diff --git a/changelog.md b/changelog.md
index cebadb1..754c529 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 2025-10-27 - 1.3.0 - feat(cli)
+Add automatic update command and documentation updates
+
+- Add 'update' CLI command that checks the latest Gitea release and runs the install script to perform a self-update
+- Implements release fetch/compare logic and executes the repository install.sh via curl
+- Update README to document the one-line installer and the new 'moxytool update' usage
+- Update changelog to note the new update command and installation clarifications
+
 ## 2025-10-27 - 1.2.0 - feat(scripts)
 Add community scripts subsystem: script index, runner, and CLI commands with background refresh; update docs and paths
 
@@ -19,6 +27,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [1.1.0] - 2025-01-27
 
 ### Added
+- `update` command for automatic self-updating from Gitea releases
 - `scripts` command for Proxmox community scripts management
 - Access to 400+ community-maintained installation scripts
 - Automatic daily index updates with local caching
@@ -26,8 +35,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Interactive script execution with full stdin/stdout/stderr passthrough
 - Support for both LXC containers and VM templates
 - Script metadata display (requirements, ports, credentials)
+- One-line installation script as primary installation method
 
 ### Features
+- `moxytool update` - Update MOXYTOOL to the latest version automatically
 - `moxytool scripts list` - List all available scripts
 - `moxytool scripts search <query>` - Search scripts by keyword
 - `moxytool scripts info <slug>` - View detailed script information
diff --git a/readme.md b/readme.md
index 81d545b..9b5f7bd 100644
--- a/readme.md
+++ b/readme.md
@@ -19,7 +19,22 @@ MOXYTOOL is a comprehensive command-line tool for managing Proxmox servers, with
 
 ## Installation
 
-### Global Installation (Recommended)
+### One-Line Installation (Recommended)
+
+```bash
+# Download and install MOXYTOOL automatically
+curl -sSL https://code.foss.global/serve.zone/moxytool/raw/branch/main/install.sh | sudo bash
+```
+
+This will:
+- Detect your platform automatically (Linux x64/ARM64, macOS Intel/Apple Silicon, Windows)
+- Download the latest binary from Gitea releases (~400-500KB)
+- Install to `/usr/local/bin/moxytool`
+- Make it available system-wide
+
+### Via npm (Alternative)
+
+Install globally using npm:
 
 ```bash
 npm install -g @serve.zone/moxytool
@@ -31,14 +46,28 @@ or with pnpm:
 pnpm install -g @serve.zone/moxytool
 ```
 
-### Local Installation
-
-```bash
-npm install @serve.zone/moxytool
-```
+**Benefits:**
+- Automatic platform detection and binary download
+- Easy updates via `npm update -g @serve.zone/moxytool`
+- Version management with npm
+- Works with Node.js >=14
 
 ## Usage
 
+### Updating MOXYTOOL
+
+Update to the latest version from the repository:
+
+```bash
+moxytool update
+```
+
+This command will:
+- Check the current version
+- Fetch the latest release from Gitea
+- Automatically download and install the update if available
+- Preserve your existing configuration
+
 ### vGPU Setup
 
 Install and configure NVIDIA vGPU support on your Proxmox host:
diff --git a/ts/00_commitinfo_data.ts b/ts/00_commitinfo_data.ts
index 0fd0aaa..85b0a43 100644
--- a/ts/00_commitinfo_data.ts
+++ b/ts/00_commitinfo_data.ts
@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@serve.zone/moxytool',
-  version: '1.2.0',
+  version: '1.3.0',
   description: 'Proxmox administration tool for vGPU setup, VM management, and cluster configuration'
 }
diff --git a/ts/moxytool.cli.ts b/ts/moxytool.cli.ts
index 8c17f86..48d8190 100644
--- a/ts/moxytool.cli.ts
+++ b/ts/moxytool.cli.ts
@@ -36,6 +36,7 @@ export const runCli = async () => {
     logger.log('info', 'Available commands:');
     logger.log('info', '* vgpu-setup - Install and configure Proxmox vGPU support');
     logger.log('info', '* scripts    - Manage Proxmox community scripts');
+    logger.log('info', '* update     - Update MOXYTOOL to the latest version');
     logger.log('info', '');
     logger.log('info', 'Usage: moxytool <command> [options]');
   });
@@ -129,6 +130,78 @@ export const runCli = async () => {
     }
   });
 
+  // Update command
+  smartcliInstance.addCommand('update').subscribe(async (argvArg) => {
+    logger.log('info', 'Checking for updates...');
+    logger.log('info', '');
+
+    try {
+      // Get current version from deno.json
+      const denoJsonPath = plugins.path.join(paths.packageDir, 'deno.json');
+      let currentVersion = '1.1.0'; // fallback
+
+      try {
+        const denoJsonContent = await Deno.readTextFile(denoJsonPath);
+        const denoJson = JSON.parse(denoJsonContent);
+        currentVersion = denoJson.version || currentVersion;
+      } catch {
+        // Use fallback version
+      }
+
+      // Fetch latest version from Gitea API
+      const apiUrl = 'https://code.foss.global/api/v1/repos/serve.zone/moxytool/releases/latest';
+      const response = await fetch(apiUrl);
+
+      if (!response.ok) {
+        logger.log('error', 'Failed to check for updates');
+        logger.log('error', `HTTP ${response.status}: ${response.statusText}`);
+        Deno.exit(1);
+      }
+
+      const release = await response.json();
+      const latestVersion = release.tag_name; // e.g., "v1.1.0"
+
+      // Normalize versions for comparison (ensure both have "v" prefix)
+      const normalizedCurrent = currentVersion.startsWith('v') ? currentVersion : `v${currentVersion}`;
+      const normalizedLatest = latestVersion.startsWith('v') ? latestVersion : `v${latestVersion}`;
+
+      logger.log('info', `Current version: ${normalizedCurrent}`);
+      logger.log('info', `Latest version:  ${normalizedLatest}`);
+      logger.log('info', '');
+
+      // Compare normalized versions
+      if (normalizedCurrent === normalizedLatest) {
+        logger.log('success', 'Already up to date!');
+        logger.log('info', '');
+        return;
+      }
+
+      logger.log('ok', `New version available: ${latestVersion}`);
+      logger.log('info', 'Downloading and installing...');
+      logger.log('info', '');
+
+      // Download and run the install script
+      const installUrl = 'https://code.foss.global/serve.zone/moxytool/raw/branch/main/install.sh';
+
+      const updateResult = await smartshellInstance.exec(
+        `curl -sSL ${installUrl} | bash`
+      );
+
+      if (updateResult.exitCode !== 0) {
+        logger.log('error', 'Update failed');
+        logger.log('error', updateResult.stderr || 'Unknown error');
+        Deno.exit(1);
+      }
+
+      logger.log('info', '');
+      logger.log('success', `Updated to ${latestVersion}`);
+      logger.log('info', '');
+    } catch (error) {
+      logger.log('error', `Update failed: ${error instanceof Error ? error.message : String(error)}`);
+      Deno.exit(1);
+    }
+  });
+
   // Scripts management commands
   smartcliInstance.addCommand('scripts').subscribe(async (argvArg) => {
     const subcommand = argvArg._[0];