diff --git a/extensions/signal/src/monitor.ts b/extensions/signal/src/monitor.ts
index 9aa32731b1d..826499497d2 100644
--- a/extensions/signal/src/monitor.ts
+++ b/extensions/signal/src/monitor.ts
@@ -6,7 +6,6 @@ import {
   resolveDefaultGroupPolicy,
   warnMissingProviderGroupPolicyFallbackOnce,
 } from "openclaw/plugin-sdk/config-runtime";
-import type { BackoffPolicy } from "openclaw/plugin-sdk/infra-runtime";
 import { waitForTransportReady } from "openclaw/plugin-sdk/infra-runtime";
 import { saveMediaBuffer } from "openclaw/plugin-sdk/media-runtime";
 import { DEFAULT_GROUP_HISTORY_LIMIT, type HistoryEntry } from "openclaw/plugin-sdk/reply-history";
@@ -20,7 +19,11 @@ import {
   resolveChunkMode,
   resolveTextChunkLimit,
 } from "openclaw/plugin-sdk/reply-runtime";
-import { createNonExitingRuntime, type RuntimeEnv } from "openclaw/plugin-sdk/runtime-env";
+import {
+  createNonExitingRuntime,
+  type BackoffPolicy,
+  type RuntimeEnv,
+} from "openclaw/plugin-sdk/runtime-env";
 import { normalizeStringEntries } from "openclaw/plugin-sdk/text-runtime";
 import { normalizeE164 } from "openclaw/plugin-sdk/text-runtime";
 import { resolveSignalAccount } from "./accounts.js";
diff --git a/extensions/signal/src/sse-reconnect.ts b/extensions/signal/src/sse-reconnect.ts
index f825a211afb..7e06f3a98e7 100644
--- a/extensions/signal/src/sse-reconnect.ts
+++ b/extensions/signal/src/sse-reconnect.ts
@@ -1,7 +1,11 @@
-import type { BackoffPolicy } from "openclaw/plugin-sdk/infra-runtime";
-import { computeBackoff, sleepWithAbort } from "openclaw/plugin-sdk/infra-runtime";
-import { logVerbose, shouldLogVerbose } from "openclaw/plugin-sdk/runtime-env";
-import type { RuntimeEnv } from "openclaw/plugin-sdk/runtime-env";
+import {
+  computeBackoff,
+  logVerbose,
+  shouldLogVerbose,
+  sleepWithAbort,
+  type BackoffPolicy,
+  type RuntimeEnv,
+} from "openclaw/plugin-sdk/runtime-env";
 import { type SignalSseEvent, streamSignalEvents } from "./client.js";
 
 const DEFAULT_RECONNECT_POLICY: BackoffPolicy = {
diff --git a/extensions/slack/src/monitor/provider.ts b/extensions/slack/src/monitor/provider.ts
index 43332a202c4..80a8dadd4f4 100644
--- a/extensions/slack/src/monitor/provider.ts
+++ b/extensions/slack/src/monitor/provider.ts
@@ -16,13 +16,17 @@ import {
 } from "openclaw/plugin-sdk/config-runtime";
 import type { SessionScope } from "openclaw/plugin-sdk/config-runtime";
 import { createConnectedChannelStatusPatch } from "openclaw/plugin-sdk/gateway-runtime";
-import { computeBackoff, sleepWithAbort } from "openclaw/plugin-sdk/infra-runtime";
 import { installRequestBodyLimitGuard } from "openclaw/plugin-sdk/infra-runtime";
 import { DEFAULT_GROUP_HISTORY_LIMIT } from "openclaw/plugin-sdk/reply-history";
 import { resolveTextChunkLimit } from "openclaw/plugin-sdk/reply-runtime";
 import { normalizeMainKey } from "openclaw/plugin-sdk/routing";
 import { warn } from "openclaw/plugin-sdk/runtime-env";
-import { createNonExitingRuntime, type RuntimeEnv } from "openclaw/plugin-sdk/runtime-env";
+import {
+  computeBackoff,
+  createNonExitingRuntime,
+  sleepWithAbort,
+  type RuntimeEnv,
+} from "openclaw/plugin-sdk/runtime-env";
 import { normalizeResolvedSecretInputString } from "openclaw/plugin-sdk/secret-input";
 import { normalizeStringEntries } from "openclaw/plugin-sdk/text-runtime";
 import { resolveSlackAccount } from "../accounts.js";
diff --git a/extensions/whatsapp/src/auto-reply/monitor.ts b/extensions/whatsapp/src/auto-reply/monitor.ts
index 5a9f8e51a3b..0d7c88b5601 100644
--- a/extensions/whatsapp/src/auto-reply/monitor.ts
+++ b/extensions/whatsapp/src/auto-reply/monitor.ts
@@ -3,7 +3,6 @@ import { formatCliCommand } from "openclaw/plugin-sdk/cli-runtime";
 import { waitForever } from "openclaw/plugin-sdk/cli-runtime";
 import { hasControlCommand } from "openclaw/plugin-sdk/command-auth";
 import { loadConfig } from "openclaw/plugin-sdk/config-runtime";
-import { formatDurationPrecise } from "openclaw/plugin-sdk/infra-runtime";
 import { enqueueSystemEvent } from "openclaw/plugin-sdk/infra-runtime";
 import { DEFAULT_GROUP_HISTORY_LIMIT } from "openclaw/plugin-sdk/reply-history";
 import { getReplyFromConfig } from "openclaw/plugin-sdk/reply-runtime";
@@ -11,7 +10,11 @@ import { resolveAgentRoute } from "openclaw/plugin-sdk/routing";
 import { logVerbose } from "openclaw/plugin-sdk/runtime-env";
 import { registerUnhandledRejectionHandler } from "openclaw/plugin-sdk/runtime-env";
 import { getChildLogger } from "openclaw/plugin-sdk/runtime-env";
-import { defaultRuntime, type RuntimeEnv } from "openclaw/plugin-sdk/runtime-env";
+import {
+  defaultRuntime,
+  formatDurationPrecise,
+  type RuntimeEnv,
+} from "openclaw/plugin-sdk/runtime-env";
 import { resolveWhatsAppAccount, resolveWhatsAppMediaMaxBytes } from "../accounts.js";
 import { setActiveWebListener } from "../active-listener.js";
 import { monitorWebInbox } from "../inbound.js";
diff --git a/extensions/whatsapp/src/reconnect.ts b/extensions/whatsapp/src/reconnect.ts
index e5e34888cef..f8a43af512b 100644
--- a/extensions/whatsapp/src/reconnect.ts
+++ b/extensions/whatsapp/src/reconnect.ts
@@ -1,7 +1,10 @@
 import { randomUUID } from "node:crypto";
 import type { OpenClawConfig } from "openclaw/plugin-sdk/config-runtime";
-import type { BackoffPolicy } from "openclaw/plugin-sdk/infra-runtime";
-import { computeBackoff, sleepWithAbort } from "openclaw/plugin-sdk/infra-runtime";
+import {
+  computeBackoff,
+  sleepWithAbort,
+  type BackoffPolicy,
+} from "openclaw/plugin-sdk/runtime-env";
 import { clamp } from "openclaw/plugin-sdk/text-runtime";
 
 export type ReconnectPolicy = BackoffPolicy & {