diff --git a/extensions/google/speech-provider.ts b/extensions/google/speech-provider.ts
index 482444945fb6..c24191bdfe56 100644
--- a/extensions/google/speech-provider.ts
+++ b/extensions/google/speech-provider.ts
@@ -7,6 +7,7 @@ import {
   sanitizeConfiguredModelProviderRequest,
 } from "openclaw/plugin-sdk/provider-http";
 import type { OpenClawConfig } from "openclaw/plugin-sdk/provider-onboard";
+import { retryAsync } from "openclaw/plugin-sdk/retry-runtime";
 import { normalizeResolvedSecretInputString } from "openclaw/plugin-sdk/secret-input";
 import type {
   SpeechDirectiveTokenParseContext,
@@ -495,18 +496,11 @@ async function synthesizeGoogleTtsPcm(params: {
   speakerName?: string;
   timeoutMs: number;
 }): Promise<Buffer> {
-  let lastError: unknown;
-  for (let attempt = 0; attempt < 2; attempt += 1) {
-    try {
-      return await synthesizeGoogleTtsPcmOnce(params);
-    } catch (err) {
-      lastError = err;
-      if (!isGoogleTtsRetryableError(err) || attempt > 0) {
-        throw err;
-      }
-    }
-  }
-  throw lastError instanceof Error ? lastError : new Error(String(lastError));
+  return await retryAsync(() => synthesizeGoogleTtsPcmOnce(params), {
+    attempts: 2,
+    minDelayMs: 0,
+    shouldRetry: isGoogleTtsRetryableError,
+  });
 }
 
 type GoogleTtsSynthesisRequest = Pick<
diff --git a/extensions/msteams/src/messenger.ts b/extensions/msteams/src/messenger.ts
index 51e5b3577281..bd3dc1f8662f 100644
--- a/extensions/msteams/src/messenger.ts
+++ b/extensions/msteams/src/messenger.ts
@@ -9,8 +9,9 @@ import {
   resolveSendableOutboundReplyParts,
   type ReplyPayload,
 } from "openclaw/plugin-sdk/reply-payload";
+import { retryAsync } from "openclaw/plugin-sdk/retry-runtime";
+import { sleepWithAbort } from "openclaw/plugin-sdk/runtime-env";
 import { normalizeOptionalLowercaseString } from "openclaw/plugin-sdk/string-coerce-runtime";
-import { sleep } from "openclaw/plugin-sdk/text-utility-runtime";
 import { loadWebMedia } from "openclaw/plugin-sdk/web-media";
 import type { MarkdownTableMode, MSTeamsReplyStyle, OpenClawConfig } from "../runtime-api.js";
 import { AI_GENERATED_ENTITY } from "./ai-entity.js";
@@ -211,10 +212,6 @@ function computeRetryDelayMs(
   return clampMs(exponential, opts.maxDelayMs);
 }
 
-function shouldRetry(classification: ReturnType<typeof classifyMSTeamsSendError>): boolean {
-  return classification.kind === "replay-safe";
-}
-
 export function renderReplyPayloadsToMessages(
   replies: ReplyPayload[],
   options: MSTeamsReplyRenderOptions,
@@ -428,34 +425,25 @@ export async function sendMSTeamsMessages(params: {
       return await sendOnce();
     }
 
-    for (const attempt of Array.from(
-      { length: retryOptions.maxAttempts },
-      (_, index) => index + 1,
-    )) {
-      try {
-        return await sendOnce();
-      } catch (err) {
-        const classification = classifyMSTeamsSendError(err);
-        const canRetry = attempt < retryOptions.maxAttempts && shouldRetry(classification);
-        if (!canRetry) {
-          throw err;
-        }
-
-        const delayMs = computeRetryDelayMs(attempt, classification, retryOptions);
-        const nextAttempt = attempt + 1;
+    return await retryAsync(sendOnce, {
+      attempts: retryOptions.maxAttempts,
+      minDelayMs: 0,
+      maxDelayMs: retryOptions.maxDelayMs,
+      shouldRetry: (err) => classifyMSTeamsSendError(err).kind === "replay-safe",
+      delayMs: ({ attempt, err }) =>
+        computeRetryDelayMs(attempt, classifyMSTeamsSendError(err), retryOptions),
+      onRetry: ({ attempt, err, delayMs }) => {
         params.onRetry?.({
           messageIndex: meta.messageIndex,
           messageCount: meta.messageCount,
-          nextAttempt,
+          nextAttempt: attempt + 1,
           maxAttempts: retryOptions.maxAttempts,
           delayMs,
-          classification,
+          classification: classifyMSTeamsSendError(err),
         });
-
-        await sleep(delayMs);
-      }
-    }
-    throw new Error("unreachable Teams send retry loop exit");
+      },
+      sleep: (delayMs) => sleepWithAbort(delayMs),
+    });
   };
 
   let providerDispatchStarted = false;
diff --git a/extensions/nostr/src/nostr-cursor.ts b/extensions/nostr/src/nostr-cursor.ts
index 467b340c5c38..b1c0815459ce 100644
--- a/extensions/nostr/src/nostr-cursor.ts
+++ b/extensions/nostr/src/nostr-cursor.ts
@@ -1,4 +1,6 @@
 import type { Event } from "nostr-tools";
+import { retryAsync } from "openclaw/plugin-sdk/retry-runtime";
+import { sleepWithAbort } from "openclaw/plugin-sdk/runtime-env";
 
 const CURSOR_WRITE_RETRY_MS = [0, 100, 300] as const;
 const CURSOR_RECOVERY_RETRY_MS = 1_000;
@@ -72,21 +74,16 @@ export function createNostrCursorStateWriter(options: {
   let recoveryFlush: Promise<void> | undefined;
 
   const writeWithRetry = async (cursor: number): Promise<void> => {
-    let lastError: unknown;
-    for (const delayMs of CURSOR_WRITE_RETRY_MS) {
-      if (delayMs > 0) {
-        await new Promise((resolve) => {
-          setTimeout(resolve, delayMs);
-        });
-      }
-      try {
-        await options.write(cursor);
-        return;
-      } catch (error) {
-        lastError = error;
-      }
+    try {
+      await retryAsync(() => options.write(cursor), {
+        attempts: CURSOR_WRITE_RETRY_MS.length,
+        minDelayMs: 0,
+        delayMs: ({ attempt }) => CURSOR_WRITE_RETRY_MS[attempt] ?? 0,
+        sleep: (delayMs) => sleepWithAbort(delayMs),
+      });
+    } catch (error) {
+      throw new Error("Nostr cursor state write failed.", { cause: error });
     }
-    throw new Error("Nostr cursor state write failed.", { cause: lastError });
   };
 
   const enqueueWrite = (cursor: number): Promise<void> => {
diff --git a/extensions/nostr/src/nostr-ingress.ts b/extensions/nostr/src/nostr-ingress.ts
index d1bc93437ffe..76297d5cc739 100644
--- a/extensions/nostr/src/nostr-ingress.ts
+++ b/extensions/nostr/src/nostr-ingress.ts
@@ -8,6 +8,8 @@ import {
   type ChannelIngressQueue,
 } from "openclaw/plugin-sdk/channel-outbound";
 import { formatErrorMessage } from "openclaw/plugin-sdk/error-runtime";
+import { retryAsync } from "openclaw/plugin-sdk/retry-runtime";
+import { sleepWithAbort } from "openclaw/plugin-sdk/runtime-env";
 import {
   inspectNostrIngressEvent,
   isNostrIngressRecord,
@@ -246,28 +248,29 @@ export function createNostrIngress(options: {
       );
     }
 
-    let lastError: unknown;
-    for (const delayMs of NOSTR_INGRESS_APPEND_RETRY_MS) {
-      if (delayMs > 0) {
-        await new Promise((resolve) => {
-          setTimeout(resolve, delayMs);
-        });
-      }
-      try {
-        const result = await getQueue().enqueue(prepared.facts.eventId, prepared.payload, {
-          receivedAt: prepared.receivedAt,
-          laneKey: prepared.facts.laneKey,
-        });
-        options.afterDurableAppend(prepared.event);
-        monitor.requestDrain();
-        return result.kind === "accepted" ? "accepted" : "duplicate";
-      } catch (error) {
-        lastError = error;
-      }
+    try {
+      return await retryAsync(
+        async () => {
+          const result = await getQueue().enqueue(prepared.facts.eventId, prepared.payload, {
+            receivedAt: prepared.receivedAt,
+            laneKey: prepared.facts.laneKey,
+          });
+          options.afterDurableAppend(prepared.event);
+          monitor.requestDrain();
+          return result.kind === "accepted" ? "accepted" : "duplicate";
+        },
+        {
+          attempts: NOSTR_INGRESS_APPEND_RETRY_MS.length,
+          minDelayMs: 0,
+          delayMs: ({ attempt }) => NOSTR_INGRESS_APPEND_RETRY_MS[attempt] ?? 0,
+          sleep: (delayMs) => sleepWithAbort(delayMs),
+        },
+      );
+    } catch (error) {
+      throw new Error(`Nostr durable admission failed: ${formatErrorMessage(error)}`, {
+        cause: error,
+      });
     }
-    throw new Error(`Nostr durable admission failed: ${formatErrorMessage(lastError)}`, {
-      cause: lastError,
-    });
   };
 
   return {
diff --git a/extensions/openai/realtime-quicksilver-sideband.ts b/extensions/openai/realtime-quicksilver-sideband.ts
index a199ce59dc90..9fdb53ad5fa7 100644
--- a/extensions/openai/realtime-quicksilver-sideband.ts
+++ b/extensions/openai/realtime-quicksilver-sideband.ts
@@ -1,3 +1,4 @@
+import { sleepWithAbort } from "openclaw/plugin-sdk/runtime-env";
 import type { ClientOptions, RawData } from "ws";
 import {
   openAIQuicksilverAuthHeaders,
@@ -128,38 +129,6 @@ function waitForSocketOpen(params: {
   });
 }
 
-function waitForRetryDelay(ms: number, signal: AbortSignal): Promise<void> {
-  return new Promise((resolve, reject) => {
-    // Typed as Error so the rejection reason is provably an Error at the call site;
-    // onAbort normalizes a non-Error AbortSignal reason before it reaches here.
-    const finish = (error?: Error) => {
-      clearTimeout(timer);
-      signal.removeEventListener("abort", onAbort);
-      if (error) {
-        reject(error);
-      } else {
-        resolve();
-      }
-    };
-    const onAbort = () => {
-      const reason = signal.reason;
-      finish(
-        reason instanceof Error
-          ? reason
-          : new Error(reason === undefined ? "GPT-Live session stopped" : String(reason), {
-              cause: reason,
-            }),
-      );
-    };
-    const timer = setTimeout(() => finish(), ms);
-    timer.unref?.();
-    signal.addEventListener("abort", onAbort, { once: true });
-    if (signal.aborted) {
-      onAbort();
-    }
-  });
-}
-
 export async function connectOpenAIQuicksilverSideband(params: {
   auth: OpenAIQuicksilverAuth;
   createSocket: OpenAIQuicksilverSocketFactory;
@@ -226,7 +195,16 @@ export async function connectOpenAIQuicksilverSideband(params: {
         throw params.signal.reason;
       }
       if (attempt + 1 < SIDEBAND_CONNECT_ATTEMPTS) {
-        await waitForRetryDelay(SIDEBAND_RETRY_BASE_MS * 2 ** attempt, params.signal);
+        await sleepWithAbort(SIDEBAND_RETRY_BASE_MS * 2 ** attempt, params.signal, {
+          ref: false,
+        }).catch(() => {
+          const reason = params.signal.reason;
+          throw reason instanceof Error
+            ? reason
+            : new Error(reason === undefined ? "GPT-Live session stopped" : String(reason), {
+                cause: reason,
+              });
+        });
       }
     }
   }
diff --git a/extensions/slack/src/client-delivery.ts b/extensions/slack/src/client-delivery.ts
index cff078b655c0..17aa8c64c38c 100644
--- a/extensions/slack/src/client-delivery.ts
+++ b/extensions/slack/src/client-delivery.ts
@@ -9,7 +9,8 @@ import {
 import { buildTimeoutAbortSignal } from "openclaw/plugin-sdk/extension-shared";
 import { withTrustedEnvProxyGuardedFetchMode } from "openclaw/plugin-sdk/fetch-runtime";
 import { extensionForMime } from "openclaw/plugin-sdk/media-mime";
-import { logVerbose } from "openclaw/plugin-sdk/runtime-env";
+import { retryAsync } from "openclaw/plugin-sdk/retry-runtime";
+import { logVerbose, sleepWithAbort } from "openclaw/plugin-sdk/runtime-env";
 import { fetchWithSsrFGuard, type SsrFPolicy } from "openclaw/plugin-sdk/ssrf-runtime";
 import { formatSlackError } from "./errors.js";
 import {
@@ -78,12 +79,6 @@ function hasSlackDnsRequestSignal(err: unknown): boolean {
   return false;
 }
 
-function delaySlackDnsRetry(attempt: number): Promise<void> {
-  return new Promise((resolve) => {
-    setTimeout(resolve, SLACK_DNS_RETRY_BASE_DELAY_MS * Math.max(1, attempt));
-  });
-}
-
 function resolveSlackUploadTimeoutLogUrl(url: string): string | undefined {
   // Slack puts the upload capability in the URL path. Timeout diagnostics may
   // name the origin, but must not retain that capability-bearing path.
@@ -197,20 +192,18 @@ export async function withSlackDnsRequestRetry<T>(
   operation: string,
   fn: () => Promise<T>,
 ): Promise<T> {
-  for (const attempt of Array.from({ length: SLACK_DNS_RETRY_ATTEMPTS + 1 }, (_, index) => index)) {
-    try {
-      return await fn();
-    } catch (err) {
-      if (attempt >= SLACK_DNS_RETRY_ATTEMPTS || !hasSlackDnsRequestSignal(err)) {
-        throw err;
-      }
+  return await retryAsync(fn, {
+    attempts: SLACK_DNS_RETRY_ATTEMPTS + 1,
+    minDelayMs: 0,
+    shouldRetry: hasSlackDnsRequestSignal,
+    delayMs: ({ attempt }) => SLACK_DNS_RETRY_BASE_DELAY_MS * Math.max(1, attempt),
+    onRetry: ({ attempt }) => {
       logVerbose(
-        `slack send: retrying ${operation} after transient DNS request error (${attempt + 1}/${SLACK_DNS_RETRY_ATTEMPTS})`,
+        `slack send: retrying ${operation} after transient DNS request error (${attempt}/${SLACK_DNS_RETRY_ATTEMPTS})`,
       );
-      await delaySlackDnsRetry(attempt + 1);
-    }
-  }
-  throw new Error("unreachable Slack DNS retry loop exit");
+    },
+    sleep: (delayMs) => sleepWithAbort(delayMs),
+  });
 }
 
 export function requireSlackPostMessageTimestamp(
diff --git a/extensions/synology-chat/src/client.ts b/extensions/synology-chat/src/client.ts
index 893f14ead0a1..cf29b125d1e1 100644
--- a/extensions/synology-chat/src/client.ts
+++ b/extensions/synology-chat/src/client.ts
@@ -9,8 +9,8 @@ import { collectErrorGraphCandidates, extractErrorCode } from "openclaw/plugin-s
 import { safeParseJsonWithSchema, safeParseWithSchema } from "openclaw/plugin-sdk/extension-shared";
 import { parseStrictNonNegativeInteger } from "openclaw/plugin-sdk/number-runtime";
 import { readByteStreamWithLimit } from "openclaw/plugin-sdk/response-limit-runtime";
-import { classifyTransientNetworkErrorCode } from "openclaw/plugin-sdk/retry-runtime";
-import { sleep } from "openclaw/plugin-sdk/runtime-env";
+import { classifyTransientNetworkErrorCode, retryAsync } from "openclaw/plugin-sdk/retry-runtime";
+import { sleep, sleepWithAbort } from "openclaw/plugin-sdk/runtime-env";
 import { formatErrorMessage } from "openclaw/plugin-sdk/ssrf-runtime";
 import { normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/string-coerce-runtime";
 import { chunkTextForOutbound } from "openclaw/plugin-sdk/text-chunking";
@@ -149,24 +149,26 @@ export async function sendMessage(
     // Synology Chat API requires numeric user_ids to specify the recipient.
     const body = buildWebhookBody({ text: chunk }, userId);
     // Retry only proven pre-connect failures; ambiguous webhook replays can duplicate messages.
-    for (let attempt = 0; attempt < 3; attempt++) {
-      await waitForSendSlot();
-      await onPlatformSendDispatch?.();
-      try {
-        const result = await doPost(incomingUrl, body, allowInsecureSsl);
-        if (result === "accepted") {
-          break;
-        }
-        return false;
-      } catch (error) {
-        if (!isProvenPreConnectFailure(error)) {
-          return false;
-        }
-      }
-      if (attempt === 2) {
-        return false;
-      }
-      await sleep(300 * 2 ** attempt);
+    await waitForSendSlot();
+    await onPlatformSendDispatch?.();
+    let result: SynologyHostedFileSendResult["status"];
+    try {
+      result = await retryAsync(() => doPost(incomingUrl, body, allowInsecureSsl), {
+        attempts: 3,
+        minDelayMs: 0,
+        shouldRetry: isProvenPreConnectFailure,
+        delayMs: ({ attempt }) => 300 * 2 ** (attempt - 1),
+        sleep: async (delayMs) => {
+          await sleepWithAbort(delayMs);
+          await waitForSendSlot();
+          await onPlatformSendDispatch?.();
+        },
+      });
+    } catch {
+      return false;
+    }
+    if (result !== "accepted") {
+      return false;
     }
   }
   return true;
diff --git a/extensions/tlon/src/monitor/index.ts b/extensions/tlon/src/monitor/index.ts
index 731e17655276..40c234fa389f 100644
--- a/extensions/tlon/src/monitor/index.ts
+++ b/extensions/tlon/src/monitor/index.ts
@@ -13,6 +13,7 @@ import {
 } from "openclaw/plugin-sdk/channel-outbound";
 import { formatErrorMessage } from "openclaw/plugin-sdk/error-runtime";
 import type { GetReplyOptions, ReplyPayload } from "openclaw/plugin-sdk/reply-runtime";
+import { retryAsync } from "openclaw/plugin-sdk/retry-runtime";
 import type { RuntimeEnv } from "openclaw/plugin-sdk/runtime";
 import { sleepWithAbort } from "openclaw/plugin-sdk/runtime-env";
 import {
@@ -108,29 +109,34 @@ export async function monitorTlonProvider(opts: MonitorTlonOpts = {}): Promise<v
 
   // Helper to authenticate with retry logic
   async function authenticateWithRetry(maxAttempts = 10): Promise<string> {
-    for (const attempt of Array.from(
-      { length: Math.max(1, maxAttempts) },
-      (_, index) => index + 1,
-    )) {
-      if (opts.abortSignal?.aborted) {
-        throw new Error("Aborted while waiting to authenticate");
-      }
-      try {
-        runtime.log?.(`[tlon] Attempting authentication to ${accountUrl}...`);
-        return await authenticate(accountUrl, accountCode, { ssrfPolicy });
-      } catch (error: unknown) {
-        runtime.error?.(
-          `[tlon] Failed to authenticate (attempt ${attempt}): ${formatErrorMessage(error)}`,
-        );
-        if (attempt >= maxAttempts) {
+    let authAttempt = 0;
+    return await retryAsync(
+      async () => {
+        authAttempt += 1;
+        if (opts.abortSignal?.aborted) {
+          throw new Error("Aborted while waiting to authenticate");
+        }
+        try {
+          runtime.log?.(`[tlon] Attempting authentication to ${accountUrl}...`);
+          return await authenticate(accountUrl, accountCode, { ssrfPolicy });
+        } catch (error: unknown) {
+          runtime.error?.(
+            `[tlon] Failed to authenticate (attempt ${authAttempt}): ${formatErrorMessage(error)}`,
+          );
           throw error;
         }
-        const delay = Math.min(30000, 1000 * 2 ** (attempt - 1));
-        runtime.log?.(`[tlon] Retrying authentication in ${delay}ms...`);
-        await sleepWithAbort(delay, opts.abortSignal);
-      }
-    }
-    throw new Error("unreachable Tlon authentication retry loop exit");
+      },
+      {
+        attempts: Math.max(1, maxAttempts),
+        minDelayMs: 0,
+        shouldRetry: () => !opts.abortSignal?.aborted,
+        delayMs: ({ attempt }) => Math.min(30_000, 1_000 * 2 ** (attempt - 1)),
+        onRetry: ({ delayMs }) => {
+          runtime.log?.(`[tlon] Retrying authentication in ${delayMs}ms...`);
+        },
+        sleep: (delayMs) => sleepWithAbort(delayMs, opts.abortSignal),
+      },
+    );
   }
 
   let api: UrbitSSEClient | null = null;
diff --git a/extensions/voice-call/src/providers/twilio.ts b/extensions/voice-call/src/providers/twilio.ts
index 145fcd15cf91..8910a7438f97 100644
--- a/extensions/voice-call/src/providers/twilio.ts
+++ b/extensions/voice-call/src/providers/twilio.ts
@@ -1,6 +1,6 @@
 // Voice Call plugin module implements twilio behavior.
 import crypto from "node:crypto";
-import { setTimeout as sleep } from "node:timers/promises";
+import { retryAsync } from "openclaw/plugin-sdk/retry-runtime";
 import { sleepWithAbort } from "openclaw/plugin-sdk/runtime-env";
 import { safeEqualSecret } from "openclaw/plugin-sdk/security-runtime";
 import { normalizeOptionalString } from "openclaw/plugin-sdk/string-coerce-runtime";
@@ -246,21 +246,18 @@ export class TwilioProvider implements VoiceCallProvider {
     twiml: string,
     operation: string,
   ): Promise<void> {
-    for (const retryDelayMs of TWILIO_CALL_UPDATE_RETRY_DELAYS_MS) {
-      try {
-        await this.apiRequest(`/Calls/${providerCallId}.json`, { Twiml: twiml });
-        return;
-      } catch (err) {
-        if (!isTwilioCallNotInProgressError(err)) {
-          throw err;
-        }
+    await retryAsync(() => this.apiRequest(`/Calls/${providerCallId}.json`, { Twiml: twiml }), {
+      attempts: TWILIO_CALL_UPDATE_RETRY_DELAYS_MS.length + 1,
+      minDelayMs: 0,
+      shouldRetry: isTwilioCallNotInProgressError,
+      delayMs: ({ attempt }) => TWILIO_CALL_UPDATE_RETRY_DELAYS_MS[attempt - 1] ?? 0,
+      onRetry: ({ delayMs }) => {
         console.warn(
-          `[voice-call] Twilio ${operation} update hit call state race (21220); retrying in ${retryDelayMs}ms`,
+          `[voice-call] Twilio ${operation} update hit call state race (21220); retrying in ${delayMs}ms`,
         );
-        await sleep(retryDelayMs);
-      }
-    }
-    await this.apiRequest(`/Calls/${providerCallId}.json`, { Twiml: twiml });
+      },
+      sleep: (delayMs) => sleepWithAbort(delayMs),
+    });
   }
 
   /**