diff --git a/extensions/feishu/src/bot-identity-cache.test.ts b/extensions/feishu/src/bot-identity-cache.test.ts
new file mode 100644
index 000000000000..f3aa2b29cec4
--- /dev/null
+++ b/extensions/feishu/src/bot-identity-cache.test.ts
@@ -0,0 +1,90 @@
+// Feishu tests cover provider-verified bot identity cache behavior.
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
+import { readCachedFeishuBotIdentity, writeCachedFeishuBotIdentity } from "./bot-identity-cache.js";
+
+const cacheHarness = vi.hoisted(() => ({
+  entries: new Map<string, unknown>(),
+  openKeyedStore: vi.fn(),
+}));
+
+vi.mock("./runtime.js", () => ({
+  getFeishuRuntime: () => ({
+    state: {
+      openKeyedStore: cacheHarness.openKeyedStore,
+    },
+  }),
+}));
+
+beforeEach(() => {
+  cacheHarness.entries.clear();
+  cacheHarness.openKeyedStore.mockReset().mockReturnValue({
+    lookup: vi.fn(async (key: string) => cacheHarness.entries.get(key)),
+    register: vi.fn(async (key: string, value: unknown) => {
+      cacheHarness.entries.set(key, value);
+    }),
+  });
+});
+
+afterEach(() => {
+  vi.useRealTimers();
+});
+
+describe("Feishu bot identity cache", () => {
+  it("persists provider-verified identity in a bounded plugin-state namespace", async () => {
+    vi.useFakeTimers();
+    vi.setSystemTime(new Date("2026-07-22T23:00:00.000Z"));
+
+    await writeCachedFeishuBotIdentity({
+      accountId: "person-2",
+      appId: "cli_person_2",
+      botOpenId: "ou_bot_person_2",
+      botName: "OpenClaw QA",
+    });
+
+    await expect(
+      readCachedFeishuBotIdentity({ accountId: "person-2", appId: "cli_person_2" }),
+    ).resolves.toEqual({
+      botOpenId: "ou_bot_person_2",
+      botName: "OpenClaw QA",
+      fetchedAt: "2026-07-22T23:00:00.000Z",
+    });
+    expect(cacheHarness.openKeyedStore).toHaveBeenCalledWith({
+      namespace: "feishu.bot-identity-cache",
+      maxEntries: 128,
+    });
+  });
+
+  it("keeps identity across secret rotation but rejects a different app id", async () => {
+    await writeCachedFeishuBotIdentity({
+      accountId: "person-2",
+      appId: "cli_person_2",
+      botOpenId: "ou_bot_person_2",
+    });
+
+    await expect(
+      readCachedFeishuBotIdentity({ accountId: "person-2", appId: "cli_person_2" }),
+    ).resolves.toMatchObject({ botOpenId: "ou_bot_person_2" });
+    await expect(
+      readCachedFeishuBotIdentity({ accountId: "person-2", appId: "cli_replacement" }),
+    ).resolves.toBeNull();
+  });
+
+  it("rejects malformed or incomplete persisted values", async () => {
+    cacheHarness.entries.set("person-2", {
+      appId: "cli_person_2",
+      botOpenId: "ou_bot_person_2",
+      fetchedAt: "not-a-date",
+    });
+
+    await expect(
+      readCachedFeishuBotIdentity({ accountId: "person-2", appId: "cli_person_2" }),
+    ).resolves.toBeNull();
+  });
+
+  it("does not persist an identity without both app and bot ids", async () => {
+    await writeCachedFeishuBotIdentity({ accountId: "person-2", botOpenId: "ou_bot_person_2" });
+    await writeCachedFeishuBotIdentity({ accountId: "person-2", appId: "cli_person_2" });
+
+    expect(cacheHarness.entries.size).toBe(0);
+  });
+});
diff --git a/extensions/feishu/src/bot-identity-cache.ts b/extensions/feishu/src/bot-identity-cache.ts
new file mode 100644
index 000000000000..ce3f65994570
--- /dev/null
+++ b/extensions/feishu/src/bot-identity-cache.ts
@@ -0,0 +1,85 @@
+// Feishu plugin module implements provider-verified bot identity cache behavior.
+import { normalizeAccountId } from "openclaw/plugin-sdk/account-resolution";
+import { normalizeOptionalString } from "openclaw/plugin-sdk/string-coerce-runtime";
+import { getFeishuRuntime } from "./runtime.js";
+
+const FEISHU_BOT_IDENTITY_CACHE_NAMESPACE = "feishu.bot-identity-cache";
+const FEISHU_BOT_IDENTITY_CACHE_MAX_ENTRIES = 128;
+
+type FeishuBotIdentityCacheState = {
+  appId: string;
+  botOpenId: string;
+  botName?: string;
+  fetchedAt: string;
+};
+
+export type CachedFeishuBotIdentity = {
+  botOpenId: string;
+  botName?: string;
+  fetchedAt: string;
+};
+
+function openFeishuBotIdentityCache() {
+  return getFeishuRuntime().state.openKeyedStore<FeishuBotIdentityCacheState>({
+    namespace: FEISHU_BOT_IDENTITY_CACHE_NAMESPACE,
+    maxEntries: FEISHU_BOT_IDENTITY_CACHE_MAX_ENTRIES,
+  });
+}
+
+function parseCachedFeishuBotIdentity(value: unknown): FeishuBotIdentityCacheState | null {
+  if (!value || typeof value !== "object") {
+    return null;
+  }
+  const state = value as Partial<FeishuBotIdentityCacheState>;
+  const appId = normalizeOptionalString(state.appId);
+  const botOpenId = normalizeOptionalString(state.botOpenId);
+  const botName = normalizeOptionalString(state.botName);
+  const fetchedAt = normalizeOptionalString(state.fetchedAt);
+  if (!appId || !botOpenId || !fetchedAt || Number.isNaN(Date.parse(fetchedAt))) {
+    return null;
+  }
+  return { appId, botOpenId, botName, fetchedAt };
+}
+
+export async function readCachedFeishuBotIdentity(params: {
+  accountId: string;
+  appId?: string;
+}): Promise<CachedFeishuBotIdentity | null> {
+  const appId = normalizeOptionalString(params.appId);
+  if (!appId) {
+    return null;
+  }
+  const cached = parseCachedFeishuBotIdentity(
+    await openFeishuBotIdentityCache().lookup(normalizeAccountId(params.accountId)),
+  );
+  // The app id is the stable provider identity boundary. Secret rotation keeps
+  // this cache valid; changing apps must never reuse another bot's identity.
+  if (!cached || cached.appId !== appId) {
+    return null;
+  }
+  return {
+    botOpenId: cached.botOpenId,
+    botName: cached.botName,
+    fetchedAt: cached.fetchedAt,
+  };
+}
+
+export async function writeCachedFeishuBotIdentity(params: {
+  accountId: string;
+  appId?: string;
+  botOpenId?: string;
+  botName?: string;
+}): Promise<void> {
+  const appId = normalizeOptionalString(params.appId);
+  const botOpenId = normalizeOptionalString(params.botOpenId);
+  if (!appId || !botOpenId) {
+    return;
+  }
+  const botName = normalizeOptionalString(params.botName);
+  await openFeishuBotIdentityCache().register(normalizeAccountId(params.accountId), {
+    appId,
+    botOpenId,
+    botName,
+    fetchedAt: new Date().toISOString(),
+  });
+}
diff --git a/extensions/feishu/src/monitor.account.ts b/extensions/feishu/src/monitor.account.ts
index b969682ca5cf..b191e9ac698c 100644
--- a/extensions/feishu/src/monitor.account.ts
+++ b/extensions/feishu/src/monitor.account.ts
@@ -459,7 +459,12 @@ function registerEventHandlers(
 }
 
 type BotOpenIdSource =
-  | { kind: "prefetched"; botOpenId?: string; botName?: string }
+  | {
+      kind: "prefetched";
+      botOpenId?: string;
+      botName?: string;
+      source?: "provider" | "cache";
+    }
   | { kind: "fetch" };
 
 type MonitorSingleAccountParams = {
@@ -486,13 +491,23 @@ export async function monitorSingleAccount(params: MonitorSingleAccountParams):
   const botOpenIdSource = params.botOpenIdSource ?? { kind: "fetch" };
   const botIdentity =
     botOpenIdSource.kind === "prefetched"
-      ? { botOpenId: botOpenIdSource.botOpenId, botName: botOpenIdSource.botName }
+      ? {
+          botOpenId: botOpenIdSource.botOpenId,
+          botName: botOpenIdSource.botName,
+          source: botOpenIdSource.source,
+        }
       : await fetchBotIdentityForMonitor(account, { runtime, abortSignal });
   const { botOpenId } = applyBotIdentityState(accountId, botIdentity);
   log(`feishu[${accountId}]: bot open_id resolved: ${botOpenId ?? "unknown"}`);
 
-  if (!botOpenId && !abortSignal?.aborted) {
-    startBotIdentityRecovery({ account, accountId, runtime, abortSignal });
+  if ((!botOpenId || botIdentity.source === "cache") && !abortSignal?.aborted) {
+    startBotIdentityRecovery({
+      account,
+      accountId,
+      runtime,
+      abortSignal,
+      currentSource: botIdentity.source,
+    });
   }
 
   const connectionMode = account.config.connectionMode ?? "websocket";
diff --git a/extensions/feishu/src/monitor.bot-identity.test.ts b/extensions/feishu/src/monitor.bot-identity.test.ts
new file mode 100644
index 000000000000..9fb827d9108d
--- /dev/null
+++ b/extensions/feishu/src/monitor.bot-identity.test.ts
@@ -0,0 +1,74 @@
+// Feishu tests cover background bot identity recovery behavior.
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
+import type { RuntimeEnv } from "../runtime-api.js";
+import { startBotIdentityRecovery } from "./monitor.bot-identity.js";
+
+const fetchBotIdentityForMonitorMock = vi.hoisted(() => vi.fn());
+const setFeishuBotIdentityStateMock = vi.hoisted(() => vi.fn());
+
+vi.mock("./monitor.startup.js", () => ({
+  fetchBotIdentityForMonitor: fetchBotIdentityForMonitorMock,
+}));
+
+vi.mock("./monitor.state.js", () => ({
+  setFeishuBotIdentityState: setFeishuBotIdentityStateMock,
+}));
+
+beforeEach(() => {
+  vi.useFakeTimers();
+  fetchBotIdentityForMonitorMock.mockReset();
+  setFeishuBotIdentityStateMock.mockReset();
+});
+
+afterEach(() => {
+  vi.useRealTimers();
+});
+
+describe("Feishu bot identity recovery", () => {
+  it("bypasses cache and stops only after a provider-verified refresh", async () => {
+    fetchBotIdentityForMonitorMock
+      .mockResolvedValueOnce({ botOpenId: "ou_cached", source: "cache" })
+      .mockResolvedValueOnce({
+        botOpenId: "ou_provider",
+        botName: "OpenClaw QA",
+        source: "provider",
+      });
+    const runtime = {
+      log: vi.fn(),
+      error: vi.fn(),
+    } as unknown as RuntimeEnv;
+
+    startBotIdentityRecovery({
+      account: {
+        accountId: "person-2",
+        appId: "cli_person_2",
+        appSecret: "secret_person_2", // pragma: allowlist secret
+      } as never,
+      accountId: "person-2",
+      runtime,
+      currentSource: "cache",
+    });
+
+    await vi.advanceTimersByTimeAsync(60_000);
+    expect(fetchBotIdentityForMonitorMock).toHaveBeenCalledTimes(1);
+    expect(fetchBotIdentityForMonitorMock).toHaveBeenLastCalledWith(
+      expect.anything(),
+      expect.objectContaining({ allowCachedFallback: false }),
+    );
+    expect(runtime.log).not.toHaveBeenCalledWith(
+      expect.stringContaining("recovered via background retry"),
+    );
+    expect(setFeishuBotIdentityStateMock).not.toHaveBeenCalled();
+
+    await vi.advanceTimersByTimeAsync(120_000);
+    expect(fetchBotIdentityForMonitorMock).toHaveBeenCalledTimes(2);
+    expect(runtime.log).toHaveBeenCalledWith(
+      "feishu[person-2]: bot open_id recovered via background retry: ou_provider",
+    );
+    expect(setFeishuBotIdentityStateMock).toHaveBeenCalledTimes(1);
+    expect(setFeishuBotIdentityStateMock).toHaveBeenLastCalledWith("person-2", {
+      botOpenId: "ou_provider",
+      botName: "OpenClaw QA",
+    });
+  });
+});
diff --git a/extensions/feishu/src/monitor.bot-identity.ts b/extensions/feishu/src/monitor.bot-identity.ts
index fee5f92d8103..807fbe1988bc 100644
--- a/extensions/feishu/src/monitor.bot-identity.ts
+++ b/extensions/feishu/src/monitor.bot-identity.ts
@@ -13,13 +13,13 @@ const BOT_IDENTITY_RETRY_DELAYS_MS = [60_000, 120_000, 300_000, 600_000, 900_000
 export function applyBotIdentityState(
   accountId: string,
   identity: FeishuMonitorBotIdentity,
-): { botOpenId?: string; botName?: string } {
+): FeishuMonitorBotIdentity {
   const botOpenId = normalizeOptionalString(identity.botOpenId);
   const botName = normalizeOptionalString(identity.botName);
 
   setFeishuBotIdentityState(accountId, { botOpenId: botOpenId ?? "", botName });
 
-  return { botOpenId, botName };
+  return { botOpenId, botName, source: botOpenId ? identity.source : undefined };
 }
 
 async function retryBotIdentityProbe(
@@ -42,9 +42,13 @@ async function retryBotIdentityProbe(
       return;
     }
 
-    const identity = await fetchBotIdentityForMonitor(account, { runtime, abortSignal });
-    const resolved = applyBotIdentityState(accountId, identity);
-    if (resolved.botOpenId) {
+    const identity = await fetchBotIdentityForMonitor(account, {
+      runtime,
+      abortSignal,
+      allowCachedFallback: false,
+    });
+    if (normalizeOptionalString(identity.botOpenId) && identity.source === "provider") {
+      const resolved = applyBotIdentityState(accountId, identity);
       log(
         `feishu[${accountId}]: bot open_id recovered via background retry: ${resolved.botOpenId}`,
       );
@@ -69,16 +73,20 @@ export function startBotIdentityRecovery(params: {
   accountId: string;
   runtime?: RuntimeEnv;
   abortSignal?: AbortSignal;
+  currentSource?: FeishuMonitorBotIdentity["source"];
 }): void {
-  const { account, accountId, runtime, abortSignal } = params;
+  const { account, accountId, runtime, abortSignal, currentSource } = params;
   const log = runtime?.log ?? console.log;
 
+  const identityState = currentSource === "cache" ? "loaded from cache" : "unknown";
   log(
-    `feishu[${accountId}]: bot open_id unknown; starting background retry (delays: ${BOT_IDENTITY_RETRY_DELAYS_MS.map((delay) => `${delay / 1000}s`).join(", ")})`,
-  );
-  log(
-    `feishu[${accountId}]: requireMention group messages stay gated until bot identity recovery succeeds`,
+    `feishu[${accountId}]: bot open_id ${identityState}; starting background provider refresh (delays: ${BOT_IDENTITY_RETRY_DELAYS_MS.map((delay) => `${delay / 1000}s`).join(", ")})`,
   );
+  if (currentSource !== "cache") {
+    log(
+      `feishu[${accountId}]: requireMention group messages stay gated until bot identity recovery succeeds`,
+    );
+  }
 
   void retryBotIdentityProbe(account, accountId, runtime, abortSignal);
 }
diff --git a/extensions/feishu/src/monitor.comment.test.ts b/extensions/feishu/src/monitor.comment.test.ts
index def450f9d18f..0b173a70894f 100644
--- a/extensions/feishu/src/monitor.comment.test.ts
+++ b/extensions/feishu/src/monitor.comment.test.ts
@@ -858,7 +858,7 @@ describe("resolveDriveCommentEventTurn", () => {
     expect(turn).toBeNull();
   });
 
-  it("skips comment notices when bot open_id is unavailable", async () => {
+  it("uses a mentioned event recipient when startup bot identity is unavailable", async () => {
     const turn = await resolveDriveCommentEventTurn({
       cfg: buildMonitorConfig(),
       accountId: "default",
@@ -867,6 +867,67 @@ describe("resolveDriveCommentEventTurn", () => {
       createClient: () => makeOpenApiClient({}) as never,
     });
 
+    expect(turn?.senderId).toBe("ou_509d4d7ace4a9addec2312676ffcba9b");
+  });
+
+  it("uses the event recipient to reject self-authored cold-start notices", async () => {
+    const turn = await resolveDriveCommentEventTurn({
+      cfg: buildMonitorConfig(),
+      accountId: "default",
+      event: makeDriveCommentEvent({
+        notice_meta: {
+          ...makeDriveCommentEvent().notice_meta,
+          from_user_id: { open_id: "ou_bot" },
+        },
+      }),
+      botOpenId: undefined,
+      createClient: () => makeOpenApiClient({}) as never,
+    });
+
+    expect(turn).toBeNull();
+  });
+
+  it("prefers startup bot identity over a mismatched event recipient", async () => {
+    const turn = await resolveDriveCommentEventTurn({
+      cfg: buildMonitorConfig(),
+      accountId: "default",
+      event: makeDriveCommentEvent({
+        notice_meta: {
+          ...makeDriveCommentEvent().notice_meta,
+          from_user_id: { open_id: "ou_configured_bot" },
+          to_user_id: { open_id: "ou_other_bot" },
+        },
+      }),
+      botOpenId: "ou_configured_bot",
+      createClient: () => makeOpenApiClient({}) as never,
+    });
+
+    expect(turn).toBeNull();
+  });
+
+  it.each([
+    {
+      name: "not explicitly mentioned",
+      event: makeDriveCommentEvent({ is_mentioned: false }),
+    },
+    {
+      name: "missing recipient identity",
+      event: makeDriveCommentEvent({
+        notice_meta: {
+          ...makeDriveCommentEvent().notice_meta,
+          to_user_id: undefined,
+        },
+      }),
+    },
+  ])("skips a cold-start comment notice when $name", async ({ event }) => {
+    const turn = await resolveDriveCommentEventTurn({
+      cfg: buildMonitorConfig(),
+      accountId: "default",
+      event,
+      botOpenId: undefined,
+      createClient: () => makeOpenApiClient({}) as never,
+    });
+
     expect(turn).toBeNull();
   });
 });
diff --git a/extensions/feishu/src/monitor.comment.ts b/extensions/feishu/src/monitor.comment.ts
index cb4f4738eb71..a020dec20cdf 100644
--- a/extensions/feishu/src/monitor.comment.ts
+++ b/extensions/feishu/src/monitor.comment.ts
@@ -1255,14 +1255,21 @@ async function resolveDriveCommentEventCore(params: ResolveDriveCommentEventPara
     logger?.(`feishu[${accountId}]: unsupported drive comment notice type ${noticeType}`);
     return null;
   }
-  if (!botOpenId) {
+  const configuredBotOpenId = botOpenId?.trim();
+  const eventRecipientBotOpenId = event.notice_meta?.to_user_id?.open_id?.trim();
+  // Mentioned comment notices identify their recipient even when the startup
+  // identity probe is unavailable. Keep this fallback event-local so an
+  // unverified envelope can never seed process or persisted bot identity.
+  const effectiveBotOpenId =
+    configuredBotOpenId || (event.is_mentioned === true ? eventRecipientBotOpenId : undefined);
+  if (!effectiveBotOpenId) {
     logger?.(
       `feishu[${accountId}]: skipping drive comment notice because bot open_id is unavailable ` +
         `event=${eventId}`,
     );
     return null;
   }
-  if (senderId === botOpenId) {
+  if (senderId === effectiveBotOpenId) {
     logger?.(
       `feishu[${accountId}]: ignoring self-authored drive comment notice event=${eventId} sender=${senderId}`,
     );
@@ -1280,7 +1287,7 @@ async function resolveDriveCommentEventCore(params: ResolveDriveCommentEventPara
     fileType,
     commentId,
     replyId,
-    botOpenIds: [botOpenId, event.notice_meta?.to_user_id?.open_id],
+    botOpenIds: [effectiveBotOpenId, event.notice_meta?.to_user_id?.open_id],
     timeoutMs: verificationTimeoutMs,
     logger,
     accountId,
diff --git a/extensions/feishu/src/monitor.startup.test.ts b/extensions/feishu/src/monitor.startup.test.ts
index 6b1c655d6562..2eaf4dca41b7 100644
--- a/extensions/feishu/src/monitor.startup.test.ts
+++ b/extensions/feishu/src/monitor.startup.test.ts
@@ -9,12 +9,19 @@ import { fetchBotIdentityForMonitor } from "./monitor.startup.js";
 
 const probeFeishuMock = vi.hoisted(() => vi.fn());
 const registerFeishuAiAgentMock = vi.hoisted(() => vi.fn());
+const readCachedFeishuBotIdentityMock = vi.hoisted(() => vi.fn());
+const writeCachedFeishuBotIdentityMock = vi.hoisted(() => vi.fn());
 
 vi.mock("./probe.js", () => ({
   probeFeishu: probeFeishuMock,
   registerFeishuAiAgent: registerFeishuAiAgentMock,
 }));
 
+vi.mock("./bot-identity-cache.js", () => ({
+  readCachedFeishuBotIdentity: readCachedFeishuBotIdentityMock,
+  writeCachedFeishuBotIdentity: writeCachedFeishuBotIdentityMock,
+}));
+
 vi.mock("./client.js", async () => {
   const { createFeishuClientMockModule } = await import("./monitor.test-mocks.js");
   return createFeishuClientMockModule();
@@ -30,6 +37,8 @@ beforeAll(async () => {
 
 beforeEach(() => {
   registerFeishuAiAgentMock.mockResolvedValue({ ok: true });
+  readCachedFeishuBotIdentityMock.mockReset().mockResolvedValue(null);
+  writeCachedFeishuBotIdentityMock.mockReset().mockResolvedValue(undefined);
 });
 
 function buildMultiAccountWebsocketConfig(accountIds: string[]): ClawdbotConfig {
@@ -218,7 +227,13 @@ describe("Feishu monitor startup preflight", () => {
         appId: "cli_alpha",
         appSecret: "secret_alpha", // pragma: allowlist secret
       } as never),
-    ).resolves.toEqual({ botOpenId: "bot_alpha", botName: "Alpha" });
+    ).resolves.toEqual({ botOpenId: "bot_alpha", botName: "Alpha", source: "provider" });
+    expect(writeCachedFeishuBotIdentityMock).toHaveBeenCalledWith({
+      accountId: "alpha",
+      appId: "cli_alpha",
+      botOpenId: "bot_alpha",
+      botName: "Alpha",
+    });
   });
 
   it("keeps standard bot identity when AI-agent registration is unavailable", async () => {
@@ -239,7 +254,7 @@ describe("Feishu monitor startup preflight", () => {
         } as never,
         { runtime },
       ),
-    ).resolves.toEqual({ botOpenId: "bot_alpha", botName: "Alpha" });
+    ).resolves.toEqual({ botOpenId: "bot_alpha", botName: "Alpha", source: "provider" });
     await vi.waitFor(() => {
       expect(runtime.log).toHaveBeenCalledWith(
         "feishu[alpha]: AI-agent registration unavailable (api-error); continuing with standard bot identity",
@@ -247,6 +262,110 @@ describe("Feishu monitor startup preflight", () => {
     });
   });
 
+  it("falls back to cached identity without treating it as a fresh provider result", async () => {
+    probeFeishuMock.mockResolvedValue({ ok: false, error: "rate limited" });
+    readCachedFeishuBotIdentityMock.mockResolvedValue({
+      botOpenId: "bot_alpha",
+      botName: "Alpha",
+      fetchedAt: "2026-07-22T23:00:00.000Z",
+    });
+    const runtime = createNonExitingRuntimeEnv();
+
+    await expect(
+      fetchBotIdentityForMonitor(
+        {
+          accountId: "alpha",
+          appId: "cli_alpha",
+          appSecret: "rotated_secret_alpha", // pragma: allowlist secret
+        } as never,
+        { runtime },
+      ),
+    ).resolves.toEqual({ botOpenId: "bot_alpha", botName: "Alpha", source: "cache" });
+    expect(writeCachedFeishuBotIdentityMock).not.toHaveBeenCalled();
+    expect(runtime.log).toHaveBeenCalledWith(
+      "feishu[alpha]: using cached provider-verified bot identity while the fresh probe is unavailable",
+    );
+  });
+
+  it("bypasses cached identity during background provider refresh", async () => {
+    probeFeishuMock.mockResolvedValue({ ok: false, error: "rate limited" });
+
+    await expect(
+      fetchBotIdentityForMonitor(
+        {
+          accountId: "alpha",
+          appId: "cli_alpha",
+          appSecret: "secret_alpha", // pragma: allowlist secret
+        } as never,
+        { allowCachedFallback: false },
+      ),
+    ).resolves.toEqual({});
+    expect(readCachedFeishuBotIdentityMock).not.toHaveBeenCalled();
+  });
+
+  it("keeps cache read and write failures best-effort", async () => {
+    const runtime = createNonExitingRuntimeEnv();
+    probeFeishuMock.mockResolvedValueOnce({
+      ok: true,
+      botOpenId: "bot_alpha",
+      botName: "Alpha",
+    });
+    writeCachedFeishuBotIdentityMock.mockRejectedValueOnce(new Error("state unavailable"));
+
+    await expect(
+      fetchBotIdentityForMonitor(
+        {
+          accountId: "alpha",
+          appId: "cli_alpha",
+          appSecret: "secret_alpha", // pragma: allowlist secret
+        } as never,
+        { runtime },
+      ),
+    ).resolves.toEqual({ botOpenId: "bot_alpha", botName: "Alpha", source: "provider" });
+
+    probeFeishuMock.mockResolvedValueOnce({ ok: false, error: "rate limited" });
+    readCachedFeishuBotIdentityMock.mockRejectedValueOnce(new Error("state unavailable"));
+    await expect(
+      fetchBotIdentityForMonitor(
+        {
+          accountId: "alpha",
+          appId: "cli_alpha",
+          appSecret: "secret_alpha", // pragma: allowlist secret
+        } as never,
+        { runtime },
+      ),
+    ).resolves.toEqual({});
+  });
+
+  it("starts a provider refresh while a cached identity keeps ingress available", async () => {
+    probeFeishuMock.mockResolvedValue({ ok: false, error: "rate limited" });
+    readCachedFeishuBotIdentityMock.mockResolvedValue({
+      botOpenId: "bot_alpha",
+      botName: "Alpha",
+      fetchedAt: "2026-07-22T23:00:00.000Z",
+    });
+    const abortController = new AbortController();
+    const runtime = createNonExitingRuntimeEnv();
+    const monitorPromise = monitorFeishuProvider({
+      config: buildMultiAccountWebsocketConfig(["alpha"]),
+      runtime,
+      abortSignal: abortController.signal,
+    });
+
+    try {
+      await vi.waitFor(() => {
+        expect(runtime.log).toHaveBeenCalledWith(
+          expect.stringContaining(
+            "feishu[alpha]: bot open_id loaded from cache; starting background provider refresh",
+          ),
+        );
+      });
+    } finally {
+      abortController.abort();
+      await monitorPromise;
+    }
+  });
+
   it("stops sequential preflight when aborted during probe", async () => {
     const started: string[] = [];
     probeFeishuMock.mockImplementation(
diff --git a/extensions/feishu/src/monitor.startup.ts b/extensions/feishu/src/monitor.startup.ts
index f3cf538f5ecd..9f866c6282e9 100644
--- a/extensions/feishu/src/monitor.startup.ts
+++ b/extensions/feishu/src/monitor.startup.ts
@@ -1,6 +1,10 @@
 // Feishu plugin module implements monitor.startup behavior.
-import { normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/string-coerce-runtime";
+import {
+  normalizeLowercaseStringOrEmpty,
+  normalizeOptionalString,
+} from "openclaw/plugin-sdk/string-coerce-runtime";
 import type { RuntimeEnv } from "../runtime-api.js";
+import { readCachedFeishuBotIdentity, writeCachedFeishuBotIdentity } from "./bot-identity-cache.js";
 import { resolveStartupProbeTimeoutMs } from "./monitor-startup-timeout.js";
 import { probeFeishu, registerFeishuAiAgent } from "./probe.js";
 import type { ResolvedFeishuAccount } from "./types.js";
@@ -11,11 +15,13 @@ type FetchBotOpenIdOptions = {
   runtime?: RuntimeEnv;
   abortSignal?: AbortSignal;
   timeoutMs?: number;
+  allowCachedFallback?: boolean;
 };
 
 export type FeishuMonitorBotIdentity = {
   botOpenId?: string;
   botName?: string;
+  source?: "provider" | "cache";
 };
 
 function isTimeoutErrorMessage(message: string | undefined): boolean {
@@ -27,6 +33,50 @@ function isAbortErrorMessage(message: string | undefined): boolean {
   return normalizeLowercaseStringOrEmpty(message).includes("aborted");
 }
 
+async function writeProviderBotIdentityCache(params: {
+  account: ResolvedFeishuAccount;
+  botOpenId?: string;
+  botName?: string;
+  runtime?: RuntimeEnv;
+}): Promise<void> {
+  try {
+    await writeCachedFeishuBotIdentity({
+      accountId: params.account.accountId,
+      appId: params.account.appId,
+      botOpenId: params.botOpenId,
+      botName: params.botName,
+    });
+  } catch {
+    params.runtime?.log?.(
+      `feishu[${params.account.accountId}]: bot identity cache write failed; continuing startup`,
+    );
+  }
+}
+
+async function readProviderBotIdentityCache(params: {
+  account: ResolvedFeishuAccount;
+  runtime?: RuntimeEnv;
+}): Promise<FeishuMonitorBotIdentity> {
+  try {
+    const cached = await readCachedFeishuBotIdentity({
+      accountId: params.account.accountId,
+      appId: params.account.appId,
+    });
+    if (!cached) {
+      return {};
+    }
+    params.runtime?.log?.(
+      `feishu[${params.account.accountId}]: using cached provider-verified bot identity while the fresh probe is unavailable`,
+    );
+    return { botOpenId: cached.botOpenId, botName: cached.botName, source: "cache" };
+  } catch {
+    params.runtime?.log?.(
+      `feishu[${params.account.accountId}]: bot identity cache read failed; continuing without cached identity`,
+    );
+    return {};
+  }
+}
+
 export async function fetchBotIdentityForMonitor(
   account: ResolvedFeishuAccount,
   options: FetchBotOpenIdOptions = {},
@@ -58,7 +108,17 @@ export async function fetchBotIdentityForMonitor(
           `feishu[${account.accountId}]: AI-agent registration failed unexpectedly; continuing with standard bot identity`,
         );
       });
-    return { botOpenId: result.botOpenId, botName: result.botName };
+    await writeProviderBotIdentityCache({
+      account,
+      botOpenId: result.botOpenId,
+      botName: result.botName,
+      runtime: options.runtime,
+    });
+    return {
+      botOpenId: normalizeOptionalString(result.botOpenId),
+      botName: normalizeOptionalString(result.botName),
+      source: "provider",
+    };
   }
 
   const probeError = result.error ?? undefined;
@@ -72,5 +132,8 @@ export async function fetchBotIdentityForMonitor(
       `feishu[${account.accountId}]: bot info probe timed out after ${timeoutMs}ms; continuing startup`,
     );
   }
-  return {};
+  if (options.allowCachedFallback === false) {
+    return {};
+  }
+  return readProviderBotIdentityCache({ account, runtime: options.runtime });
 }
diff --git a/extensions/feishu/src/monitor.ts b/extensions/feishu/src/monitor.ts
index 7b8aae3e7d08..009811236b0a 100644
--- a/extensions/feishu/src/monitor.ts
+++ b/extensions/feishu/src/monitor.ts
@@ -82,7 +82,7 @@ export async function monitorFeishuProvider(opts: MonitorFeishuOpts = {}): Promi
     }
 
     // Probe sequentially so large multi-account startups do not burst Feishu's bot-info endpoint.
-    const { botOpenId, botName } = await fetchBotIdentityForMonitor(account, {
+    const { botOpenId, botName, source } = await fetchBotIdentityForMonitor(account, {
       runtime: opts.runtime,
       abortSignal: opts.abortSignal,
     });
@@ -99,7 +99,7 @@ export async function monitorFeishuProvider(opts: MonitorFeishuOpts = {}): Promi
         channelRuntime: opts.channelRuntime,
         runtime: opts.runtime,
         abortSignal: opts.abortSignal,
-        botOpenIdSource: { kind: "prefetched", botOpenId, botName },
+        botOpenIdSource: { kind: "prefetched", botOpenId, botName, source },
         ...(opts.statusSink ? { statusSink: opts.statusSink } : {}),
       }),
     );