diff --git a/extensions/bluebubbles/src/targets.ts b/extensions/bluebubbles/src/targets.ts
index 738e144da3..72b25087b6 100644
--- a/extensions/bluebubbles/src/targets.ts
+++ b/extensions/bluebubbles/src/targets.ts
@@ -1,3 +1,10 @@
+import {
+  parseChatAllowTargetPrefixes,
+  parseChatTargetPrefixesOrThrow,
+  resolveServicePrefixedAllowTarget,
+  resolveServicePrefixedTarget,
+} from "openclaw/plugin-sdk";
+
 export type BlueBubblesService = "imessage" | "sms" | "auto";
 
 export type BlueBubblesTarget =
@@ -205,54 +212,30 @@ export function parseBlueBubblesTarget(raw: string): BlueBubblesTarget {
   }
   const lower = trimmed.toLowerCase();
 
-  for (const { prefix, service } of SERVICE_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const remainder = stripPrefix(trimmed, prefix);
-      if (!remainder) {
-        throw new Error(`${prefix} target is required`);
-      }
-      const remainderLower = remainder.toLowerCase();
-      const isChatTarget =
-        CHAT_ID_PREFIXES.some((p) => remainderLower.startsWith(p)) ||
-        CHAT_GUID_PREFIXES.some((p) => remainderLower.startsWith(p)) ||
-        CHAT_IDENTIFIER_PREFIXES.some((p) => remainderLower.startsWith(p)) ||
-        remainderLower.startsWith("group:");
-      if (isChatTarget) {
-        return parseBlueBubblesTarget(remainder);
-      }
-      return { kind: "handle", to: remainder, service };
-    }
+  const servicePrefixed = resolveServicePrefixedTarget({
+    trimmed,
+    lower,
+    servicePrefixes: SERVICE_PREFIXES,
+    isChatTarget: (remainderLower) =>
+      CHAT_ID_PREFIXES.some((p) => remainderLower.startsWith(p)) ||
+      CHAT_GUID_PREFIXES.some((p) => remainderLower.startsWith(p)) ||
+      CHAT_IDENTIFIER_PREFIXES.some((p) => remainderLower.startsWith(p)) ||
+      remainderLower.startsWith("group:"),
+    parseTarget: parseBlueBubblesTarget,
+  });
+  if (servicePrefixed) {
+    return servicePrefixed;
   }
 
-  for (const prefix of CHAT_ID_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const value = stripPrefix(trimmed, prefix);
-      const chatId = Number.parseInt(value, 10);
-      if (!Number.isFinite(chatId)) {
-        throw new Error(`Invalid chat_id: ${value}`);
-      }
-      return { kind: "chat_id", chatId };
-    }
-  }
-
-  for (const prefix of CHAT_GUID_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const value = stripPrefix(trimmed, prefix);
-      if (!value) {
-        throw new Error("chat_guid is required");
-      }
-      return { kind: "chat_guid", chatGuid: value };
-    }
-  }
-
-  for (const prefix of CHAT_IDENTIFIER_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const value = stripPrefix(trimmed, prefix);
-      if (!value) {
-        throw new Error("chat_identifier is required");
-      }
-      return { kind: "chat_identifier", chatIdentifier: value };
-    }
+  const chatTarget = parseChatTargetPrefixesOrThrow({
+    trimmed,
+    lower,
+    chatIdPrefixes: CHAT_ID_PREFIXES,
+    chatGuidPrefixes: CHAT_GUID_PREFIXES,
+    chatIdentifierPrefixes: CHAT_IDENTIFIER_PREFIXES,
+  });
+  if (chatTarget) {
+    return chatTarget;
   }
 
   if (lower.startsWith("group:")) {
@@ -293,42 +276,25 @@ export function parseBlueBubblesAllowTarget(raw: string): BlueBubblesAllowTarget
   }
   const lower = trimmed.toLowerCase();
 
-  for (const { prefix } of SERVICE_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const remainder = stripPrefix(trimmed, prefix);
-      if (!remainder) {
-        return { kind: "handle", handle: "" };
-      }
-      return parseBlueBubblesAllowTarget(remainder);
-    }
+  const servicePrefixed = resolveServicePrefixedAllowTarget({
+    trimmed,
+    lower,
+    servicePrefixes: SERVICE_PREFIXES,
+    parseAllowTarget: parseBlueBubblesAllowTarget,
+  });
+  if (servicePrefixed) {
+    return servicePrefixed;
   }
 
-  for (const prefix of CHAT_ID_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const value = stripPrefix(trimmed, prefix);
-      const chatId = Number.parseInt(value, 10);
-      if (Number.isFinite(chatId)) {
-        return { kind: "chat_id", chatId };
-      }
-    }
-  }
-
-  for (const prefix of CHAT_GUID_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const value = stripPrefix(trimmed, prefix);
-      if (value) {
-        return { kind: "chat_guid", chatGuid: value };
-      }
-    }
-  }
-
-  for (const prefix of CHAT_IDENTIFIER_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const value = stripPrefix(trimmed, prefix);
-      if (value) {
-        return { kind: "chat_identifier", chatIdentifier: value };
-      }
-    }
+  const chatTarget = parseChatAllowTargetPrefixes({
+    trimmed,
+    lower,
+    chatIdPrefixes: CHAT_ID_PREFIXES,
+    chatGuidPrefixes: CHAT_GUID_PREFIXES,
+    chatIdentifierPrefixes: CHAT_IDENTIFIER_PREFIXES,
+  });
+  if (chatTarget) {
+    return chatTarget;
   }
 
   if (lower.startsWith("group:")) {
diff --git a/src/imessage/target-parsing-helpers.ts b/src/imessage/target-parsing-helpers.ts
new file mode 100644
index 0000000000..2b64c14558
--- /dev/null
+++ b/src/imessage/target-parsing-helpers.ts
@@ -0,0 +1,132 @@
+export type ServicePrefix<TService extends string> = { prefix: string; service: TService };
+
+export type ChatTargetPrefixesParams = {
+  trimmed: string;
+  lower: string;
+  chatIdPrefixes: string[];
+  chatGuidPrefixes: string[];
+  chatIdentifierPrefixes: string[];
+};
+
+export type ParsedChatTarget =
+  | { kind: "chat_id"; chatId: number }
+  | { kind: "chat_guid"; chatGuid: string }
+  | { kind: "chat_identifier"; chatIdentifier: string };
+
+function stripPrefix(value: string, prefix: string): string {
+  return value.slice(prefix.length).trim();
+}
+
+export function resolveServicePrefixedTarget<TService extends string, TTarget>(params: {
+  trimmed: string;
+  lower: string;
+  servicePrefixes: Array<ServicePrefix<TService>>;
+  isChatTarget: (remainderLower: string) => boolean;
+  parseTarget: (remainder: string) => TTarget;
+}): ({ kind: "handle"; to: string; service: TService } | TTarget) | null {
+  for (const { prefix, service } of params.servicePrefixes) {
+    if (!params.lower.startsWith(prefix)) {
+      continue;
+    }
+    const remainder = stripPrefix(params.trimmed, prefix);
+    if (!remainder) {
+      throw new Error(`${prefix} target is required`);
+    }
+    const remainderLower = remainder.toLowerCase();
+    if (params.isChatTarget(remainderLower)) {
+      return params.parseTarget(remainder);
+    }
+    return { kind: "handle", to: remainder, service };
+  }
+  return null;
+}
+
+export function parseChatTargetPrefixesOrThrow(
+  params: ChatTargetPrefixesParams,
+): ParsedChatTarget | null {
+  for (const prefix of params.chatIdPrefixes) {
+    if (params.lower.startsWith(prefix)) {
+      const value = stripPrefix(params.trimmed, prefix);
+      const chatId = Number.parseInt(value, 10);
+      if (!Number.isFinite(chatId)) {
+        throw new Error(`Invalid chat_id: ${value}`);
+      }
+      return { kind: "chat_id", chatId };
+    }
+  }
+
+  for (const prefix of params.chatGuidPrefixes) {
+    if (params.lower.startsWith(prefix)) {
+      const value = stripPrefix(params.trimmed, prefix);
+      if (!value) {
+        throw new Error("chat_guid is required");
+      }
+      return { kind: "chat_guid", chatGuid: value };
+    }
+  }
+
+  for (const prefix of params.chatIdentifierPrefixes) {
+    if (params.lower.startsWith(prefix)) {
+      const value = stripPrefix(params.trimmed, prefix);
+      if (!value) {
+        throw new Error("chat_identifier is required");
+      }
+      return { kind: "chat_identifier", chatIdentifier: value };
+    }
+  }
+
+  return null;
+}
+
+export function resolveServicePrefixedAllowTarget<TAllowTarget>(params: {
+  trimmed: string;
+  lower: string;
+  servicePrefixes: Array<{ prefix: string }>;
+  parseAllowTarget: (remainder: string) => TAllowTarget;
+}): (TAllowTarget | { kind: "handle"; handle: string }) | null {
+  for (const { prefix } of params.servicePrefixes) {
+    if (!params.lower.startsWith(prefix)) {
+      continue;
+    }
+    const remainder = stripPrefix(params.trimmed, prefix);
+    if (!remainder) {
+      return { kind: "handle", handle: "" };
+    }
+    return params.parseAllowTarget(remainder);
+  }
+  return null;
+}
+
+export function parseChatAllowTargetPrefixes(
+  params: ChatTargetPrefixesParams,
+): ParsedChatTarget | null {
+  for (const prefix of params.chatIdPrefixes) {
+    if (params.lower.startsWith(prefix)) {
+      const value = stripPrefix(params.trimmed, prefix);
+      const chatId = Number.parseInt(value, 10);
+      if (Number.isFinite(chatId)) {
+        return { kind: "chat_id", chatId };
+      }
+    }
+  }
+
+  for (const prefix of params.chatGuidPrefixes) {
+    if (params.lower.startsWith(prefix)) {
+      const value = stripPrefix(params.trimmed, prefix);
+      if (value) {
+        return { kind: "chat_guid", chatGuid: value };
+      }
+    }
+  }
+
+  for (const prefix of params.chatIdentifierPrefixes) {
+    if (params.lower.startsWith(prefix)) {
+      const value = stripPrefix(params.trimmed, prefix);
+      if (value) {
+        return { kind: "chat_identifier", chatIdentifier: value };
+      }
+    }
+  }
+
+  return null;
+}
diff --git a/src/imessage/targets.ts b/src/imessage/targets.ts
index 3819e1f931..2993594df2 100644
--- a/src/imessage/targets.ts
+++ b/src/imessage/targets.ts
@@ -1,4 +1,10 @@
 import { normalizeE164 } from "../utils.js";
+import {
+  parseChatAllowTargetPrefixes,
+  parseChatTargetPrefixesOrThrow,
+  resolveServicePrefixedAllowTarget,
+  resolveServicePrefixedTarget,
+} from "./target-parsing-helpers.js";
 
 export type IMessageService = "imessage" | "sms" | "auto";
 
@@ -23,10 +29,6 @@ const SERVICE_PREFIXES: Array<{ prefix: string; service: IMessageService }> = [
   { prefix: "auto:", service: "auto" },
 ];
 
-function stripPrefix(value: string, prefix: string): string {
-  return value.slice(prefix.length).trim();
-}
-
 export function normalizeIMessageHandle(raw: string): string {
   const trimmed = raw.trim();
   if (!trimmed) {
@@ -80,53 +82,29 @@ export function parseIMessageTarget(raw: string): IMessageTarget {
   }
   const lower = trimmed.toLowerCase();
 
-  for (const { prefix, service } of SERVICE_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const remainder = stripPrefix(trimmed, prefix);
-      if (!remainder) {
-        throw new Error(`${prefix} target is required`);
-      }
-      const remainderLower = remainder.toLowerCase();
-      const isChatTarget =
-        CHAT_ID_PREFIXES.some((p) => remainderLower.startsWith(p)) ||
-        CHAT_GUID_PREFIXES.some((p) => remainderLower.startsWith(p)) ||
-        CHAT_IDENTIFIER_PREFIXES.some((p) => remainderLower.startsWith(p));
-      if (isChatTarget) {
-        return parseIMessageTarget(remainder);
-      }
-      return { kind: "handle", to: remainder, service };
-    }
+  const servicePrefixed = resolveServicePrefixedTarget({
+    trimmed,
+    lower,
+    servicePrefixes: SERVICE_PREFIXES,
+    isChatTarget: (remainderLower) =>
+      CHAT_ID_PREFIXES.some((p) => remainderLower.startsWith(p)) ||
+      CHAT_GUID_PREFIXES.some((p) => remainderLower.startsWith(p)) ||
+      CHAT_IDENTIFIER_PREFIXES.some((p) => remainderLower.startsWith(p)),
+    parseTarget: parseIMessageTarget,
+  });
+  if (servicePrefixed) {
+    return servicePrefixed;
   }
 
-  for (const prefix of CHAT_ID_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const value = stripPrefix(trimmed, prefix);
-      const chatId = Number.parseInt(value, 10);
-      if (!Number.isFinite(chatId)) {
-        throw new Error(`Invalid chat_id: ${value}`);
-      }
-      return { kind: "chat_id", chatId };
-    }
-  }
-
-  for (const prefix of CHAT_GUID_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const value = stripPrefix(trimmed, prefix);
-      if (!value) {
-        throw new Error("chat_guid is required");
-      }
-      return { kind: "chat_guid", chatGuid: value };
-    }
-  }
-
-  for (const prefix of CHAT_IDENTIFIER_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const value = stripPrefix(trimmed, prefix);
-      if (!value) {
-        throw new Error("chat_identifier is required");
-      }
-      return { kind: "chat_identifier", chatIdentifier: value };
-    }
+  const chatTarget = parseChatTargetPrefixesOrThrow({
+    trimmed,
+    lower,
+    chatIdPrefixes: CHAT_ID_PREFIXES,
+    chatGuidPrefixes: CHAT_GUID_PREFIXES,
+    chatIdentifierPrefixes: CHAT_IDENTIFIER_PREFIXES,
+  });
+  if (chatTarget) {
+    return chatTarget;
   }
 
   return { kind: "handle", to: trimmed, service: "auto" };
@@ -139,42 +117,25 @@ export function parseIMessageAllowTarget(raw: string): IMessageAllowTarget {
   }
   const lower = trimmed.toLowerCase();
 
-  for (const { prefix } of SERVICE_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const remainder = stripPrefix(trimmed, prefix);
-      if (!remainder) {
-        return { kind: "handle", handle: "" };
-      }
-      return parseIMessageAllowTarget(remainder);
-    }
+  const servicePrefixed = resolveServicePrefixedAllowTarget({
+    trimmed,
+    lower,
+    servicePrefixes: SERVICE_PREFIXES,
+    parseAllowTarget: parseIMessageAllowTarget,
+  });
+  if (servicePrefixed) {
+    return servicePrefixed;
   }
 
-  for (const prefix of CHAT_ID_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const value = stripPrefix(trimmed, prefix);
-      const chatId = Number.parseInt(value, 10);
-      if (Number.isFinite(chatId)) {
-        return { kind: "chat_id", chatId };
-      }
-    }
-  }
-
-  for (const prefix of CHAT_GUID_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const value = stripPrefix(trimmed, prefix);
-      if (value) {
-        return { kind: "chat_guid", chatGuid: value };
-      }
-    }
-  }
-
-  for (const prefix of CHAT_IDENTIFIER_PREFIXES) {
-    if (lower.startsWith(prefix)) {
-      const value = stripPrefix(trimmed, prefix);
-      if (value) {
-        return { kind: "chat_identifier", chatIdentifier: value };
-      }
-    }
+  const chatTarget = parseChatAllowTargetPrefixes({
+    trimmed,
+    lower,
+    chatIdPrefixes: CHAT_ID_PREFIXES,
+    chatGuidPrefixes: CHAT_GUID_PREFIXES,
+    chatIdentifierPrefixes: CHAT_IDENTIFIER_PREFIXES,
+  });
+  if (chatTarget) {
+    return chatTarget;
   }
 
   return { kind: "handle", handle: normalizeIMessageHandle(trimmed) };
diff --git a/src/plugin-sdk/index.ts b/src/plugin-sdk/index.ts
index 8e1b409f87..7b23c66799 100644
--- a/src/plugin-sdk/index.ts
+++ b/src/plugin-sdk/index.ts
@@ -313,6 +313,12 @@ export {
   looksLikeIMessageTargetId,
   normalizeIMessageMessagingTarget,
 } from "../channels/plugins/normalize/imessage.js";
+export {
+  parseChatAllowTargetPrefixes,
+  parseChatTargetPrefixesOrThrow,
+  resolveServicePrefixedAllowTarget,
+  resolveServicePrefixedTarget,
+} from "../imessage/target-parsing-helpers.js";
 
 // Channel: Slack
 export {