diff --git a/extensions/browser/src/browser/chrome-mcp.runtime.ts b/extensions/browser/src/browser/chrome-mcp.runtime.ts
new file mode 100644
index 00000000000..ec40536e4ee
--- /dev/null
+++ b/extensions/browser/src/browser/chrome-mcp.runtime.ts
@@ -0,0 +1,5 @@
+export type ChromeMcpModule = typeof import("./chrome-mcp.js");
+
+export async function getChromeMcpModule(): Promise<ChromeMcpModule> {
+  return await import("./chrome-mcp.js");
+}
diff --git a/extensions/browser/src/browser/server-context.availability.ts b/extensions/browser/src/browser/server-context.availability.ts
index 541496bf402..e72cab21a3f 100644
--- a/extensions/browser/src/browser/server-context.availability.ts
+++ b/extensions/browser/src/browser/server-context.availability.ts
@@ -8,11 +8,7 @@ import {
   resolveCdpReachabilityTimeouts,
 } from "./cdp-timeouts.js";
 import { redactCdpUrl } from "./cdp.helpers.js";
-import {
-  closeChromeMcpSession,
-  ensureChromeMcpAvailable,
-  listChromeMcpTabs,
-} from "./chrome-mcp.js";
+import { getChromeMcpModule } from "./chrome-mcp.runtime.js";
 import {
   diagnoseChromeCdp,
   formatChromeCdpDiagnostic,
@@ -78,6 +74,7 @@ export function createProfileAvailability({
   const isReachable = async (timeoutMs?: number) => {
     if (capabilities.usesChromeMcp) {
       // listChromeMcpTabs creates the session if needed — no separate ensureChromeMcpAvailable call required
+      const { listChromeMcpTabs } = await getChromeMcpModule();
       await listChromeMcpTabs(profile.name, profile.userDataDir);
       return true;
     }
@@ -155,6 +152,7 @@ export function createProfileAvailability({
       setProfileRunning(null);
     }
     if (getBrowserProfileCapabilities(previousProfile).usesChromeMcp) {
+      const { closeChromeMcpSession } = await getChromeMcpModule();
       await closeChromeMcpSession(previousProfile.name).catch(() => false);
     }
     await closePlaywrightBrowserConnectionForProfile(previousProfile.cdpUrl);
@@ -191,6 +189,7 @@ export function createProfileAvailability({
     let lastError: unknown;
     while (Date.now() < deadlineMs) {
       try {
+        const { listChromeMcpTabs } = await getChromeMcpModule();
         await listChromeMcpTabs(profile.name, profile.userDataDir);
         return;
       } catch (err) {
@@ -209,6 +208,7 @@ export function createProfileAvailability({
           `Browser user data directory not found for profile "${profile.name}": ${profile.userDataDir}`,
         );
       }
+      const { ensureChromeMcpAvailable } = await getChromeMcpModule();
       await ensureChromeMcpAvailable(profile.name, profile.userDataDir);
       await waitForChromeMcpReadyAfterAttach();
       return;
@@ -308,6 +308,7 @@ export function createProfileAvailability({
   const stopRunningBrowser = async (): Promise<{ stopped: boolean }> => {
     await reconcileProfileRuntime();
     if (capabilities.usesChromeMcp) {
+      const { closeChromeMcpSession } = await getChromeMcpModule();
       const stopped = await closeChromeMcpSession(profile.name);
       return { stopped };
     }
diff --git a/extensions/browser/src/browser/server-context.selection.ts b/extensions/browser/src/browser/server-context.selection.ts
index 5a78e66bcbc..e17294dc046 100644
--- a/extensions/browser/src/browser/server-context.selection.ts
+++ b/extensions/browser/src/browser/server-context.selection.ts
@@ -2,7 +2,7 @@ import { normalizeOptionalString } from "openclaw/plugin-sdk/text-runtime";
 import type { SsrFPolicy } from "../infra/net/ssrf.js";
 import { fetchOk, normalizeCdpHttpBaseForJsonEndpoints } from "./cdp.helpers.js";
 import { appendCdpPath } from "./cdp.js";
-import { closeChromeMcpTab, focusChromeMcpTab } from "./chrome-mcp.js";
+import { getChromeMcpModule } from "./chrome-mcp.runtime.js";
 import type { ResolvedBrowserProfile } from "./config.js";
 import { BrowserTabNotFoundError, BrowserTargetAmbiguousError } from "./errors.js";
 import { getBrowserProfileCapabilities } from "./profile-capabilities.js";
@@ -98,6 +98,7 @@ export function createProfileSelectionOps({
     const resolvedTargetId = await resolveTargetIdOrThrow(targetId);
 
     if (capabilities.usesChromeMcp) {
+      const { focusChromeMcpTab } = await getChromeMcpModule();
       await focusChromeMcpTab(profile.name, resolvedTargetId, profile.userDataDir);
       const profileState = getProfileState();
       profileState.lastTargetId = resolvedTargetId;
@@ -134,6 +135,7 @@ export function createProfileSelectionOps({
     const resolvedTargetId = await resolveTargetIdOrThrow(targetId);
 
     if (capabilities.usesChromeMcp) {
+      const { closeChromeMcpTab } = await getChromeMcpModule();
       await closeChromeMcpTab(profile.name, resolvedTargetId, profile.userDataDir);
       return;
     }
diff --git a/extensions/browser/src/browser/server-context.tab-ops.ts b/extensions/browser/src/browser/server-context.tab-ops.ts
index f91bcadb4cd..2909b82aee4 100644
--- a/extensions/browser/src/browser/server-context.tab-ops.ts
+++ b/extensions/browser/src/browser/server-context.tab-ops.ts
@@ -7,7 +7,7 @@ import {
   normalizeCdpHttpBaseForJsonEndpoints,
 } from "./cdp.helpers.js";
 import { appendCdpPath, createTargetViaCdp, normalizeCdpWsUrl } from "./cdp.js";
-import { listChromeMcpTabs, openChromeMcpTab } from "./chrome-mcp.js";
+import { getChromeMcpModule } from "./chrome-mcp.runtime.js";
 import type { ResolvedBrowserProfile } from "./config.js";
 import {
   assertBrowserNavigationAllowed,
@@ -74,6 +74,7 @@ export function createProfileTabOps({
 
   const listTabs = async (): Promise<BrowserTab[]> => {
     if (capabilities.usesChromeMcp) {
+      const { listChromeMcpTabs } = await getChromeMcpModule();
       return await listChromeMcpTabs(profile.name, profile.userDataDir);
     }
 
@@ -155,6 +156,7 @@ export function createProfileTabOps({
 
     if (capabilities.usesChromeMcp) {
       await assertBrowserNavigationAllowed({ url, ...ssrfPolicyOpts });
+      const { openChromeMcpTab } = await getChromeMcpModule();
       const page = await openChromeMcpTab(profile.name, url, profile.userDataDir);
       const profileState = getProfileState();
       profileState.lastTargetId = page.targetId;
diff --git a/extensions/msteams/src/attachments/graph.test.ts b/extensions/msteams/src/attachments/graph.test.ts
index 6e2ad08a108..37f83b19841 100644
--- a/extensions/msteams/src/attachments/graph.test.ts
+++ b/extensions/msteams/src/attachments/graph.test.ts
@@ -20,7 +20,7 @@ vi.mock("./shared.js", async (importOriginal) => {
   };
 });
 
-vi.mock("../../runtime-api.js", () => ({
+vi.mock("openclaw/plugin-sdk/ssrf-runtime", () => ({
   fetchWithSsrFGuard: vi.fn(),
 }));
 
@@ -48,7 +48,7 @@ vi.mock("./remote-media.js", () => ({
   downloadAndStoreMSTeamsRemoteMedia: vi.fn(),
 }));
 
-import { fetchWithSsrFGuard } from "../../runtime-api.js";
+import { fetchWithSsrFGuard } from "openclaw/plugin-sdk/ssrf-runtime";
 import { downloadMSTeamsGraphMedia } from "./graph.js";
 import { downloadAndStoreMSTeamsRemoteMedia } from "./remote-media.js";
 import { safeFetchWithPolicy } from "./shared.js";
diff --git a/extensions/msteams/src/attachments/graph.ts b/extensions/msteams/src/attachments/graph.ts
index a52b574bf26..ddb9b3149a4 100644
--- a/extensions/msteams/src/attachments/graph.ts
+++ b/extensions/msteams/src/attachments/graph.ts
@@ -1,9 +1,9 @@
+import { fetchWithSsrFGuard, type SsrFPolicy } from "openclaw/plugin-sdk/ssrf-runtime";
 import {
   normalizeLowercaseStringOrEmpty,
   normalizeOptionalLowercaseString,
   normalizeOptionalString,
 } from "openclaw/plugin-sdk/text-runtime";
-import { fetchWithSsrFGuard, type SsrFPolicy } from "../../runtime-api.js";
 import { getMSTeamsRuntime } from "../runtime.js";
 import { ensureUserAgentHeader } from "../user-agent.js";
 import { downloadMSTeamsAttachments } from "./download.js";
diff --git a/extensions/msteams/src/messenger.ts b/extensions/msteams/src/messenger.ts
index e74e165ddda..5b151c27794 100644
--- a/extensions/msteams/src/messenger.ts
+++ b/extensions/msteams/src/messenger.ts
@@ -1,15 +1,15 @@
-import { normalizeOptionalLowercaseString } from "openclaw/plugin-sdk/text-runtime";
 import {
-  type ChunkMode,
   isSilentReplyText,
-  loadWebMedia,
-  type MarkdownTableMode,
-  type MSTeamsReplyStyle,
-  type ReplyPayload,
-  resolveSendableOutboundReplyParts,
   SILENT_REPLY_TOKEN,
-  sleep,
-} from "../runtime-api.js";
+  type ChunkMode,
+} from "openclaw/plugin-sdk/reply-chunking";
+import {
+  resolveSendableOutboundReplyParts,
+  type ReplyPayload,
+} from "openclaw/plugin-sdk/reply-payload";
+import { normalizeOptionalLowercaseString, sleep } from "openclaw/plugin-sdk/text-runtime";
+import { loadWebMedia } from "openclaw/plugin-sdk/web-media";
+import type { MarkdownTableMode, MSTeamsReplyStyle } from "../runtime-api.js";
 import type { MSTeamsAccessTokenProvider } from "./attachments/types.js";
 import type { StoredConversationReference } from "./conversation-store.js";
 import { classifyMSTeamsSendError } from "./errors.js";
diff --git a/extensions/msteams/src/monitor-handler.adaptive-card.test.ts b/extensions/msteams/src/monitor-handler.adaptive-card.test.ts
index 09b2bb328f6..0a64298c13e 100644
--- a/extensions/msteams/src/monitor-handler.adaptive-card.test.ts
+++ b/extensions/msteams/src/monitor-handler.adaptive-card.test.ts
@@ -17,10 +17,8 @@ const runtimeApiMockState = vi.hoisted(() => ({
   })),
 }));
 
-vi.mock("../runtime-api.js", async () => {
-  const actual = await vi.importActual<typeof import("../runtime-api.js")>("../runtime-api.js");
+vi.mock("openclaw/plugin-sdk/inbound-reply-dispatch", () => {
   return {
-    ...actual,
     dispatchReplyFromConfigWithSettledDispatcher:
       runtimeApiMockState.dispatchReplyFromConfigWithSettledDispatcher,
   };
diff --git a/extensions/msteams/src/monitor-handler/message-handler-mock-support.test-support.ts b/extensions/msteams/src/monitor-handler/message-handler-mock-support.test-support.ts
index 2a673ca6be6..7666841db7c 100644
--- a/extensions/msteams/src/monitor-handler/message-handler-mock-support.test-support.ts
+++ b/extensions/msteams/src/monitor-handler/message-handler-mock-support.test-support.ts
@@ -12,11 +12,8 @@ export function getRuntimeApiMockState() {
   return runtimeApiMockState;
 }
 
-vi.mock("../../runtime-api.js", async () => {
-  const actual =
-    await vi.importActual<typeof import("../../runtime-api.js")>("../../runtime-api.js");
+vi.mock("openclaw/plugin-sdk/inbound-reply-dispatch", () => {
   return {
-    ...actual,
     dispatchReplyFromConfigWithSettledDispatcher:
       runtimeApiMockState.dispatchReplyFromConfigWithSettledDispatcher,
   };
diff --git a/extensions/msteams/src/monitor-handler/message-handler.ts b/extensions/msteams/src/monitor-handler/message-handler.ts
index 587397abe91..79b3f030849 100644
--- a/extensions/msteams/src/monitor-handler/message-handler.ts
+++ b/extensions/msteams/src/monitor-handler/message-handler.ts
@@ -1,20 +1,24 @@
+import { formatAllowlistMatchMeta } from "openclaw/plugin-sdk/allow-from";
 import { resolveInboundMentionDecision } from "openclaw/plugin-sdk/channel-inbound";
+import {
+  logInboundDrop,
+  resolveInboundSessionEnvelopeContext,
+} from "openclaw/plugin-sdk/channel-inbound";
+import { resolveDualTextControlCommandGate } from "openclaw/plugin-sdk/command-gating";
+import {
+  filterSupplementalContextItems,
+  resolveChannelContextVisibilityMode,
+  shouldIncludeSupplementalContext,
+} from "openclaw/plugin-sdk/context-visibility-runtime";
+import { evaluateSenderGroupAccessForPolicy } from "openclaw/plugin-sdk/group-access";
+import { dispatchReplyFromConfigWithSettledDispatcher } from "openclaw/plugin-sdk/inbound-reply-dispatch";
 import {
   buildPendingHistoryContextFromMap,
   clearHistoryEntriesIfEnabled,
-  dispatchReplyFromConfigWithSettledDispatcher,
   DEFAULT_GROUP_HISTORY_LIMIT,
-  logInboundDrop,
-  evaluateSenderGroupAccessForPolicy,
-  filterSupplementalContextItems,
   recordPendingHistoryEntryIfEnabled,
-  resolveChannelContextVisibilityMode,
-  resolveDualTextControlCommandGate,
-  resolveInboundSessionEnvelopeContext,
-  shouldIncludeSupplementalContext,
-  formatAllowlistMatchMeta,
   type HistoryEntry,
-} from "../../runtime-api.js";
+} from "openclaw/plugin-sdk/reply-history";
 import {
   buildMSTeamsAttachmentPlaceholder,
   buildMSTeamsMediaPayload,