diff --git a/web/src/stores/acp.ts b/web/src/stores/acp.ts
index 2b94f14..f79a2e4 100644
--- a/web/src/stores/acp.ts
+++ b/web/src/stores/acp.ts
@@ -4,9 +4,11 @@ import { ref } from 'vue'
 import {
   acpApi,
   isAgentKindAdmin,
+  type AcpSession,
   type AgentKindAdmin,
   type AgentKindPublic,
   type CreateAgentKindReq,
+  type CreateSessionReq,
   type UpdateAgentKindReq,
 } from '@/api/acp'
 
@@ -16,6 +18,9 @@ export const useAcpStore = defineStore('acp', () => {
   const loading = ref(false)
   const error = ref<string | null>(null)
 
+  const sessions = ref<AcpSession[]>([])
+  const currentSession = ref<AcpSession | null>(null)
+
   async function listAgentKinds(asAdmin: boolean) {
     loading.value = true
     error.value = null
@@ -55,6 +60,41 @@ export const useAcpStore = defineStore('acp', () => {
     return acpApi.agentKinds.get(id)
   }
 
+  async function listSessions(all = false) {
+    loading.value = true
+    error.value = null
+    try {
+      sessions.value = await acpApi.sessions.list(all)
+    } catch (e) {
+      error.value = e instanceof Error ? e.message : 'failed'
+    } finally {
+      loading.value = false
+    }
+  }
+
+  async function getSession(id: string) {
+    const s = await acpApi.sessions.get(id)
+    currentSession.value = s
+    return s
+  }
+
+  async function createSession(req: CreateSessionReq) {
+    const s = await acpApi.sessions.create(req)
+    sessions.value.unshift(s)
+    return s
+  }
+
+  async function terminateSession(id: string) {
+    await acpApi.sessions.terminate(id)
+    const idx = sessions.value.findIndex((x) => x.id === id)
+    if (idx >= 0) {
+      sessions.value[idx] = { ...sessions.value[idx], status: 'exited' as const }
+    }
+    if (currentSession.value?.id === id) {
+      currentSession.value = { ...currentSession.value, status: 'exited' as const }
+    }
+  }
+
   return {
     agentKinds,
     enabledAgentKinds,
@@ -65,5 +105,11 @@ export const useAcpStore = defineStore('acp', () => {
     updateAgentKind,
     deleteAgentKind,
     getAgentKind,
+    sessions,
+    currentSession,
+    listSessions,
+    getSession,
+    createSession,
+    terminateSession,
   }
 })