diff --git a/apps/ui/src/components/icons/editor-icons.tsx b/apps/ui/src/components/icons/editor-icons.tsx
index 5e3cd092..bf32a38a 100644
--- a/apps/ui/src/components/icons/editor-icons.tsx
+++ b/apps/ui/src/components/icons/editor-icons.tsx
@@ -4,6 +4,9 @@ import { FolderOpen } from 'lucide-react';
 type IconProps = ComponentProps<'svg'>;
 type IconComponent = ComponentType<IconProps>;
 
+const ANTIGRAVITY_COMMANDS = ['antigravity', 'agy'] as const;
+const [PRIMARY_ANTIGRAVITY_COMMAND, LEGACY_ANTIGRAVITY_COMMAND] = ANTIGRAVITY_COMMANDS;
+
 /**
  * Cursor editor logo icon - from LobeHub icons
  */
@@ -160,7 +163,8 @@ export function getEditorIcon(command: string): IconComponent {
     webstorm: WebStormIcon,
     xed: XcodeIcon,
     studio: AndroidStudioIcon,
-    agy: AntigravityIcon,
+    [PRIMARY_ANTIGRAVITY_COMMAND]: AntigravityIcon,
+    [LEGACY_ANTIGRAVITY_COMMAND]: AntigravityIcon,
     open: FinderIcon,
     explorer: FolderOpen,
     'xdg-open': FolderOpen,
diff --git a/apps/ui/src/lib/electron.ts b/apps/ui/src/lib/electron.ts
index 27780fba..c93eba79 100644
--- a/apps/ui/src/lib/electron.ts
+++ b/apps/ui/src/lib/electron.ts
@@ -1646,6 +1646,8 @@ function createMockWorktreeAPI(): WorktreeAPI {
     },
 
     openInEditor: async (worktreePath: string, editorCommand?: string) => {
+      const ANTIGRAVITY_EDITOR_COMMAND = 'antigravity';
+      const ANTIGRAVITY_LEGACY_COMMAND = 'agy';
       // Map editor commands to display names
       const editorNameMap: Record<string, string> = {
         cursor: 'Cursor',
@@ -1658,7 +1660,8 @@ function createMockWorktreeAPI(): WorktreeAPI {
         webstorm: 'WebStorm',
         xed: 'Xcode',
         studio: 'Android Studio',
-        agy: 'Antigravity',
+        [ANTIGRAVITY_EDITOR_COMMAND]: 'Antigravity',
+        [ANTIGRAVITY_LEGACY_COMMAND]: 'Antigravity',
         open: 'Finder',
         explorer: 'Explorer',
         'xdg-open': 'File Manager',
diff --git a/libs/platform/src/editor.ts b/libs/platform/src/editor.ts
index c9260a27..a29608d7 100644
--- a/libs/platform/src/editor.ts
+++ b/libs/platform/src/editor.ts
@@ -87,11 +87,15 @@ async function findMacApp(appName: string): Promise<string | null> {
 interface EditorDefinition {
   name: string;
   cliCommand: string;
+  cliAliases?: readonly string[];
   macAppName: string;
   /** If true, only available on macOS */
   macOnly?: boolean;
 }
 
+const ANTIGRAVITY_CLI_COMMANDS = ['antigravity', 'agy'] as const;
+const [PRIMARY_ANTIGRAVITY_COMMAND, ...LEGACY_ANTIGRAVITY_COMMANDS] = ANTIGRAVITY_CLI_COMMANDS;
+
 /**
  * List of supported editors in priority order
  */
@@ -106,7 +110,12 @@ const SUPPORTED_EDITORS: EditorDefinition[] = [
   { name: 'WebStorm', cliCommand: 'webstorm', macAppName: 'WebStorm' },
   { name: 'Xcode', cliCommand: 'xed', macAppName: 'Xcode', macOnly: true },
   { name: 'Android Studio', cliCommand: 'studio', macAppName: 'Android Studio' },
-  { name: 'Antigravity', cliCommand: 'agy', macAppName: 'Antigravity' },
+  {
+    name: 'Antigravity',
+    cliCommand: PRIMARY_ANTIGRAVITY_COMMAND,
+    cliAliases: LEGACY_ANTIGRAVITY_COMMANDS,
+    macAppName: 'Antigravity',
+  },
 ];
 
 /**
@@ -120,8 +129,11 @@ async function findEditor(definition: EditorDefinition): Promise<EditorInfo | nu
   }
 
   // Try CLI command first (works on all platforms)
-  if (await commandExists(definition.cliCommand)) {
-    return { name: definition.name, command: definition.cliCommand };
+  const cliCandidates = [definition.cliCommand, ...(definition.cliAliases ?? [])];
+  for (const cliCommand of cliCandidates) {
+    if (await commandExists(cliCommand)) {
+      return { name: definition.name, command: cliCommand };
+    }
   }
 
   // Try macOS app bundle (checks /Applications and ~/Applications)