diff --git a/src/auto-reply/reply/commands-acp/lifecycle.ts b/src/auto-reply/reply/commands-acp/lifecycle.ts
index c33516084f8..03c5741d2bb 100644
--- a/src/auto-reply/reply/commands-acp/lifecycle.ts
+++ b/src/auto-reply/reply/commands-acp/lifecycle.ts
@@ -35,7 +35,10 @@ import { updateSessionStore } from "../../../config/sessions.js";
 import type { SessionAcpMeta } from "../../../config/sessions/types.js";
 import {
   getSessionBindingService,
+  type ConversationRef,
+  type SessionBindingPlacement,
   type SessionBindingRecord,
+  type SessionBindingService,
 } from "../../../infra/outbound/session-binding-service.js";
 import type { CommandHandlerResult, HandleCommandsParams } from "../commands-types.js";
 import {
@@ -92,6 +95,90 @@ async function resolveBoundReplyChannelData(params: {
   return resolved ?? undefined;
 }
 
+function buildSpawnedAcpBindingMetadata(params: {
+  cfg: OpenClawConfig;
+  channel: string;
+  accountId: string;
+  sessionKey: string;
+  agentId: string;
+  label: string;
+  senderId: string;
+  sessionMeta?: SessionAcpMeta;
+}): Record<string, unknown> {
+  return {
+    threadName: resolveThreadBindingThreadName({
+      agentId: params.agentId,
+      label: params.label,
+    }),
+    agentId: params.agentId,
+    label: params.label,
+    boundBy: params.senderId || "unknown",
+    introText: resolveThreadBindingIntroText({
+      agentId: params.agentId,
+      label: params.label,
+      idleTimeoutMs: resolveThreadBindingIdleTimeoutMsForChannel({
+        cfg: params.cfg,
+        channel: params.channel,
+        accountId: params.accountId,
+      }),
+      maxAgeMs: resolveThreadBindingMaxAgeMsForChannel({
+        cfg: params.cfg,
+        channel: params.channel,
+        accountId: params.accountId,
+      }),
+      sessionCwd: resolveAcpSessionCwd(params.sessionMeta),
+      sessionDetails: resolveAcpThreadSessionDetailLines({
+        sessionKey: params.sessionKey,
+        meta: params.sessionMeta,
+      }),
+    }),
+  };
+}
+
+async function bindSpawnedAcpSession(params: {
+  bindingService: SessionBindingService;
+  sessionKey: string;
+  conversationRef: ConversationRef;
+  placement: SessionBindingPlacement;
+  cfg: OpenClawConfig;
+  channel: string;
+  accountId: string;
+  agentId: string;
+  label: string;
+  senderId: string;
+  sessionMeta?: SessionAcpMeta;
+  bindError: string;
+}): Promise<{ ok: true; binding: SessionBindingRecord } | { ok: false; error: string }> {
+  try {
+    const binding = await params.bindingService.bind({
+      targetSessionKey: params.sessionKey,
+      targetKind: "session",
+      conversation: params.conversationRef,
+      placement: params.placement,
+      metadata: buildSpawnedAcpBindingMetadata({
+        cfg: params.cfg,
+        channel: params.channel,
+        accountId: params.accountId,
+        sessionKey: params.sessionKey,
+        agentId: params.agentId,
+        label: params.label,
+        senderId: params.senderId,
+        sessionMeta: params.sessionMeta,
+      }),
+    });
+    return {
+      ok: true,
+      binding,
+    };
+  } catch (error) {
+    const message = error instanceof Error ? error.message : String(error);
+    return {
+      ok: false,
+      error: message || params.bindError,
+    };
+  }
+}
+
 async function bindSpawnedAcpSessionToCurrentConversation(params: {
   commandParams: HandleCommandsParams;
   sessionKey: string;
@@ -188,53 +275,20 @@ async function bindSpawnedAcpSessionToCurrentConversation(params: {
   }
 
   const label = params.label || params.agentId;
-  try {
-    const binding = await bindingService.bind({
-      targetSessionKey: params.sessionKey,
-      targetKind: "session",
-      conversation: conversationRef,
-      placement: "current",
-      metadata: {
-        threadName: resolveThreadBindingThreadName({
-          agentId: params.agentId,
-          label,
-        }),
-        agentId: params.agentId,
-        label,
-        boundBy: senderId || "unknown",
-        introText: resolveThreadBindingIntroText({
-          agentId: params.agentId,
-          label,
-          idleTimeoutMs: resolveThreadBindingIdleTimeoutMsForChannel({
-            cfg: params.commandParams.cfg,
-            channel: bindingPolicy.channel,
-            accountId: bindingPolicy.accountId,
-          }),
-          maxAgeMs: resolveThreadBindingMaxAgeMsForChannel({
-            cfg: params.commandParams.cfg,
-            channel: bindingPolicy.channel,
-            accountId: bindingPolicy.accountId,
-          }),
-          sessionCwd: resolveAcpSessionCwd(params.sessionMeta),
-          sessionDetails: resolveAcpThreadSessionDetailLines({
-            sessionKey: params.sessionKey,
-            meta: params.sessionMeta,
-          }),
-        }),
-      },
-    });
-    return {
-      ok: true,
-      binding,
-    };
-  } catch (error) {
-    const message = error instanceof Error ? error.message : String(error);
-    return {
-      ok: false,
-      error:
-        message || `Failed to bind the current ${channel} conversation to the new ACP session.`,
-    };
-  }
+  return bindSpawnedAcpSession({
+    bindingService,
+    sessionKey: params.sessionKey,
+    conversationRef,
+    placement: "current",
+    cfg: params.commandParams.cfg,
+    channel: bindingPolicy.channel,
+    accountId: bindingPolicy.accountId,
+    agentId: params.agentId,
+    label,
+    senderId,
+    sessionMeta: params.sessionMeta,
+    bindError: `Failed to bind the current ${channel} conversation to the new ACP session.`,
+  });
 }
 
 async function bindSpawnedAcpSessionToThread(params: {
@@ -369,53 +423,20 @@ async function bindSpawnedAcpSessionToThread(params: {
   }
 
   const label = params.label || params.agentId;
-
-  try {
-    const binding = await bindingService.bind({
-      targetSessionKey: params.sessionKey,
-      targetKind: "session",
-      conversation: conversationRef,
-      placement,
-      metadata: {
-        threadName: resolveThreadBindingThreadName({
-          agentId: params.agentId,
-          label,
-        }),
-        agentId: params.agentId,
-        label,
-        boundBy: senderId || "unknown",
-        introText: resolveThreadBindingIntroText({
-          agentId: params.agentId,
-          label,
-          idleTimeoutMs: resolveThreadBindingIdleTimeoutMsForChannel({
-            cfg: commandParams.cfg,
-            channel: spawnPolicy.channel,
-            accountId: spawnPolicy.accountId,
-          }),
-          maxAgeMs: resolveThreadBindingMaxAgeMsForChannel({
-            cfg: commandParams.cfg,
-            channel: spawnPolicy.channel,
-            accountId: spawnPolicy.accountId,
-          }),
-          sessionCwd: resolveAcpSessionCwd(params.sessionMeta),
-          sessionDetails: resolveAcpThreadSessionDetailLines({
-            sessionKey: params.sessionKey,
-            meta: params.sessionMeta,
-          }),
-        }),
-      },
-    });
-    return {
-      ok: true,
-      binding,
-    };
-  } catch (error) {
-    const message = error instanceof Error ? error.message : String(error);
-    return {
-      ok: false,
-      error: message || `Failed to bind a ${channel} thread/conversation to the new ACP session.`,
-    };
-  }
+  return bindSpawnedAcpSession({
+    bindingService,
+    sessionKey: params.sessionKey,
+    conversationRef,
+    placement,
+    cfg: commandParams.cfg,
+    channel: spawnPolicy.channel,
+    accountId: spawnPolicy.accountId,
+    agentId: params.agentId,
+    label,
+    senderId,
+    sessionMeta: params.sessionMeta,
+    bindError: `Failed to bind a ${channel} thread/conversation to the new ACP session.`,
+  });
 }
 
 async function cleanupFailedSpawn(params: {