diff --git a/codex-cli/bin/codex.js b/codex-cli/bin/codex.js
index 5cc519418300..7a0922ca8511 100755
--- a/codex-cli/bin/codex.js
+++ b/codex-cli/bin/codex.js
@@ -4,6 +4,7 @@
 import { spawn } from "node:child_process";
 import { existsSync, realpathSync } from "fs";
 import { createRequire } from "node:module";
+import os from "os";
 import path from "path";
 import { fileURLToPath } from "url";
 
@@ -11,6 +12,7 @@ import { fileURLToPath } from "url";
 const __filename = fileURLToPath(import.meta.url);
 const __dirname = path.dirname(__filename);
 const require = createRequire(import.meta.url);
+const codexPackageRoot = realpathSync(path.join(__dirname, ".."));
 
 const PLATFORM_PACKAGE_BY_TARGET = {
   "x86_64-unknown-linux-musl": "@openai/codex-linux-x64",
@@ -98,7 +100,9 @@ function findCodexExecutable() {
   const updateCommand =
     packageManager === "bun"
       ? "bun install -g @openai/codex@latest"
-      : "npm install -g @openai/codex@latest";
+      : packageManager === "vite-plus"
+        ? "vp install -g @openai/codex@latest"
+        : "npm install -g @openai/codex@latest";
   throw new Error(
     `Missing optional dependency ${platformPackage}. Reinstall Codex: ${updateCommand}`,
   );
@@ -117,6 +121,15 @@ const binaryPath = findCodexExecutable();
  * in order to give the user a hint about how to update it.
  */
 function detectPackageManager() {
+  const vpHome = process.env.VP_HOME || path.join(os.homedir(), ".vite-plus");
+  const vpPackagesRoot = path.join(vpHome, "packages");
+  const resolvedVpPackagesRoot = existsSync(vpPackagesRoot)
+    ? realpathSync(vpPackagesRoot)
+    : path.resolve(vpPackagesRoot);
+  if (isPathInside(resolvedVpPackagesRoot, codexPackageRoot)) {
+    return "vite-plus";
+  }
+
   const userAgent = process.env.npm_config_user_agent || "";
   if (/\bbun\//.test(userAgent)) {
     return "bun";
@@ -137,15 +150,29 @@ function detectPackageManager() {
   return userAgent ? "npm" : null;
 }
 
+function isPathInside(parent, child) {
+  const relative = path.relative(parent, child);
+  return (
+    relative === "" ||
+    (relative !== ".." &&
+      !relative.startsWith(`..${path.sep}`) &&
+      !path.isAbsolute(relative))
+  );
+}
+
 const packageManagerEnvVar =
-  detectPackageManager() === "bun"
-    ? "CODEX_MANAGED_BY_BUN"
-    : "CODEX_MANAGED_BY_NPM";
+  {
+    "bun": "CODEX_MANAGED_BY_BUN",
+    "vite-plus": "CODEX_MANAGED_BY_VITE_PLUS",
+  }[detectPackageManager()] ?? "CODEX_MANAGED_BY_NPM";
 const env = {
   ...process.env,
-  [packageManagerEnvVar]: "1",
-  CODEX_MANAGED_PACKAGE_ROOT: realpathSync(path.join(__dirname, "..")),
+  CODEX_MANAGED_PACKAGE_ROOT: codexPackageRoot,
 };
+delete env.CODEX_MANAGED_BY_NPM;
+delete env.CODEX_MANAGED_BY_BUN;
+delete env.CODEX_MANAGED_BY_VITE_PLUS;
+env[packageManagerEnvVar] = "1";
 
 const child = spawn(binaryPath, process.argv.slice(2), {
   stdio: "inherit",
diff --git a/codex-rs/cli/src/doctor.rs b/codex-rs/cli/src/doctor.rs
index ef587cd1d4eb..ac9a6ac66aad 100644
--- a/codex-rs/cli/src/doctor.rs
+++ b/codex-rs/cli/src/doctor.rs
@@ -797,6 +797,10 @@ fn installation_check(show_details: bool) -> DoctorCheck {
         "managed by bun: {}",
         env::var_os("CODEX_MANAGED_BY_BUN").is_some()
     ));
+    details.push(format!(
+        "managed by Vite+: {}",
+        env::var_os("CODEX_MANAGED_BY_VITE_PLUS").is_some()
+    ));
     push_env_path_detail(
         &mut details,
         "managed package root",
@@ -885,6 +889,7 @@ fn doctor_managed_by_npm(current_exe: Option<&Path>) -> bool {
 fn inherited_managed_env_for_cargo_binary(current_exe: Option<&Path>) -> bool {
     if env::var_os("CODEX_MANAGED_BY_NPM").is_none()
         && env::var_os("CODEX_MANAGED_BY_BUN").is_none()
+        && env::var_os("CODEX_MANAGED_BY_VITE_PLUS").is_none()
     {
         return false;
     }
@@ -937,6 +942,9 @@ fn describe_install_context(context: &InstallContext) -> String {
         InstallMethod::Bun => {
             describe_method_with_package_layout("bun", context.package_layout.as_ref())
         }
+        InstallMethod::VitePlus => {
+            describe_method_with_package_layout("vite+", context.package_layout.as_ref())
+        }
         InstallMethod::Brew => {
             describe_method_with_package_layout("brew", context.package_layout.as_ref())
         }
diff --git a/codex-rs/cli/src/doctor/runtime.rs b/codex-rs/cli/src/doctor/runtime.rs
index 14afa70e4c53..8add3b4f43d9 100644
--- a/codex-rs/cli/src/doctor/runtime.rs
+++ b/codex-rs/cli/src/doctor/runtime.rs
@@ -121,6 +121,7 @@ fn install_method_name(context: &InstallContext) -> &'static str {
         InstallMethod::Standalone { .. } => "standalone",
         InstallMethod::Npm => "npm",
         InstallMethod::Bun => "bun",
+        InstallMethod::VitePlus => "vite+",
         InstallMethod::Brew => "brew",
         InstallMethod::Other => "local build",
     }
diff --git a/codex-rs/cli/src/doctor/updates.rs b/codex-rs/cli/src/doctor/updates.rs
index 246eac2b39fa..c1c0986bcd92 100644
--- a/codex-rs/cli/src/doctor/updates.rs
+++ b/codex-rs/cli/src/doctor/updates.rs
@@ -133,6 +133,7 @@ fn update_action_label(context: &InstallContext) -> &'static str {
     match &context.method {
         InstallMethod::Npm => "npm install -g @openai/codex",
         InstallMethod::Bun => "bun install -g @openai/codex",
+        InstallMethod::VitePlus => "vp install -g @openai/codex",
         InstallMethod::Brew => "brew upgrade --cask codex",
         InstallMethod::Standalone { .. } => "standalone installer",
         InstallMethod::Other => "manual or unknown",
@@ -144,6 +145,7 @@ fn fetch_latest_version(context: &InstallContext) -> Result<String, String> {
         InstallMethod::Brew => fetch_homebrew_cask_version(),
         InstallMethod::Npm
         | InstallMethod::Bun
+        | InstallMethod::VitePlus
         | InstallMethod::Standalone { .. }
         | InstallMethod::Other => fetch_latest_github_release_version(),
     }
@@ -223,6 +225,13 @@ mod tests {
             }),
             "npm install -g @openai/codex"
         );
+        assert_eq!(
+            update_action_label(&InstallContext {
+                method: InstallMethod::VitePlus,
+                package_layout: None,
+            }),
+            "vp install -g @openai/codex"
+        );
         assert_eq!(
             update_action_label(&InstallContext {
                 method: InstallMethod::Other,
diff --git a/codex-rs/install-context/src/lib.rs b/codex-rs/install-context/src/lib.rs
index 63694c5d6259..47a1d368b4b0 100644
--- a/codex-rs/install-context/src/lib.rs
+++ b/codex-rs/install-context/src/lib.rs
@@ -56,6 +56,8 @@ pub enum InstallMethod {
     Npm,
     /// A Codex binary launched through the bun-managed `codex.js` shim.
     Bun,
+    /// A Codex binary launched through the Vite+-managed `codex.js` shim.
+    VitePlus,
     /// A Codex binary that appears to come from a Homebrew install prefix.
     Brew,
     /// Any other execution environment.
@@ -71,6 +73,7 @@ impl InstallContext {
         current_exe: Option<&Path>,
         managed_by_npm: bool,
         managed_by_bun: bool,
+        managed_by_vite_plus: bool,
     ) -> Self {
         let codex_home = codex_utils_home_dir::find_codex_home().ok();
         Self::from_exe_with_codex_home(
@@ -78,6 +81,7 @@ impl InstallContext {
             current_exe,
             managed_by_npm,
             managed_by_bun,
+            managed_by_vite_plus,
             codex_home.as_deref(),
         )
     }
@@ -87,10 +91,13 @@ impl InstallContext {
         current_exe: Option<&Path>,
         managed_by_npm: bool,
         managed_by_bun: bool,
+        managed_by_vite_plus: bool,
         codex_home: Option<&Path>,
     ) -> Self {
         let package_layout = current_exe.and_then(CodexPackageLayout::from_exe);
-        let method = if managed_by_npm {
+        let method = if managed_by_vite_plus {
+            InstallMethod::VitePlus
+        } else if managed_by_npm {
             InstallMethod::Npm
         } else if managed_by_bun {
             InstallMethod::Bun
@@ -111,11 +118,13 @@ impl InstallContext {
             let current_exe = std::env::current_exe().ok();
             let managed_by_npm = std::env::var_os("CODEX_MANAGED_BY_NPM").is_some();
             let managed_by_bun = std::env::var_os("CODEX_MANAGED_BY_BUN").is_some();
+            let managed_by_vite_plus = std::env::var_os("CODEX_MANAGED_BY_VITE_PLUS").is_some();
             Self::from_exe(
                 cfg!(target_os = "macos"),
                 current_exe.as_deref(),
                 managed_by_npm,
                 managed_by_bun,
+                managed_by_vite_plus,
             )
         })
     }
@@ -310,6 +319,7 @@ mod tests {
             /*current_exe*/ Some(&exe_path),
             /*managed_by_npm*/ false,
             /*managed_by_bun*/ false,
+            /*managed_by_vite_plus*/ false,
             /*codex_home*/ Some(codex_home.path()),
         );
         assert_eq!(
@@ -345,6 +355,7 @@ mod tests {
             /*current_exe*/ Some(&exe_path),
             /*managed_by_npm*/ false,
             /*managed_by_bun*/ false,
+            /*managed_by_vite_plus*/ false,
             /*codex_home*/ Some(codex_home.path()),
         );
         assert_eq!(context.rg_command(), default_rg_command());
@@ -388,6 +399,7 @@ mod tests {
             /*current_exe*/ Some(&exe_path),
             /*managed_by_npm*/ false,
             /*managed_by_bun*/ false,
+            /*managed_by_vite_plus*/ false,
             /*codex_home*/ None,
         );
         assert_eq!(
@@ -452,6 +464,7 @@ mod tests {
             /*current_exe*/ Some(&exe_path),
             /*managed_by_npm*/ false,
             /*managed_by_bun*/ false,
+            /*managed_by_vite_plus*/ false,
             /*codex_home*/ Some(codex_home.path()),
         );
         assert_eq!(
@@ -501,6 +514,7 @@ mod tests {
             /*current_exe*/ Some(&exe_path),
             /*managed_by_npm*/ true,
             /*managed_by_bun*/ false,
+            /*managed_by_vite_plus*/ false,
             /*codex_home*/ None,
         );
         assert_eq!(context.method, InstallMethod::Npm);
@@ -528,6 +542,7 @@ mod tests {
             /*current_exe*/ Some(&exe_path),
             /*managed_by_npm*/ false,
             /*managed_by_bun*/ false,
+            /*managed_by_vite_plus*/ false,
             /*codex_home*/ None,
         );
         assert_eq!(context.rg_command(), default_rg_command());
@@ -552,6 +567,7 @@ mod tests {
             /*current_exe*/ Some(&exe_path),
             /*managed_by_npm*/ false,
             /*managed_by_bun*/ false,
+            /*managed_by_vite_plus*/ false,
             /*codex_home*/ None,
         );
         assert_eq!(context.rg_command(), default_rg_command());
@@ -560,12 +576,29 @@ mod tests {
     }
 
     #[test]
-    fn npm_and_bun_take_precedence() {
+    fn package_manager_markers_take_precedence() {
+        let vite_plus_context = InstallContext::from_exe_with_codex_home(
+            /*is_macos*/ false,
+            /*current_exe*/ Some(Path::new("/tmp/codex")),
+            /*managed_by_npm*/ false,
+            /*managed_by_bun*/ false,
+            /*managed_by_vite_plus*/ true,
+            /*codex_home*/ None,
+        );
+        assert_eq!(
+            vite_plus_context,
+            InstallContext {
+                method: InstallMethod::VitePlus,
+                package_layout: None,
+            }
+        );
+
         let npm_context = InstallContext::from_exe_with_codex_home(
             /*is_macos*/ false,
             /*current_exe*/ Some(Path::new("/tmp/codex")),
             /*managed_by_npm*/ true,
             /*managed_by_bun*/ false,
+            /*managed_by_vite_plus*/ false,
             /*codex_home*/ None,
         );
         assert_eq!(
@@ -581,6 +614,7 @@ mod tests {
             /*current_exe*/ Some(Path::new("/tmp/codex")),
             /*managed_by_npm*/ false,
             /*managed_by_bun*/ true,
+            /*managed_by_vite_plus*/ false,
             /*codex_home*/ None,
         );
         assert_eq!(
@@ -599,6 +633,7 @@ mod tests {
             /*current_exe*/ Some(Path::new("/opt/homebrew/bin/codex")),
             /*managed_by_npm*/ false,
             /*managed_by_bun*/ false,
+            /*managed_by_vite_plus*/ false,
             /*codex_home*/ None,
         );
         assert_eq!(
diff --git a/codex-rs/tui/src/update_action.rs b/codex-rs/tui/src/update_action.rs
index 420562f13b68..c38dc9a9a0dd 100644
--- a/codex-rs/tui/src/update_action.rs
+++ b/codex-rs/tui/src/update_action.rs
@@ -12,6 +12,8 @@ pub enum UpdateAction {
     NpmGlobalLatest,
     /// Update via `bun install -g @openai/codex@latest`.
     BunGlobalLatest,
+    /// Update via `vp install -g @openai/codex@latest`.
+    VitePlusGlobalLatest,
     /// Update via `brew upgrade codex`.
     BrewUpgrade,
     /// Update via `curl -fsSL https://chatgpt.com/codex/install.sh | CODEX_NON_INTERACTIVE=1 sh`.
@@ -26,6 +28,7 @@ impl UpdateAction {
         match &context.method {
             InstallMethod::Npm => Some(UpdateAction::NpmGlobalLatest),
             InstallMethod::Bun => Some(UpdateAction::BunGlobalLatest),
+            InstallMethod::VitePlus => Some(UpdateAction::VitePlusGlobalLatest),
             InstallMethod::Brew => Some(UpdateAction::BrewUpgrade),
             InstallMethod::Standalone { platform, .. } => Some(match platform {
                 StandalonePlatform::Unix => UpdateAction::StandaloneUnix,
@@ -40,6 +43,7 @@ impl UpdateAction {
         match self {
             UpdateAction::NpmGlobalLatest => ("npm", &["install", "-g", "@openai/codex"]),
             UpdateAction::BunGlobalLatest => ("bun", &["install", "-g", "@openai/codex"]),
+            UpdateAction::VitePlusGlobalLatest => ("vp", &["install", "-g", "@openai/codex"]),
             UpdateAction::BrewUpgrade => ("brew", &["upgrade", "--cask", "codex"]),
             UpdateAction::StandaloneUnix => (
                 "sh",
@@ -106,6 +110,13 @@ mod tests {
             }),
             Some(UpdateAction::BunGlobalLatest)
         );
+        assert_eq!(
+            UpdateAction::from_install_context(&InstallContext {
+                method: InstallMethod::VitePlus,
+                package_layout: None,
+            }),
+            Some(UpdateAction::VitePlusGlobalLatest)
+        );
         assert_eq!(
             UpdateAction::from_install_context(&InstallContext {
                 method: InstallMethod::Brew,
diff --git a/codex-rs/tui/src/updates.rs b/codex-rs/tui/src/updates.rs
index 65a2317560ab..0b1a47aa190a 100644
--- a/codex-rs/tui/src/updates.rs
+++ b/codex-rs/tui/src/updates.rs
@@ -79,7 +79,9 @@ async fn check_for_update(version_file: &Path, action: Option<UpdateAction>) ->
                 .await?;
             version
         }
-        Some(UpdateAction::NpmGlobalLatest) | Some(UpdateAction::BunGlobalLatest) => {
+        Some(UpdateAction::NpmGlobalLatest)
+        | Some(UpdateAction::BunGlobalLatest)
+        | Some(UpdateAction::VitePlusGlobalLatest) => {
             let latest_version = fetch_latest_github_release_version().await?;
             let package_info = create_client()
                 .get(npm_registry::PACKAGE_URL)