  if (!raw) {
-    return "default";
-  }
-  if (raw === "smoke" || raw === "default" || raw === "large") {
-    return raw;
-  }
-  throw new CliUsageError(
-    `--profile must be one of smoke, default, large; got ${JSON.stringify(raw)}`,
-  );
-}
-
-function parseOptions(argv: string[]): CliOptions {
-  return {
-    agentId: parseFlagValue("--agent", argv) ?? null,
-    output: parseFlagValue("--output", argv) ?? null,
-    profile: parseProfile(parseFlagValue("--profile", argv)),
-    repository: parseFlagValue("--repository", argv) ?? null,
-    stateDir: parseFlagValue("--state-dir", argv) ?? null,
-  };
-}
-
 function printUsage(): void {
   console.log(`OpenClaw SQLite reliability stress proof
 
@@ -123,12 +57,12 @@ function printProofLines(report: ReliabilityReport): void {
 
 async function main(argv: string[]): Promise<void> {
   try {
-    validateArgs(argv);
-    if (argv.includes("--help")) {
+    const cli = parseSqliteReliabilityCli(argv);
+    if (cli.help) {
       printUsage();
       return;
     }
-    const options = parseOptions(argv);
+    const { options } = cli;
     const report = await runReliabilityStress(options);
     if (options.output) {
       fs.mkdirSync(path.dirname(options.output), { recursive: true });
diff --git a/scripts/lib/sqlite-reliability-cli.ts b/scripts/lib/sqlite-reliability-cli.ts
new file mode 100644
index 000000000000..dba360530625
--- /dev/null
+++ b/scripts/lib/sqlite-reliability-cli.ts
@@ -0,0 +1,73 @@
+import type { CliOptions, ProfileId } from "./sqlite-reliability-contract.js";
+
+const BOOLEAN_FLAGS = new Set(["--help"]);
+const VALUE_FLAGS = new Set(["--agent", "--output", "--profile", "--repository", "--state-dir"]);
+
+export class CliUsageError extends Error {
+  override name = "CliUsageError";
+}
+
+function parseFlagValue(flag: string, argv: string[]): string | undefined {
+  const index = argv.indexOf(flag);
+  if (index === -1) {
+    return undefined;
+  }
+  const value = argv[index + 1];
+  if (!value || value.startsWith("-")) {
+    throw new CliUsageError(`${flag} requires a value`);
+  }
+  return value;
+}
+
+function validateArgs(argv: string[]): void {
+  const seenValueFlags = new Set<string>();
+  for (let index = 0; index < argv.length; index += 1) {
+    const arg = argv[index] ?? "";
+    if (BOOLEAN_FLAGS.has(arg)) {
+      continue;
+    }
+    if (!VALUE_FLAGS.has(arg)) {
+      throw new CliUsageError(`Unknown argument: ${arg}`);
+    }
+    if (seenValueFlags.has(arg)) {
+      throw new CliUsageError(`${arg} was provided more than once`);
+    }
+    seenValueFlags.add(arg);
+    const value = argv[index + 1];
+    if (!value || value.startsWith("-")) {
+      throw new CliUsageError(`${arg} requires a value`);
+    }
+    index += 1;
+  }
+}
+
+function parseProfile(raw: string | undefined): ProfileId {
+  if (!raw) {
+    return "default";
+  }
+  if (raw === "smoke" || raw === "default" || raw === "large") {
+    return raw;
+  }
+  throw new CliUsageError(
+    `--profile must be one of smoke, default, large; got ${JSON.stringify(raw)}`,
+  );
+}
+
+export function parseSqliteReliabilityCli(
+  argv: string[],
+): { help: true } | { help: false; options: CliOptions } {
+  validateArgs(argv);
+  if (argv.includes("--help")) {
+    return { help: true };
+  }
+  return {
+    help: false,
+    options: {
+      agentId: parseFlagValue("--agent", argv) ?? null,
+      output: parseFlagValue("--output", argv) ?? null,
+      profile: parseProfile(parseFlagValue("--profile", argv)),
+      repository: parseFlagValue("--repository", argv) ?? null,
+      stateDir: parseFlagValue("--state-dir", argv) ?? null,
+    },
+  };
+}
diff --git a/test/scripts/bench-sqlite-reliability.test.ts b/test/scripts/bench-sqlite-reliability.test.ts
index ee078525248c..d886c5ac928b 100644
--- a/test/scripts/bench-sqlite-reliability.test.ts
+++ b/test/scripts/bench-sqlite-reliability.test.ts
@@ -5,6 +5,7 @@ import os from "node:os";
 import path from "node:path";
 import { DatabaseSync } from "node:sqlite";
 import { afterEach, describe, expect, it } from "vitest";
+import { parseSqliteReliabilityCli } from "../../scripts/lib/sqlite-reliability-cli.js";
 import { monitorSqliteWalDuring } from "../../scripts/lib/sqlite-reliability-wal-monitor.js";
 
 const tempDirs: string[] = [];
@@ -126,17 +127,15 @@ describe("scripts/bench-sqlite-reliability", () => {
     expect(unknown.stdout).toBe("");
     expect(unknown.stderr.trim()).toBe("error: Unknown argument: --wat");
 
-    const duplicate = runProof(["--profile", "smoke", "--profile", "large"]);
-    expect(duplicate.status).toBe(2);
-    expect(duplicate.stdout).toBe("");
-    expect(duplicate.stderr.trim()).toBe("error: --profile was provided more than once");
-
-    const invalid = runProof(["--profile", "huge"]);
-    expect(invalid.status).toBe(2);
-    expect(invalid.stdout).toBe("");
-    expect(invalid.stderr.trim()).toBe(
-      'error: --profile must be one of smoke, default, large; got "huge"',
+    expect(() => parseSqliteReliabilityCli(["--profile", "smoke", "--profile", "large"])).toThrow(
+      "--profile was provided more than once",
     );
+    expect(() => parseSqliteReliabilityCli(["--profile", "huge"])).toThrow(
+      '--profile must be one of smoke, default, large; got "huge"',
+    );
+    expect(parseSqliteReliabilityCli(["--help", "--profile", "huge"])).toEqual({
+      help: true,
+    });
   });
 
   it("reuses a state directory without stale rows or restore collisions", () => {