diff --git a/src/services/comfyManagerService.ts b/src/services/comfyManagerService.ts
new file mode 100644
index 000000000..b98be5958
--- /dev/null
+++ b/src/services/comfyManagerService.ts
@@ -0,0 +1,273 @@
+import axios, { AxiosError, AxiosResponse } from 'axios'
+import { ref } from 'vue'
+
+import { api } from '@/scripts/api'
+import {
+  type InstallPackParams,
+  type InstalledPacksResponse,
+  type ManagerPackInfo,
+  type ManagerQueueStatus,
+  SelectedVersion,
+  type UpdateAllPacksParams
+} from '@/types/comfyManagerTypes'
+import { isAbortError } from '@/utils/typeGuardUtil'
+
+const GENERIC_SECURITY_ERR_MSG =
+  'Forbidden: A security error has occurred. Please check the terminal logs'
+
+/**
+ * API routes for ComfyUI Manager
+ */
+enum ManagerRoute {
+  START_QUEUE = 'manager/queue/start',
+  RESET_QUEUE = 'manager/queue/reset',
+  QUEUE_STATUS = 'manager/queue/status',
+  INSTALL = 'manager/queue/install',
+  UPDATE = 'manager/queue/update',
+  UPDATE_ALL = 'manager/queue/update_all',
+  UNINSTALL = 'manager/queue/uninstall',
+  DISABLE = 'manager/queue/disable',
+  FIX_NODE = 'manager/queue/fix',
+  LIST_INSTALLED = 'customnode/installed',
+  GET_NODES = 'customnode/getmappings',
+  GET_PACKS = 'customnode/getlist',
+  IMPORT_FAIL_INFO = 'customnode/import_fail_info',
+  REBOOT = 'manager/reboot'
+}
+
+const managerApiClient = axios.create({
+  baseURL: api.apiURL(''),
+  headers: {
+    'Content-Type': 'application/json'
+  }
+})
+
+/**
+ * Service for interacting with the ComfyUI Manager API
+ * Provides methods for managing packs, ComfyUI-Manager queue operations, and system functions
+ */
+export const useComfyManagerService = () => {
+  const isLoading = ref(false)
+  const error = ref<string | null>(null)
+  const didStartQueue = ref(false)
+
+  const handleRequestError = (
+    err: unknown,
+    context: string,
+    routeSpecificErrors?: Record<number, string>
+  ) => {
+    // Don't treat cancellation as an error
+    if (isAbortError(err)) return
+
+    let message: string
+    if (!axios.isAxiosError(err)) {
+      message = `${context} failed: ${err instanceof Error ? err.message : String(err)}`
+    } else {
+      const axiosError = err as AxiosError<{ message: string }>
+      const status = axiosError.response?.status
+      if (status && routeSpecificErrors?.[status]) {
+        message = routeSpecificErrors[status]
+      } else if (status === 404) {
+        message = 'Could not connect to ComfyUI-Manager'
+      } else {
+        message =
+          axiosError.response?.data?.message ??
+          `${context} failed with status ${status}`
+      }
+    }
+
+    error.value = message
+  }
+
+  const executeRequest = async <T>(
+    requestCall: () => Promise<AxiosResponse<T>>,
+    options: {
+      errorContext: string
+      routeSpecificErrors?: Record<number, string>
+      isQueueOperation?: boolean
+    }
+  ): Promise<T | null> => {
+    const { errorContext, routeSpecificErrors, isQueueOperation } = options
+
+    isLoading.value = true
+    error.value = null
+
+    try {
+      const response = await requestCall()
+      if (isQueueOperation) await startQueue()
+      return response.data
+    } catch (err) {
+      handleRequestError(err, errorContext, routeSpecificErrors)
+      return null
+    } finally {
+      isLoading.value = false
+    }
+  }
+
+  const startQueue = async (signal?: AbortSignal) => {
+    const errorContext = 'Starting ComfyUI-Manager job queue'
+    const routeSpecificErrors = {
+      201: 'Created: ComfyUI-Manager job queue is already running'
+    }
+
+    didStartQueue.value = true
+
+    return executeRequest<null>(
+      () => managerApiClient.get(ManagerRoute.START_QUEUE, { signal }),
+      { errorContext, routeSpecificErrors }
+    )
+  }
+
+  const getQueueStatus = async (signal?: AbortSignal) => {
+    const errorContext = 'Getting ComfyUI-Manager queue status'
+
+    return executeRequest<ManagerQueueStatus>(
+      () => managerApiClient.get(ManagerRoute.QUEUE_STATUS, { signal }),
+      { errorContext }
+    )
+  }
+
+  const resetQueue = async (signal?: AbortSignal) => {
+    const errorContext = 'Resetting ComfyUI-Manager queue'
+
+    return executeRequest<null>(
+      () => managerApiClient.get(ManagerRoute.RESET_QUEUE, { signal }),
+      { errorContext }
+    )
+  }
+
+  const listInstalledPacks = async (signal?: AbortSignal) => {
+    const errorContext = 'Fetching installed packs'
+
+    return executeRequest<InstalledPacksResponse>(
+      () => managerApiClient.get(ManagerRoute.LIST_INSTALLED, { signal }),
+      { errorContext }
+    )
+  }
+
+  const getImportFailInfo = async (signal?: AbortSignal) => {
+    const errorContext = 'Fetching import failure information'
+
+    return executeRequest<any>(
+      () => managerApiClient.get(ManagerRoute.IMPORT_FAIL_INFO, { signal }),
+      { errorContext }
+    )
+  }
+
+  const installPack = async (
+    params: InstallPackParams,
+    signal?: AbortSignal
+  ) => {
+    const errorContext = `Installing pack ${params.id}`
+    const routeSpecificErrors = {
+      403: GENERIC_SECURITY_ERR_MSG,
+      404:
+        params.selected_version === SelectedVersion.NIGHTLY
+          ? `Not Found: Node pack ${params.id} does not provide nightly version`
+          : GENERIC_SECURITY_ERR_MSG
+    }
+
+    return executeRequest<null>(
+      () => managerApiClient.post(ManagerRoute.INSTALL, params, { signal }),
+      { errorContext, routeSpecificErrors, isQueueOperation: true }
+    )
+  }
+
+  const uninstallPack = async (
+    params: ManagerPackInfo,
+    signal?: AbortSignal
+  ) => {
+    const errorContext = `Uninstalling pack ${params.id}`
+    const routeSpecificErrors = {
+      403: GENERIC_SECURITY_ERR_MSG
+    }
+
+    return executeRequest<null>(
+      () => managerApiClient.post(ManagerRoute.UNINSTALL, params, { signal }),
+      { errorContext, routeSpecificErrors, isQueueOperation: true }
+    )
+  }
+
+  const disablePack = async (
+    params: ManagerPackInfo,
+    signal?: AbortSignal
+  ): Promise<null> => {
+    const errorContext = `Disabling pack ${params.id}`
+    const routeSpecificErrors = {
+      404: `Pack ${params.id} not found or not installed`,
+      409: `Pack ${params.id} is already disabled`
+    }
+
+    return executeRequest<null>(
+      () => managerApiClient.post(ManagerRoute.DISABLE, params, { signal }),
+      { errorContext, routeSpecificErrors, isQueueOperation: true }
+    )
+  }
+
+  const updatePack = async (
+    params: ManagerPackInfo,
+    signal?: AbortSignal
+  ): Promise<null> => {
+    const errorContext = `Updating pack ${params.id}`
+    const routeSpecificErrors = {
+      403: GENERIC_SECURITY_ERR_MSG
+    }
+
+    return executeRequest<null>(
+      () => managerApiClient.post(ManagerRoute.UPDATE, params, { signal }),
+      { errorContext, routeSpecificErrors, isQueueOperation: true }
+    )
+  }
+
+  const updateAllPacks = async (
+    params?: UpdateAllPacksParams,
+    signal?: AbortSignal
+  ) => {
+    const errorContext = 'Updating all packs'
+    const routeSpecificErrors = {
+      403: 'Forbidden: To use this action, a security_level of `middle or below` is required',
+      401: 'Unauthorized: ComfyUI-Manager job queue is busy'
+    }
+
+    return executeRequest<null>(
+      () => managerApiClient.get(ManagerRoute.UPDATE_ALL, { params, signal }),
+      { errorContext, routeSpecificErrors, isQueueOperation: true }
+    )
+  }
+
+  const rebootComfyUI = async (signal?: AbortSignal) => {
+    const errorContext = 'Rebooting ComfyUI'
+    const routeSpecificErrors = {
+      403: 'Forbidden: Rebooting ComfyUI requires security_level of middle or below'
+    }
+
+    return executeRequest<null>(
+      () => managerApiClient.get(ManagerRoute.REBOOT, { signal }),
+      { errorContext, routeSpecificErrors }
+    )
+  }
+
+  return {
+    // State
+    isLoading,
+    error,
+
+    // Queue operations
+    startQueue,
+    resetQueue,
+    getQueueStatus,
+
+    // Pack management
+    listInstalledPacks,
+    getImportFailInfo,
+    installPack,
+    uninstallPack,
+    enablePack: installPack, // enable is done via install
+    disablePack,
+    updatePack,
+    updateAllPacks,
+
+    // System operations
+    rebootComfyUI
+  }
+}