diff --git a/scripts/run-vitest.mjs b/scripts/run-vitest.mjs
index 49d5b1e56678..29100770f9aa 100644
--- a/scripts/run-vitest.mjs
+++ b/scripts/run-vitest.mjs
@@ -25,6 +25,8 @@ export const DEFAULT_VITEST_NO_OUTPUT_TIMEOUT_MS = 120_000;
 export const DEFAULT_VITEST_NO_OUTPUT_HEARTBEAT_MS = 30_000;
 /** Longer watchdog timeout for known long-running Vitest configs. */
 export const DEFAULT_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS = 300_000;
+/** Extra-long watchdog timeout for broad configs that can stay silent on macOS. */
+export const DEFAULT_EXTRA_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS = 2_400_000;
 const VITEST_NO_OUTPUT_TIMEOUT_ENV_KEY = "OPENCLAW_VITEST_NO_OUTPUT_TIMEOUT_MS";
 const VITEST_NO_OUTPUT_HEARTBEAT_ENV_KEY = "OPENCLAW_VITEST_NO_OUTPUT_HEARTBEAT_MS";
 const UI_VITEST_CONFIG = "test/vitest/vitest.ui.config.ts";
@@ -32,12 +34,20 @@ const UNIT_UI_VITEST_CONFIG = "test/vitest/vitest.unit-ui.config.ts";
 const TOOLING_DOCKER_VITEST_CONFIG = "test/vitest/vitest.tooling-docker.config.ts";
 const TOOLING_VITEST_CONFIG = "test/vitest/vitest.tooling.config.ts";
 const GATEWAY_VITEST_CONFIG = "test/vitest/vitest.gateway.config.ts";
-const LONG_RUNNING_VITEST_CONFIGS = new Set([
-  "test/vitest/vitest.e2e.config.ts",
-  GATEWAY_VITEST_CONFIG,
-  "test/vitest/vitest.ui-e2e.config.ts",
-  "test/vitest/vitest.full-agentic.config.ts",
-  "test/vitest/vitest.full-core-contracts.config.ts",
+const VITEST_CONFIG_NO_OUTPUT_TIMEOUT_MS = new Map([
+  ["test/vitest/vitest.e2e.config.ts", DEFAULT_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS],
+  [GATEWAY_VITEST_CONFIG, DEFAULT_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS],
+  ["test/vitest/vitest.ui-e2e.config.ts", DEFAULT_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS],
+  ["test/vitest/vitest.full-agentic.config.ts", DEFAULT_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS],
+  [
+    "test/vitest/vitest.full-core-contracts.config.ts",
+    DEFAULT_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS,
+  ],
+  [
+    "test/vitest/vitest.contracts-plugin.config.ts",
+    DEFAULT_EXTRA_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS,
+  ],
+  ["test/vitest/vitest.infra.config.ts", DEFAULT_EXTRA_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS],
 ]);
 const TOOLING_EXCLUDED_TESTS = new Set([
   ...boundaryTestFiles,
@@ -362,10 +372,9 @@ export function resolveRunVitestSpawnEnv(env = process.env, argv = []) {
  */
 export function resolveDefaultVitestNoOutputTimeoutMs(argv = []) {
   const config = resolveVitestConfigArg(argv);
-  if (config !== null && isLongRunningVitestConfig(config)) {
-    return DEFAULT_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS;
-  }
-  return DEFAULT_VITEST_NO_OUTPUT_TIMEOUT_MS;
+  return config === null
+    ? DEFAULT_VITEST_NO_OUTPUT_TIMEOUT_MS
+    : (resolveVitestConfigNoOutputTimeoutMs(config) ?? DEFAULT_VITEST_NO_OUTPUT_TIMEOUT_MS);
 }
 
 function resolveVitestConfigArg(argv) {
@@ -384,14 +393,14 @@ function resolveVitestConfigArg(argv) {
   return null;
 }
 
-function isLongRunningVitestConfig(config) {
+function resolveVitestConfigNoOutputTimeoutMs(config) {
   const normalized = path.normalize(config).replaceAll(path.sep, "/").replace(/^\.\//u, "");
-  for (const candidate of LONG_RUNNING_VITEST_CONFIGS) {
+  for (const [candidate, timeoutMs] of VITEST_CONFIG_NO_OUTPUT_TIMEOUT_MS) {
     if (normalized === candidate || normalized.endsWith(`/${candidate}`)) {
-      return true;
+      return timeoutMs;
     }
   }
-  return false;
+  return null;
 }
 
 /**
diff --git a/scripts/test-projects.test-support.mjs b/scripts/test-projects.test-support.mjs
index 3e8a0e0e39e6..cbd758c17081 100644
--- a/scripts/test-projects.test-support.mjs
+++ b/scripts/test-projects.test-support.mjs
@@ -55,6 +55,7 @@ import {
 import { isCiLikeEnv, resolveLocalFullSuiteProfile } from "./lib/vitest-local-scheduling.mjs";
 import {
   DEFAULT_VITEST_NO_OUTPUT_HEARTBEAT_MS,
+  resolveDefaultVitestNoOutputTimeoutMs,
   resolveVitestCliEntry,
   resolveVitestNodeArgs,
 } from "./run-vitest.mjs";
@@ -865,6 +866,12 @@ const GATEWAY_SERVER_EXCLUDED_TEST_TARGETS = new Set([
   "src/gateway/server.startup-matrix-migration.integration.test.ts",
   "src/gateway/sessions-history-http.test.ts",
 ]);
+function resolveTestProjectsVitestNoOutputTimeoutMs(config) {
+  const directRunnerTimeoutMs = resolveDefaultVitestNoOutputTimeoutMs(["run", "--config", config]);
+  return String(
+    Math.max(Number(DEFAULT_TEST_PROJECTS_VITEST_NO_OUTPUT_TIMEOUT_MS), directRunnerTimeoutMs),
+  );
+}
 const VITEST_CONFIG_TARGET_KIND_BY_PATH = new Map(
   Object.entries(VITEST_CONFIG_BY_KIND).map(([kind, config]) => [config, kind]),
 );
@@ -2601,7 +2608,9 @@ export function applyDefaultVitestNoOutputTimeout(specs, params = {}) {
       !Object.hasOwn(baseEnv, VITEST_NO_OUTPUT_TIMEOUT_ENV_KEY) &&
       !Object.hasOwn(env, VITEST_NO_OUTPUT_TIMEOUT_ENV_KEY)
     ) {
-      nextEnv[VITEST_NO_OUTPUT_TIMEOUT_ENV_KEY] = DEFAULT_TEST_PROJECTS_VITEST_NO_OUTPUT_TIMEOUT_MS;
+      nextEnv[VITEST_NO_OUTPUT_TIMEOUT_ENV_KEY] = resolveTestProjectsVitestNoOutputTimeoutMs(
+        spec.config,
+      );
     }
     if (
       !Object.hasOwn(baseEnv, VITEST_NO_OUTPUT_HEARTBEAT_ENV_KEY) &&
diff --git a/test/scripts/run-vitest.test.ts b/test/scripts/run-vitest.test.ts
index 9cc6c0457c3b..2a5cabb88630 100644
--- a/test/scripts/run-vitest.test.ts
+++ b/test/scripts/run-vitest.test.ts
@@ -7,6 +7,7 @@ import nodePath from "node:path";
 import { setTimeout as delay } from "node:timers/promises";
 import { describe, expect, it, vi } from "vitest";
 import {
+  DEFAULT_EXTRA_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS,
   DEFAULT_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS,
   installVitestNoOutputWatchdog,
   resolveDefaultVitestNoOutputTimeoutMs,
@@ -473,6 +474,7 @@ describe("scripts/run-vitest", () => {
 
   it("uses a longer default stall watchdog for broad e2e and project shard configs", () => {
     const timeout = String(DEFAULT_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS);
+    const extraLongTimeout = String(DEFAULT_EXTRA_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS);
 
     for (const configArg of [
       "--config=test/vitest/vitest.e2e.config.ts",
@@ -487,6 +489,16 @@ describe("scripts/run-vitest", () => {
         OPENCLAW_VITEST_NO_OUTPUT_TIMEOUT_MS: timeout,
       });
     }
+    for (const configArg of [
+      "--config=test/vitest/vitest.contracts-plugin.config.ts",
+      "--config=test/vitest/vitest.infra.config.ts",
+    ]) {
+      expect(resolveRunVitestSpawnEnv({ PATH: "/usr/bin" }, ["run", configArg])).toEqual({
+        PATH: "/usr/bin",
+        OPENCLAW_VITEST_NO_OUTPUT_HEARTBEAT_MS: "30000",
+        OPENCLAW_VITEST_NO_OUTPUT_TIMEOUT_MS: extraLongTimeout,
+      });
+    }
     expect(
       resolveDefaultVitestNoOutputTimeoutMs([
         "run",
@@ -515,6 +527,20 @@ describe("scripts/run-vitest", () => {
         "/repo/test/vitest/vitest.full-core-contracts.config.ts",
       ]),
     ).toBe(DEFAULT_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS);
+    expect(
+      resolveDefaultVitestNoOutputTimeoutMs([
+        "run",
+        "--config",
+        "/repo/test/vitest/vitest.contracts-plugin.config.ts",
+      ]),
+    ).toBe(DEFAULT_EXTRA_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS);
+    expect(
+      resolveDefaultVitestNoOutputTimeoutMs([
+        "run",
+        "--config",
+        "/repo/test/vitest/vitest.infra.config.ts",
+      ]),
+    ).toBe(DEFAULT_EXTRA_LONG_RUNNING_VITEST_NO_OUTPUT_TIMEOUT_MS);
   });
 
   it("does not default implicit interactive runs to the stall watchdog", () => {
diff --git a/test/scripts/test-projects.test.ts b/test/scripts/test-projects.test.ts
index c502cdba8afe..435e6d49dfe0 100644
--- a/test/scripts/test-projects.test.ts
+++ b/test/scripts/test-projects.test.ts
@@ -2716,6 +2716,44 @@ describe("scripts/test-projects Vitest stall watchdog", () => {
     );
   });
 
+  it("extends the no-output watchdog for slow silent full-suite configs", () => {
+    const specs = applyDefaultVitestNoOutputTimeout(
+      [
+        {
+          config: "test/vitest/vitest.contracts-plugin.config.ts",
+          env: { PATH: "/usr/bin" },
+          includeFilePath: null,
+          includePatterns: null,
+          pnpmArgs: [],
+          watchMode: false,
+        },
+        {
+          config: "test/vitest/vitest.infra.config.ts",
+          env: { PATH: "/usr/bin" },
+          includeFilePath: null,
+          includePatterns: null,
+          pnpmArgs: [],
+          watchMode: false,
+        },
+        {
+          config: "test/vitest/vitest.extension-feishu.config.ts",
+          env: { PATH: "/usr/bin" },
+          includeFilePath: null,
+          includePatterns: null,
+          pnpmArgs: [],
+          watchMode: false,
+        },
+      ],
+      { env: { PATH: "/usr/bin" } },
+    );
+
+    expect(specs[0]?.env.OPENCLAW_VITEST_NO_OUTPUT_TIMEOUT_MS).toBe("2400000");
+    expect(specs[1]?.env.OPENCLAW_VITEST_NO_OUTPUT_TIMEOUT_MS).toBe("2400000");
+    expect(specs[2]?.env.OPENCLAW_VITEST_NO_OUTPUT_TIMEOUT_MS).toBe(
+      DEFAULT_TEST_PROJECTS_VITEST_NO_OUTPUT_TIMEOUT_MS,
+    );
+  });
+
   it("keeps explicit watchdog settings and watch mode untouched", () => {
     const specs = applyDefaultVitestNoOutputTimeout(
       [