diff --git a/ui/desktop/src/components/ProviderGrid.tsx b/ui/desktop/src/components/ProviderGrid.tsx
index 850c09a667fa..1b58662d872b 100644
--- a/ui/desktop/src/components/ProviderGrid.tsx
+++ b/ui/desktop/src/components/ProviderGrid.tsx
@@ -150,7 +150,7 @@ export function ProviderGrid({ onSubmit }: ProviderGridProps) {
       ToastError({
         title: provider,
         msg: `Failed to ${providers.find((p) => p.id === selectedId)?.isConfigured ? 'update' : 'add'} configuration`,
-        errorMessage: error.message,
+        traceback: error.message,
       });
     }
   };
diff --git a/ui/desktop/src/components/settings/extensions/ConfigureBuiltInExtensionModal.tsx b/ui/desktop/src/components/settings/extensions/ConfigureBuiltInExtensionModal.tsx
index 7fd5f8bcad43..44d9706cfb2f 100644
--- a/ui/desktop/src/components/settings/extensions/ConfigureBuiltInExtensionModal.tsx
+++ b/ui/desktop/src/components/settings/extensions/ConfigureBuiltInExtensionModal.tsx
@@ -80,7 +80,7 @@ export function ConfigureBuiltInExtensionModal({
       ToastError({
         title: extension.name,
         msg: `Failed to configure the extension`,
-        errorMessage: error.message,
+        traceback: error.message,
       });
     } finally {
       setIsSubmitting(false);
diff --git a/ui/desktop/src/components/settings/extensions/ConfigureExtensionModal.tsx b/ui/desktop/src/components/settings/extensions/ConfigureExtensionModal.tsx
index dc51bd9f4493..71d3fa872ff9 100644
--- a/ui/desktop/src/components/settings/extensions/ConfigureExtensionModal.tsx
+++ b/ui/desktop/src/components/settings/extensions/ConfigureExtensionModal.tsx
@@ -82,7 +82,7 @@ export function ConfigureExtensionModal({
       ToastError({
         title: extension.name,
         msg: `Failed to configure extension`,
-        errorMessage: error.message,
+        traceback: error.message,
       });
     } finally {
       setIsSubmitting(false);
diff --git a/ui/desktop/src/components/settings/extensions/ManualExtensionModal.tsx b/ui/desktop/src/components/settings/extensions/ManualExtensionModal.tsx
index ca747687645e..0df7cdd5adf6 100644
--- a/ui/desktop/src/components/settings/extensions/ManualExtensionModal.tsx
+++ b/ui/desktop/src/components/settings/extensions/ManualExtensionModal.tsx
@@ -99,7 +99,7 @@ export function ManualExtensionModal({ isOpen, onClose, onSubmit }: ManualExtens
       resetForm();
     } catch (error) {
       console.error('Error configuring extension:', error);
-      ToastError({ title: 'Failed to configure extension', errorMessage: error.message });
+      ToastError({ title: 'Failed to configure extension', traceback: error.message });
     }
   };
 
diff --git a/ui/desktop/src/components/settings/models/toasts.tsx b/ui/desktop/src/components/settings/models/toasts.tsx
index bbabbaf8ba96..307c6c82ad15 100644
--- a/ui/desktop/src/components/settings/models/toasts.tsx
+++ b/ui/desktop/src/components/settings/models/toasts.tsx
@@ -24,10 +24,10 @@ export function ToastSuccess({ title, msg, toastOptions = {} }: ToastSuccessProp
 type ToastErrorProps = {
   title?: string;
   msg?: string;
-  errorMessage?: string;
+  traceback?: string;
   toastOptions?: ToastOptions;
 };
-export function ToastError({ title, msg, errorMessage, toastOptions }: ToastErrorProps) {
+export function ToastError({ title, msg, traceback, toastOptions }: ToastErrorProps) {
   return toast.error(
     <div className="flex gap-4">
       <div className="flex-grow">
@@ -35,17 +35,17 @@ export function ToastError({ title, msg, errorMessage, toastOptions }: ToastErro
         {msg ? <div>{msg}</div> : null}
       </div>
       <div className="flex-none flex items-center">
-        {errorMessage ? (
+        {traceback ? (
           <button
             className="text-textProminentInverse font-medium"
-            onClick={() => navigator.clipboard.writeText(errorMessage)}
+            onClick={() => navigator.clipboard.writeText(traceback)}
           >
             Copy error
           </button>
         ) : null}
       </div>
     </div>,
-    { ...commonToastOptions, autoClose: errorMessage ? false : 5000, ...toastOptions }
+    { ...commonToastOptions, autoClose: traceback ? false : 5000, ...toastOptions }
   );
 }
 
diff --git a/ui/desktop/src/components/settings/models/utils.tsx b/ui/desktop/src/components/settings/models/utils.tsx
index 3f0b22590675..5af28772cdc2 100644
--- a/ui/desktop/src/components/settings/models/utils.tsx
+++ b/ui/desktop/src/components/settings/models/utils.tsx
@@ -43,7 +43,7 @@ export function useHandleModelSelection() {
       ToastError({
         title: model.name,
         msg: `Failed to switch to model`,
-        errorMessage: error.message,
+        traceback: error.message,
       });
     }
   };
diff --git a/ui/desktop/src/components/settings/providers/ConfigureProvidersGrid.tsx b/ui/desktop/src/components/settings/providers/ConfigureProvidersGrid.tsx
index 0968de2a0b7b..9e190a8920d3 100644
--- a/ui/desktop/src/components/settings/providers/ConfigureProvidersGrid.tsx
+++ b/ui/desktop/src/components/settings/providers/ConfigureProvidersGrid.tsx
@@ -158,7 +158,7 @@ export function ConfigureProvidersGrid() {
       ToastError({
         title: provider,
         msg: `Failed to ${providers.find((p) => p.id === selectedForSetup)?.isConfigured ? 'update' : 'add'} configuration`,
-        errorMessage: error.message,
+        traceback: error.message,
       });
     }
   };
@@ -181,7 +181,7 @@ export function ConfigureProvidersGrid() {
       // Check if the selected provider is currently active
       if (currentModel?.provider === providerToDelete.name) {
         const msg = `Cannot delete the configuration because it's the provider of the current model (${currentModel.name}). Please switch to a different model first.`;
-        ToastError({ title: providerToDelete.name, msg, errorMessage: msg });
+        ToastError({ title: providerToDelete.name, msg, traceback: msg });
         setIsConfirmationOpen(false);
         return;
       }
@@ -221,7 +221,7 @@ export function ConfigureProvidersGrid() {
       ToastError({
         title: providerToDelete.name,
         msg: 'Failed to delete configuration',
-        errorMessage: error.message,
+        traceback: error.message,
       });
     }
     setIsConfirmationOpen(false);
diff --git a/ui/desktop/src/components/settings_v2/extensions/ExtensionsSection.tsx b/ui/desktop/src/components/settings_v2/extensions/ExtensionsSection.tsx
index 0c2570309a06..34c007da0ad7 100644
--- a/ui/desktop/src/components/settings_v2/extensions/ExtensionsSection.tsx
+++ b/ui/desktop/src/components/settings_v2/extensions/ExtensionsSection.tsx
@@ -9,20 +9,20 @@ import {
   createExtensionConfig,
   ExtensionFormData,
   extensionToFormData,
+  extractExtensionConfig,
   getDefaultFormData,
 } from './utils';
-import { useAgent } from '../../../agent/UpdateAgent';
-import { activateExtension } from '.';
+
+import { activateExtension, deleteExtension, toggleExtension, updateExtension } from './index';
 
 export default function ExtensionsSection() {
-  const { toggleExtension, getExtensions, addExtension, removeExtension } = useConfig();
+  const { getExtensions, addExtension, removeExtension } = useConfig();
   const [loading, setLoading] = useState<boolean>(true);
   const [error, setError] = useState<string | null>(null);
   const [extensions, setExtensions] = useState<FixedExtensionEntry[]>([]);
   const [selectedExtension, setSelectedExtension] = useState<FixedExtensionEntry | null>(null);
   const [isModalOpen, setIsModalOpen] = useState(false);
   const [isAddModalOpen, setIsAddModalOpen] = useState(false);
-  const { updateAgent, addExtensionToAgent } = useAgent();
 
   const fetchExtensions = async () => {
     setLoading(true);
@@ -44,13 +44,17 @@ export default function ExtensionsSection() {
     fetchExtensions();
   }, []);
 
-  const handleExtensionToggle = async (name: string) => {
-    try {
-      await toggleExtension(name);
-      fetchExtensions(); // Refresh the list after toggling
-    } catch (error) {
-      console.error('Failed to toggle extension:', error);
-    }
+  const handleExtensionToggle = async (extension: FixedExtensionEntry) => {
+    // If extension is enabled, we are trying to toggle if off, otherwise on
+    const toggleDirection = extension.enabled ? 'toggleOff' : 'toggleOn';
+    const extensionConfig = extractExtensionConfig(extension);
+    await toggleExtension({
+      toggle: toggleDirection,
+      extensionConfig: extensionConfig,
+      addToConfig: addExtension,
+      removeFromConfig: removeExtension,
+    });
+    await fetchExtensions(); // Refresh the list after toggling
   };
 
   const handleConfigureClick = (extension: FixedExtensionEntry) => {
@@ -60,38 +64,29 @@ export default function ExtensionsSection() {
 
   const handleAddExtension = async (formData: ExtensionFormData) => {
     const extensionConfig = createExtensionConfig(formData);
-
-    try {
-      await activateExtension(formData.name, extensionConfig, addExtension);
-      console.log('attempting to add extension');
-      await updateAgent(extensionConfig);
-      handleModalClose();
-      await fetchExtensions(); // Refresh the list after adding
-    } catch (error) {
-      console.error('Failed to add extension:', error);
-    }
+    // TODO: replace activateExtension in index
+    // TODO: make sure error handling works
+    await activateExtension({ addToConfig: addExtension, extensionConfig: extensionConfig });
+    handleModalClose();
+    await fetchExtensions();
   };
 
   const handleUpdateExtension = async (formData: ExtensionFormData) => {
     const extensionConfig = createExtensionConfig(formData);
 
-    try {
-      await activateExtension(formData.name, extensionConfig, addExtension);
-      handleModalClose();
-      fetchExtensions(); // Refresh the list after updating
-    } catch (error) {
-      console.error('Failed to update extension configuration:', error);
-    }
+    await updateExtension({
+      enabled: formData.enabled,
+      extensionConfig: extensionConfig,
+      addToConfig: addExtension,
+    });
+    handleModalClose();
+    await fetchExtensions();
   };
 
   const handleDeleteExtension = async (name: string) => {
-    try {
-      await removeExtension(name);
-      handleModalClose();
-      fetchExtensions(); // Refresh the list after deleting
-    } catch (error) {
-      console.error('Failed to delete extension:', error);
-    }
+    await deleteExtension({ name, removeFromConfig: removeExtension });
+    handleModalClose();
+    await fetchExtensions();
   };
 
   const handleModalClose = () => {
diff --git a/ui/desktop/src/components/settings_v2/extensions/index.ts b/ui/desktop/src/components/settings_v2/extensions/index.ts
index 4bb66c777aca..508afaac0ddf 100644
--- a/ui/desktop/src/components/settings_v2/extensions/index.ts
+++ b/ui/desktop/src/components/settings_v2/extensions/index.ts
@@ -6,6 +6,7 @@ import { toast } from 'react-toastify';
 import { ToastError, ToastLoading, ToastSuccess } from '../../settings/models/toasts';
 
 // Default extension timeout in seconds
+// TODO: keep in sync with rust better
 export const DEFAULT_EXTENSION_TIMEOUT = 300;
 
 // Type definition for built-in extensions from JSON
@@ -33,7 +34,7 @@ function handleError(message: string, shouldThrow = false): void {
   ToastError({
     title: 'Error',
     msg: message,
-    errorMessage: message,
+    traceback: message,
   });
   console.error(message);
   if (shouldThrow) {
@@ -57,6 +58,11 @@ async function replaceWithShims(cmd: string) {
   return cmd;
 }
 
+interface activateExtensionProps {
+  addToConfig: (name: string, extensionConfig: ExtensionConfig, enabled: boolean) => Promise<void>;
+  extensionConfig: ExtensionConfig;
+}
+
 /**
  * Activates an extension by adding it to both the config system and the API.
  * @param name The extension name
@@ -64,67 +70,151 @@ async function replaceWithShims(cmd: string) {
  * @param addExtensionFn Function to add extension to config
  * @returns Promise that resolves when activation is complete
  */
-export async function activateExtension(
-  name: string,
-  config: ExtensionConfig,
-  addExtensionFn: (name: string, config: ExtensionConfig, enabled: boolean) => Promise<void>
-): Promise<void> {
-  let toastId;
+export async function activateExtension({
+  addToConfig,
+  extensionConfig,
+}: activateExtensionProps): Promise<void> {
   try {
-    // Show loading toast
-    toastId = ToastLoading({ title: name, msg: 'Adding extension...' });
+    // AddToAgent
+    await AddToAgent(extensionConfig);
+  } catch (error) {
+    // add to config with enabled = false
+    await addToConfig(extensionConfig.name, extensionConfig, false);
+    // show user the error, return
+    console.log('error', error);
+    return;
+  }
 
-    // First add to the config system
-    await addExtensionFn(nameToKey(name), config, true);
+  // Then add to config
+  try {
+    await addToConfig(extensionConfig.name, extensionConfig, true);
+  } catch (error) {
+    // remove from Agent
+    await RemoveFromAgent(extensionConfig.name);
+    // config error workflow
+    console.log('error', error);
+  }
+}
 
-    // Then call the API endpoint
-    const response = await fetch(getApiUrl('/extensions/add'), {
-      method: 'POST',
-      headers: {
-        'Content-Type': 'application/json',
-        'X-Secret-Key': getSecretKey(),
-      },
-      body: JSON.stringify({
-        type: config.type,
-        name: nameToKey(name),
-        cmd: await replaceWithShims(config.cmd),
-        args: config.args || [],
-        env_keys: config.envs ? Object.keys(config.envs) : undefined,
-        timeout: config.timeout,
-      }),
-    });
+interface updateExtensionProps {
+  enabled: boolean;
+  addToConfig: (name: string, extensionConfig: ExtensionConfig, enabled: boolean) => Promise<void>;
+  extensionConfig: ExtensionConfig;
+}
 
-    const data = await response.json();
+// updating -- no change to enabled state
+export async function updateExtension({
+  enabled,
+  addToConfig,
+  extensionConfig,
+}: updateExtensionProps) {
+  if (enabled) {
+    try {
+      // AddToAgent
+      await AddToAgent(extensionConfig);
+    } catch (error) {
+      // i think only error that gets thrown here is when it's not from the response... rest are handled by agent
+      console.log('error', error);
+      // failed to add to agent -- show that error to user and do not update the config file
+      return;
+    }
 
-    if (!data.error) {
-      if (toastId) toast.dismiss(toastId);
-      ToastSuccess({ title: name, msg: 'Successfully enabled extension' });
-    } else {
-      const errorMessage = `Error adding extension`;
-      console.error(errorMessage);
-      if (toastId) toast.dismiss(toastId);
-      ToastError({
-        title: name,
-        msg: errorMessage,
-        errorMessage: data.message,
-      });
+    // Then add to config
+    try {
+      await addToConfig(extensionConfig.name, extensionConfig, enabled);
+    } catch (error) {
+      // config error workflow
+      console.log('error', error);
+    }
+  } else {
+    try {
+      await addToConfig(extensionConfig.name, extensionConfig, enabled);
+    } catch (error) {
+      // TODO: Add to agent with previous configuration and raise error
+      // for now just log error
+      console.log('error', error);
+    }
+  }
+}
+
+interface toggleExtensionProps {
+  toggle: 'toggleOn' | 'toggleOff';
+  extensionConfig: ExtensionConfig;
+  addToConfig: (name: string, extensionConfig: ExtensionConfig, enabled: boolean) => Promise<void>;
+  removeFromConfig: (name: string) => Promise<void>;
+}
+
+export async function toggleExtension({
+  toggle,
+  extensionConfig,
+  addToConfig,
+}: toggleExtensionProps) {
+  // disabled to enabled
+  if (toggle == 'toggleOn') {
+    try {
+      // add to agent
+      await AddToAgent(extensionConfig);
+    } catch (error) {
+      // do nothing raise error
+      // show user error
+      console.log('Error adding extension to agent. Error:', error);
+      return;
+    }
+
+    // update the config
+    try {
+      await addToConfig(extensionConfig.name, extensionConfig, true);
+    } catch (error) {
+      // remove from agent?
+      await RemoveFromAgent(extensionConfig.name);
+    }
+  } else if (toggle == 'toggleOff') {
+    // enabled to disabled
+    try {
+      await RemoveFromAgent(extensionConfig.name);
+    } catch (error) {
+      // note there was an error, but remove from config anyway
+      console.error('Error removing extension from agent', extensionConfig.name, error);
+    }
+    // update the config
+    try {
+      await addToConfig(extensionConfig.name, extensionConfig, false);
+    } catch (error) {
+      // TODO: Add to agent with previous configuration
+      console.log('Error removing extension from config', extensionConfig.name, 'Error:', error);
     }
+  }
+}
+
+interface deleteExtensionProps {
+  name: string;
+  removeFromConfig: (name: string) => Promise<void>;
+}
+
+export async function deleteExtension({ name, removeFromConfig }: deleteExtensionProps) {
+  // remove from agent
+  await RemoveFromAgent(name);
+
+  try {
+    await removeFromConfig(name);
   } catch (error) {
-    const errorMessage = `Failed to add ${name} extension: ${error instanceof Error ? error.message : 'Unknown error'}`;
-    console.error(errorMessage);
-    if (toastId) toast.dismiss(toastId);
-    ToastError({
-      title: name,
-      msg: 'Failed to add extension',
-      errorMessage: error.message,
-    });
+    console.log('Failed to remove extension from config after removing from agent. Error:', error);
+    // TODO: tell user to restart goose and try again to remove (will still be present in settings but not on agent until restart)
     throw error;
   }
 }
 
+{
+  /*Deeplinks*/
+}
+
 export async function addExtensionFromDeepLink(
   url: string,
-  addExtensionFn: (name: string, config: ExtensionConfig, enabled: boolean) => Promise<void>,
+  addExtensionFn: (
+    name: string,
+    extensionConfig: ExtensionConfig,
+    enabled: boolean
+  ) => Promise<void>,
   setView: (view: string, options: { extensionId: string; showEnvVars: boolean }) => void
 ) {
   const parsedUrl = new URL(url);
@@ -202,7 +292,11 @@ export async function addExtensionFromDeepLink(
   }
 
   // If no env vars are required, proceed with adding the extension
-  await activateExtension(name, config, addExtensionFn);
+  await activateExtension({ extensionConfig: config, addToConfig: addExtensionFn });
+}
+
+{
+  /*Built ins*/
 }
 
 /**
@@ -272,3 +366,109 @@ export async function initializeBuiltInExtensions(
   // Call with an empty list to ensure all built-ins are added
   await syncBuiltInExtensions([], addExtensionFn);
 }
+
+{
+  /* Agent-related helper functions */
+}
+async function extensionApiCall<T>(
+  endpoint: string,
+  payload: any,
+  actionType: 'adding' | 'removing',
+  extensionName: string
+): Promise<Response> {
+  let toastId;
+  const actionVerb = actionType === 'adding' ? 'Adding' : 'Removing';
+  const pastVerb = actionType === 'adding' ? 'added' : 'removed';
+
+  try {
+    if (actionType === 'adding') {
+      // Show loading toast
+      toastId = ToastLoading({
+        title: extensionName,
+        msg: `${actionVerb} ${extensionName} extension...`,
+      });
+      // FIXME: this also shows when toggling -- should only show when you have modal up (fix: diff message for toggling)
+      toast.info(
+        'Press the ESC key on your keyboard to continue using goose while extension loads'
+      );
+    }
+
+    const response = await fetch(getApiUrl(endpoint), {
+      method: 'POST',
+      headers: {
+        'Content-Type': 'application/json',
+        'X-Secret-Key': getSecretKey(),
+      },
+      body: JSON.stringify(payload),
+    });
+
+    // Handle non-OK responses
+    if (!response.ok) {
+      const errorMsg = `Server returned ${response.status}: ${response.statusText}`;
+      console.error(errorMsg);
+
+      // Special handling for 428 Precondition Required (agent not initialized)
+      if (response.status === 428 && actionType === 'adding') {
+        if (toastId) toast.dismiss(toastId);
+        ToastError({
+          title: extensionName,
+          msg: 'Agent is not initialized. Please initialize the agent first.',
+          traceback: errorMsg,
+        });
+        return response;
+      }
+
+      const msg = `Failed to ${actionType === 'adding' ? 'add' : 'remove'} ${extensionName} extension: ${errorMsg}`;
+      console.error(msg);
+
+      if (toastId) toast.dismiss(toastId);
+      ToastError({
+        title: extensionName,
+        msg: msg,
+        traceback: errorMsg,
+      });
+      return response;
+    }
+
+    // Parse response JSON safely
+    let data;
+    try {
+      const text = await response.text();
+      data = text ? JSON.parse(text) : { error: false };
+    } catch (error) {
+      console.warn('Could not parse response as JSON, assuming success', error);
+      data = { error: false };
+    }
+
+    if (!data.error) {
+      if (toastId) toast.dismiss(toastId);
+      ToastSuccess({ title: extensionName, msg: 'Successfully enabled extension' });
+    } else {
+      const errorMessage = `Error adding extension -- parsing data`;
+      console.error(errorMessage);
+      if (toastId) toast.dismiss(toastId);
+      ToastError({
+        title: extensionName,
+        msg: errorMessage,
+        traceback: data.message, // why data.message not data.error?
+      });
+    }
+  } catch (error) {
+    //
+  }
+}
+
+// Public functions
+export async function AddToAgent(extension: ExtensionConfig): Promise<Response> {
+  if (extension.type === 'stdio') {
+    console.log('extension command', extension.cmd);
+    extension.cmd = await replaceWithShims(extension.cmd);
+    console.log('next ext command', extension.cmd);
+  }
+
+  return extensionApiCall('/extensions/add', extension, 'adding', extension.name);
+}
+
+export async function RemoveFromAgent(name: string): Promise<Response> {
+  return extensionApiCall('/extensions/remove', name, 'removing', name);
+}
diff --git a/ui/desktop/src/components/settings_v2/extensions/subcomponents/ExtensionItem.tsx b/ui/desktop/src/components/settings_v2/extensions/subcomponents/ExtensionItem.tsx
index 7d17a01c3d31..b5e286e59fc2 100644
--- a/ui/desktop/src/components/settings_v2/extensions/subcomponents/ExtensionItem.tsx
+++ b/ui/desktop/src/components/settings_v2/extensions/subcomponents/ExtensionItem.tsx
@@ -7,7 +7,7 @@ import { getSubtitle, getFriendlyTitle } from './ExtensionList';
 
 interface ExtensionItemProps {
   extension: FixedExtensionEntry;
-  onToggle: (name: string) => void;
+  onToggle: (extension: FixedExtensionEntry) => void;
   onConfigure: (extension: FixedExtensionEntry) => void;
 }
 
@@ -37,7 +37,7 @@ export default function ExtensionItem({ extension, onToggle, onConfigure }: Exte
           )}
           <Switch
             checked={extension.enabled}
-            onCheckedChange={() => onToggle(extension.name)}
+            onCheckedChange={() => onToggle(extension)}
             variant="mono"
           />
         </div>
diff --git a/ui/desktop/src/components/settings_v2/extensions/subcomponents/ExtensionList.tsx b/ui/desktop/src/components/settings_v2/extensions/subcomponents/ExtensionList.tsx
index 587a8c957568..79cbcfcf0f23 100644
--- a/ui/desktop/src/components/settings_v2/extensions/subcomponents/ExtensionList.tsx
+++ b/ui/desktop/src/components/settings_v2/extensions/subcomponents/ExtensionList.tsx
@@ -7,7 +7,7 @@ import { combineCmdAndArgs } from '../utils';
 
 interface ExtensionListProps {
   extensions: FixedExtensionEntry[];
-  onToggle: (name: string) => void;
+  onToggle: (extension: FixedExtensionEntry) => void;
   onConfigure: (extension: FixedExtensionEntry) => void;
 }
 
diff --git a/ui/desktop/src/components/settings_v2/extensions/utils.ts b/ui/desktop/src/components/settings_v2/extensions/utils.ts
index 000f84f011be..e68afefcabfe 100644
--- a/ui/desktop/src/components/settings_v2/extensions/utils.ts
+++ b/ui/desktop/src/components/settings_v2/extensions/utils.ts
@@ -95,3 +95,13 @@ export function splitCmdAndArgs(str: string): { cmd: string; args: string[] } {
 export function combineCmdAndArgs(cmd: string, args: string[]): string {
   return [cmd, ...args].join(' ');
 }
+
+/**
+ * Extracts the ExtensionConfig from a FixedExtensionEntry object
+ * @param fixedEntry - The FixedExtensionEntry object
+ * @returns The ExtensionConfig portion of the object
+ */
+export function extractExtensionConfig(fixedEntry: FixedExtensionEntry): ExtensionConfig {
+  const { enabled, ...extensionConfig } = fixedEntry;
+  return extensionConfig;
+}
diff --git a/ui/desktop/src/components/settings_v2/models/AddModelModal.tsx b/ui/desktop/src/components/settings_v2/models/AddModelModal.tsx
index 1f2b420a0a4c..f717f123920d 100644
--- a/ui/desktop/src/components/settings_v2/models/AddModelModal.tsx
+++ b/ui/desktop/src/components/settings_v2/models/AddModelModal.tsx
@@ -51,7 +51,7 @@ export const AddModelModal = ({ onClose }: AddModelModalProps) => {
     } catch (e) {
       ToastError({
         title: 'Failed to add model',
-        errorMessage: e.message,
+        traceback: e.message,
       });
     }
   };