diff --git a/extensions/qa-lab/src/live-transports/shared/credential-lease.runtime.test.ts b/extensions/qa-lab/src/live-transports/shared/credential-lease.runtime.test.ts
index b984cdea642..165b7c13ee8 100644
--- a/extensions/qa-lab/src/live-transports/shared/credential-lease.runtime.test.ts
+++ b/extensions/qa-lab/src/live-transports/shared/credential-lease.runtime.test.ts
@@ -1,3 +1,4 @@
+import { MAX_TIMER_TIMEOUT_MS } from "openclaw/plugin-sdk/number-runtime";
 import { afterEach, describe, expect, it, vi } from "vitest";
 import {
   acquireQaCredentialLease,
@@ -320,6 +321,37 @@ describe("credential lease runtime", () => {
     expect(fetchUrl(fetchImpl)).toBe("http://127.0.0.1:3210/qa-credentials/v1/acquire");
   });
 
+  it("caps oversized convex HTTP timeouts before creating abort signals", async () => {
+    const timeoutController = new AbortController();
+    const timeoutSpy = vi.spyOn(AbortSignal, "timeout").mockReturnValue(timeoutController.signal);
+    const fetchImpl = vi.fn<typeof fetch>().mockResolvedValueOnce(
+      jsonResponse({
+        status: "ok",
+        credentialId: "cred-timeout",
+        leaseToken: "lease-timeout",
+        payload: { groupId: "-100123", driverToken: "driver", sutToken: "sut" },
+      }),
+    );
+
+    await acquireQaCredentialLease({
+      kind: "telegram",
+      source: "convex",
+      role: "maintainer",
+      env: {
+        OPENCLAW_QA_CONVEX_SITE_URL: "https://qa-cred.example.convex.site",
+        OPENCLAW_QA_CONVEX_SECRET_MAINTAINER: "maintainer-secret",
+        OPENCLAW_QA_CREDENTIAL_HTTP_TIMEOUT_MS: String(Number.MAX_SAFE_INTEGER),
+      },
+      fetchImpl,
+      resolveEnvPayload: () => ({ groupId: "-1", driverToken: "unused", sutToken: "unused" }),
+      parsePayload: (payload) =>
+        payload as { groupId: string; driverToken: string; sutToken: string },
+    });
+
+    expect(timeoutSpy).toHaveBeenCalledWith(MAX_TIMER_TIMEOUT_MS);
+    expect(fetchInit(fetchImpl).signal).toBe(timeoutController.signal);
+  });
+
   it("rejects unsafe endpoint prefix overrides", async () => {
     await expect(
       acquireQaCredentialLease({
diff --git a/extensions/qa-lab/src/live-transports/shared/credential-lease.runtime.ts b/extensions/qa-lab/src/live-transports/shared/credential-lease.runtime.ts
index 4d590b09414..5aa4060f248 100644
--- a/extensions/qa-lab/src/live-transports/shared/credential-lease.runtime.ts
+++ b/extensions/qa-lab/src/live-transports/shared/credential-lease.runtime.ts
@@ -1,5 +1,6 @@
 import { randomUUID } from "node:crypto";
 import { formatErrorMessage } from "openclaw/plugin-sdk/error-runtime";
+import { resolveTimerTimeoutMs } from "openclaw/plugin-sdk/number-runtime";
 import { z } from "zod";
 import {
   isQaCredentialTruthyOptIn,
@@ -258,6 +259,7 @@ async function postConvexBroker(params: {
   timeoutMs: number;
   url: string;
 }): Promise<unknown> {
+  const timeoutMs = resolveTimerTimeoutMs(params.timeoutMs, DEFAULT_HTTP_TIMEOUT_MS);
   const response = await params.fetchImpl(params.url, {
     method: "POST",
     headers: {
@@ -265,7 +267,7 @@ async function postConvexBroker(params: {
       "content-type": "application/json",
     },
     body: JSON.stringify(params.body),
-    signal: AbortSignal.timeout(params.timeoutMs),
+    signal: AbortSignal.timeout(timeoutMs),
   });
 
   const text = await response.text();
diff --git a/extensions/qa-lab/src/live-transports/telegram/telegram-live.runtime.test.ts b/extensions/qa-lab/src/live-transports/telegram/telegram-live.runtime.test.ts
index e64fd475230..2c3d02371a6 100644
--- a/extensions/qa-lab/src/live-transports/telegram/telegram-live.runtime.test.ts
+++ b/extensions/qa-lab/src/live-transports/telegram/telegram-live.runtime.test.ts
@@ -1,4 +1,5 @@
 import type { OpenClawConfig } from "openclaw/plugin-sdk/config-contracts";
+import { MAX_TIMER_TIMEOUT_MS } from "openclaw/plugin-sdk/number-runtime";
 import { afterEach, describe, expect, it, vi } from "vitest";
 import {
   LIVE_TRANSPORT_BASELINE_STANDARD_SCENARIO_IDS,
@@ -7,13 +8,20 @@ import {
 import { testing } from "./telegram-live.runtime.js";
 
 const fetchWithSsrFGuardMock = vi.hoisted(() =>
-  vi.fn(async (params: { url: string; init?: RequestInit; signal?: AbortSignal }) => ({
-    response: await fetch(params.url, {
-      ...params.init,
-      signal: params.signal,
+  vi.fn(
+    async (params: {
+      url: string;
+      init?: RequestInit;
+      signal?: AbortSignal;
+      timeoutMs?: number;
+    }) => ({
+      response: await fetch(params.url, {
+        ...params.init,
+        signal: params.signal ?? AbortSignal.timeout(params.timeoutMs ?? 0),
+      }),
+      release: async () => {},
     }),
-    release: async () => {},
-  })),
+  ),
 );
 
 vi.mock("openclaw/plugin-sdk/ssrf-runtime", async () => {
@@ -904,6 +912,34 @@ describe("telegram live qa runtime", () => {
     expect(signal?.aborted).toBe(true);
   });
 
+  it("caps oversized Telegram API request deadlines", async () => {
+    const controller = new AbortController();
+    const timeoutSpy = vi.spyOn(AbortSignal, "timeout").mockReturnValue(controller.signal);
+    vi.stubGlobal(
+      "fetch",
+      vi.fn(
+        async () =>
+          new Response(JSON.stringify({ ok: true, result: { id: 42 } }), {
+            status: 200,
+            headers: {
+              "content-type": "application/json",
+            },
+          }),
+      ),
+    );
+
+    await expect(
+      testing.callTelegramApi("token", "getMe", undefined, Number.MAX_SAFE_INTEGER),
+    ).resolves.toEqual({
+      id: 42,
+    });
+
+    expect(timeoutSpy).toHaveBeenCalledWith(MAX_TIMER_TIMEOUT_MS);
+    expect(fetchWithSsrFGuardMock.mock.calls.at(-1)?.[0]).toMatchObject({
+      timeoutMs: MAX_TIMER_TIMEOUT_MS,
+    });
+  });
+
   it("treats transient Telegram getUpdates network errors as recoverable", () => {
     expect(testing.isRecoverableTelegramQaPollError(new TypeError("fetch failed"))).toBe(true);
     expect(testing.isRecoverableTelegramQaPollError(new Error("socket hang up"))).toBe(true);
@@ -912,6 +948,7 @@ describe("telegram live qa runtime", () => {
         new Error("The operation was aborted due to timeout"),
       ),
     ).toBe(true);
+    expect(testing.isRecoverableTelegramQaPollError(new Error("request timed out"))).toBe(true);
     expect(testing.isRecoverableTelegramQaPollError(new Error("AbortError"))).toBe(true);
     expect(testing.isRecoverableTelegramQaPollError(new Error("Bad Request: chat not found"))).toBe(
       false,
diff --git a/extensions/qa-lab/src/live-transports/telegram/telegram-live.runtime.ts b/extensions/qa-lab/src/live-transports/telegram/telegram-live.runtime.ts
index b2181b6cfb4..d2f89140738 100644
--- a/extensions/qa-lab/src/live-transports/telegram/telegram-live.runtime.ts
+++ b/extensions/qa-lab/src/live-transports/telegram/telegram-live.runtime.ts
@@ -5,7 +5,10 @@ import path from "node:path";
 import { promisify } from "node:util";
 import type { OpenClawConfig } from "openclaw/plugin-sdk/config-contracts";
 import { formatErrorMessage } from "openclaw/plugin-sdk/error-runtime";
-import { parseStrictPositiveInteger } from "openclaw/plugin-sdk/number-runtime";
+import {
+  parseStrictPositiveInteger,
+  resolveTimerTimeoutMs,
+} from "openclaw/plugin-sdk/number-runtime";
 import { fetchWithSsrFGuard } from "openclaw/plugin-sdk/ssrf-runtime";
 import { isRecord, uniqueStrings } from "openclaw/plugin-sdk/string-coerce-runtime";
 import { resolvePreferredOpenClawTmpDir } from "openclaw/plugin-sdk/temp-path";
@@ -773,6 +776,7 @@ async function callTelegramApi<T>(
   body?: Record<string, unknown>,
   timeoutMs = 15_000,
 ): Promise<T> {
+  const requestTimeoutMs = resolveTimerTimeoutMs(timeoutMs, 15_000);
   const { response, release } = await fetchWithSsrFGuard({
     url: `https://api.telegram.org/bot${token}/${method}`,
     init: {
@@ -782,7 +786,7 @@ async function callTelegramApi<T>(
       },
       body: JSON.stringify(body ?? {}),
     },
-    signal: AbortSignal.timeout(timeoutMs),
+    timeoutMs: requestTimeoutMs,
     policy: { hostnameAllowlist: ["api.telegram.org"] },
     auditContext: "qa-lab-telegram-live",
   });
@@ -805,6 +809,7 @@ function isRecoverableTelegramQaPollError(error: unknown): boolean {
     message.includes("fetch failed") ||
     message.includes("aborted due to timeout") ||
     message.includes("operation was aborted") ||
+    message.includes("request timed out") ||
     message.includes("aborterror") ||
     message.includes("econnreset") ||
     message.includes("etimedout") ||
diff --git a/extensions/qa-lab/src/qa-credentials-admin.runtime.test.ts b/extensions/qa-lab/src/qa-credentials-admin.runtime.test.ts
index db293af22c3..a40223c9749 100644
--- a/extensions/qa-lab/src/qa-credentials-admin.runtime.test.ts
+++ b/extensions/qa-lab/src/qa-credentials-admin.runtime.test.ts
@@ -1,4 +1,5 @@
-import { describe, expect, it, vi } from "vitest";
+import { MAX_TIMER_TIMEOUT_MS } from "openclaw/plugin-sdk/number-runtime";
+import { afterEach, describe, expect, it, vi } from "vitest";
 import {
   addQaCredentialSet,
   diagnoseQaCredentialBroker,
@@ -52,6 +53,10 @@ async function expectQaCredentialAdminError(promise: Promise<unknown>, code: str
 }
 
 describe("qa credential admin runtime", () => {
+  afterEach(() => {
+    vi.restoreAllMocks();
+  });
+
   it("adds a credential set through the admin endpoint", async () => {
     const fetchImpl = vi.fn(async (_input: RequestInfo | URL, _init?: RequestInit) =>
       jsonResponse({
@@ -151,6 +156,30 @@ describe("qa credential admin runtime", () => {
     );
   });
 
+  it("caps oversized admin HTTP timeouts before creating abort signals", async () => {
+    const timeoutController = new AbortController();
+    const timeoutSpy = vi.spyOn(AbortSignal, "timeout").mockReturnValue(timeoutController.signal);
+    const fetchImpl = vi.fn(async (_input: RequestInfo | URL, _init?: RequestInit) =>
+      jsonResponse({
+        status: "ok",
+        count: 0,
+        credentials: [],
+      }),
+    );
+
+    await listQaCredentialSets({
+      siteUrl: "https://first-schnauzer-821.convex.site",
+      env: {
+        OPENCLAW_QA_CONVEX_SECRET_MAINTAINER: "maint-secret",
+        OPENCLAW_QA_CREDENTIAL_HTTP_TIMEOUT_MS: String(Number.MAX_SAFE_INTEGER),
+      },
+      fetchImpl,
+    });
+
+    expect(timeoutSpy).toHaveBeenCalledWith(MAX_TIMER_TIMEOUT_MS);
+    expect(requireFirstFetchInit(fetchImpl).signal).toBe(timeoutController.signal);
+  });
+
   it("rejects unsafe endpoint-prefix overrides", async () => {
     await expectQaCredentialAdminError(
       listQaCredentialSets({
diff --git a/extensions/qa-lab/src/qa-credentials-admin.runtime.ts b/extensions/qa-lab/src/qa-credentials-admin.runtime.ts
index 7833f20e37c..a7f4cf70450 100644
--- a/extensions/qa-lab/src/qa-credentials-admin.runtime.ts
+++ b/extensions/qa-lab/src/qa-credentials-admin.runtime.ts
@@ -1,5 +1,6 @@
 import { randomUUID } from "node:crypto";
 import { formatErrorMessage } from "openclaw/plugin-sdk/error-runtime";
+import { resolveTimerTimeoutMs } from "openclaw/plugin-sdk/number-runtime";
 import { z } from "zod";
 import {
   joinQaCredentialEndpoint,
@@ -371,6 +372,7 @@ async function postJson<T>(params: {
   responseSchema: z.ZodType<T>;
   url: string;
 }) {
+  const httpTimeoutMs = resolveTimerTimeoutMs(params.httpTimeoutMs, DEFAULT_HTTP_TIMEOUT_MS);
   let response: Response;
   try {
     response = await params.fetchImpl(params.url, {
@@ -380,7 +382,7 @@ async function postJson<T>(params: {
         "content-type": "application/json",
       },
       body: JSON.stringify(params.body),
-      signal: AbortSignal.timeout(params.httpTimeoutMs),
+      signal: AbortSignal.timeout(httpTimeoutMs),
     });
   } catch (error) {
     throw new QaCredentialAdminError({