{"id":2823,"date":"2026-02-13T08:56:53","date_gmt":"2026-02-13T08:56:53","guid":{"rendered":"https:\/\/www.ucartz.com\/blog\/?p=2823"},"modified":"2026-02-13T08:56:56","modified_gmt":"2026-02-13T08:56:56","slug":"how-to-install-openclaw-on-a-vps","status":"publish","type":"post","link":"https:\/\/www.ucartz.com\/blog\/how-to-install-openclaw-on-a-vps\/","title":{"rendered":"How to Install OpenClaw on a VPS (Step-by-Step Guide with SSH Tunnel )"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Installing OpenClaw on a VPS can be confusing for first-time users, especially when dealing with gateway authentication errors, SSH tunneling and localhost binding issues. Many tutorials skip these real-world problems and leave you stuck halfway through the setup.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In this practical guide, you\u2019ll learn how to properly install and configure OpenClaw on a VPS, fix common gateway errors, securely access the dashboard from your local machine using SSH port forwarding, and verify your setup with health checks. This article is optimized for developers and automation engineers who want a working OpenClaw setup on a remote server without wasting hours on trial and error.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What is OpenClaw?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">OpenClaw is an <a href=\"https:\/\/openclaw.ai\/\" target=\"_blank\" rel=\"noreferrer noopener\">AI agent gateway<\/a> and orchestration tool that allows you to run agents locally or remotely, manage sessions, expose a control UI, and connect tools like automation workflows, APIs, and plugins. Running OpenClaw on a VPS allows you to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Keep agents always online<\/li>\n\n\n\n<li>Access the Control UI remotely<\/li>\n\n\n\n<li>Integrate OpenClaw with tools like n8n<\/li>\n\n\n\n<li>Avoid local machine dependency<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">You can refer <a href=\"https:\/\/www.ucartz.com\/blog\/openclaw-n8n-zapier-comparison\/\">comparison of Zapier,n8n and OpenClaw<\/a> in the blog here.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Prerequisites<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Before starting, make sure you have:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A VPS (Ubuntu 20.04+ recommended)<\/li>\n\n\n\n<li>A terminal (Command Prompt \/ PowerShell on Windows, Terminal on Mac\/Linux)<\/li>\n\n\n\n<li>An SSH client (Windows 10+ already has <code>ssh<\/code> built in)<\/li>\n\n\n\n<li>Node.js installed (v20+ recommended)<\/li>\n\n\n\n<li>SSH access from your local machine<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Step-by-Step: How to Install OpenClaw on a VPS<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">I\u2019ll assume your VPS is Ubuntu 20.04 or 22.04 (most common)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 1: Connect to Your VPS from Your PC<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">On your PC terminal, run:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ssh root@YOUR_VPS_IP<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">It will ask for your password (the new one you just changed).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"547\" src=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/ssh-1024x547.webp\" alt=\"ssh login\" class=\"wp-image-2830\" srcset=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/ssh-1024x547.webp 1024w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/ssh-300x160.webp 300w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/ssh-768x410.webp 768w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/ssh-1536x820.webp 1536w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/ssh.webp 1730w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Step 2: Basic Server Setup (Important for Beginners)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Update system:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>apt update &amp;&amp; apt upgrade -y<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Install basic tools:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>apt install -y curl git ufw<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"547\" src=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/Install-basic-tools-1024x547.webp\" alt=\"Install basic tools\" class=\"wp-image-2831\" srcset=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/Install-basic-tools-1024x547.webp 1024w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/Install-basic-tools-300x160.webp 300w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/Install-basic-tools-768x410.webp 768w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/Install-basic-tools-1536x820.webp 1536w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/Install-basic-tools.webp 1730w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Step 3: Install Docker the correct way (Official Method)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Run these commands one by one:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>apt update\napt install -y ca-certificates curl gnupg<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>install -m 0755 -d \/etc\/apt\/keyrings\ncurl -fsSL https:\/\/download.docker.com\/linux\/ubuntu\/gpg | gpg --dearmor -o \/etc\/apt\/keyrings\/docker.gpg\nchmod a+r \/etc\/apt\/keyrings\/docker.gpg<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>echo \\\n  \"deb &#91;arch=$(dpkg --print-architecture) signed-by=\/etc\/apt\/keyrings\/docker.gpg] https:\/\/download.docker.com\/linux\/ubuntu \\\n  $(. \/etc\/os-release &amp;&amp; echo \"$VERSION_CODENAME\") stable\" \\\n  &gt; \/etc\/apt\/sources.list.d\/docker.list<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>apt update<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">Step 4: Install Docker + Docker Compose Plugin<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Now this will work:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>apt install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Enable <a href=\"https:\/\/www.docker.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Docker orchestration platform<\/a> on startup:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>systemctl enable docker<br>systemctl start docker<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Verify Docker &amp; Compose are installed<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>docker --version\ndocker compose version<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">You should see versions printed. If yes \u2192 Docker is ready.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"547\" src=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/dockerinstall-1024x547.webp\" alt=\"docker install\" class=\"wp-image-2832\" srcset=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/dockerinstall-1024x547.webp 1024w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/dockerinstall-300x160.webp 300w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/dockerinstall-768x410.webp 768w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/dockerinstall-1536x820.webp 1536w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/dockerinstall.webp 1730w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Step 5: Create a Folder for OpenClaw<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>mkdir -p \/opt\/openclaw\ncd \/opt\/openclaw<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">Step 6: Install Node.js (Required)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">OpenClaw runs on Node.js.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>curl -fsSL https:\/\/deb.nodesource.com\/setup_22.x | bash -\napt install -y nodejs<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Verify:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>node -v\nnpm -v<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"547\" src=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/node-npm-1024x547.webp\" alt=\"node npm\" class=\"wp-image-2833\" srcset=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/node-npm-1024x547.webp 1024w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/node-npm-300x160.webp 300w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/node-npm-768x410.webp 768w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/node-npm-1536x820.webp 1536w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/node-npm.webp 1730w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Step 7: Install OpenClaw<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Run this command:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>curl -fsSL https:\/\/openclaw.ai\/install.sh | bash -s -- --install-method git --no-prompt --no-onboard<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">This installs OpenClaw globally.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Verify:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>openclaw --version<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"547\" src=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-installation-1024x547.webp\" alt=\"openclaw installation\" class=\"wp-image-2834\" srcset=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-installation-1024x547.webp 1024w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-installation-300x160.webp 300w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-installation-768x410.webp 768w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-installation-1536x820.webp 1536w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-installation.webp 1730w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">If you see a version number, installation worked. Start OpenClaw in background (proper way)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Install the OpenClaw Gateway service<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Run this on your VPS:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>openclaw gateway install<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">This sets up the background service (<code>openclaw-gateway.service<\/code>).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"547\" src=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-installed-1024x547.webp\" alt=\"\" class=\"wp-image-2835\" srcset=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-installed-1024x547.webp 1024w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-installed-300x160.webp 300w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-installed-768x410.webp 768w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-installed-1536x820.webp 1536w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-installed.webp 1730w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Step 9: Configure Gateway Authentication &amp; Port (IMPORTANT)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Before starting the gateway, configure security settings.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Open the config file:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>nano \/root\/.openclaw\/openclaw.json<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Replace everything with:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>{\n  \"gateway\": {\n    \"mode\": \"local\",\n    \"port\": 18789,\n    \"auth\": {\n      \"password\": \"********\"\n    }\n  }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Save and exit Nano:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>CTRL + X\nY\nENTER<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">This step ensures:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gateway runs on the correct port<\/li>\n\n\n\n<li>Dashboard is password protected<\/li>\n\n\n\n<li>Config matches OpenClaw schema<\/li>\n\n\n\n<li>Prevents authentication errors later<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Step 10: Start OpenClaw Gateway<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Run this:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>openclaw config set gateway.mode local\nopenclaw gateway start<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Check status:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>openclaw gateway status<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Run OpenClaw doctor (auto-fixes config + service) if any error occurs.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>openclaw doctor --fix<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">This syncs the config with systemd.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"552\" src=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-gateway-status-1024x552.webp\" alt=\"openclaw gateway status\" class=\"wp-image-2836\" srcset=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-gateway-status-1024x552.webp 1024w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-gateway-status-300x162.webp 300w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-gateway-status-768x414.webp 768w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-gateway-status-1536x828.webp 1536w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/openclaw-gateway-status.webp 1714w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Step 11:Using SSH Tunnels to Access OpenClaw<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">You keep OpenClaw running on the VPS, but you pipe the UI securely to your laptop:<br>Open in another new Command Prompt and run:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>PS C:\\Users\\You&gt;<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>ssh -N -L 18789:127.0.0.1:18789 root@&lt;VPS_IP&gt;<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"502\" src=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/tunneling-in-another-laptop-1024x502.webp\" alt=\"ssh tunneling in another laptop\" class=\"wp-image-2840\" srcset=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/tunneling-in-another-laptop-1024x502.webp 1024w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/tunneling-in-another-laptop-300x147.webp 300w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/tunneling-in-another-laptop-768x376.webp 768w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/tunneling-in-another-laptop-1536x753.webp 1536w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/tunneling-in-another-laptop.webp 1687w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">When SSH Tunnels Are Perfect<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Use SSH tunnels if:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>You are setting things up<\/li>\n\n\n\n<li>You\u2019re testing automations<\/li>\n\n\n\n<li>You\u2019re the only admin<\/li>\n\n\n\n<li>You don\u2019t want to deal with HTTPS + domains<\/li>\n\n\n\n<li>You just want things to work without more infra headaches<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">This matches your situation right now.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">When You Should Avoid SSH Tunnels<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Avoid SSH tunnels only if:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>You need team access<\/li>\n\n\n\n<li>You want 24\/7 browser access from anywhere<\/li>\n\n\n\n<li>You\u2019re building a product \/ client-facing system<\/li>\n\n\n\n<li>You want mobile access<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Then HTTPS + domain is the correct architecture.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Best Practical Setup (What I\u2019d Do in Your Place)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Right now:<br>Use SSH tunnel to get productive and stop wasting time on infra.<br>Later (if needed):<br>Move to Nginx + HTTPS once your workflows are stable.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Step 12: Open firewall port on VPS<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Allow port:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ufw allow 18789\nufw reload<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Then open in your browser:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>http:&#47;&#47;localhost:18789<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"441\" src=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/final-output-openclaw-1024x441.webp\" alt=\"final output openclaw\" class=\"wp-image-2838\" srcset=\"https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/final-output-openclaw-1024x441.webp 1024w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/final-output-openclaw-300x129.webp 300w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/final-output-openclaw-768x331.webp 768w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/final-output-openclaw-1536x662.webp 1536w, https:\/\/www.ucartz.com\/blog\/wp-content\/uploads\/2026\/02\/final-output-openclaw.webp 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Common Errors &amp; Fixes When Installing OpenClaw on VPS<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Even when installation steps are followed correctly, OpenClaw users often face runtime errors. Most of these issues are caused by misconfiguration, firewall blocks, or service dependency problems. Below are the most common real-world errors and how to fix them.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Gateway Authentication Error<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">When accessing the OpenClaw dashboard, users may see:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Authentication failed<\/li>\n\n\n\n<li>Gateway access denied<\/li>\n\n\n\n<li>Dashboard keeps redirecting<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">This usually happens when the gateway password or authentication configuration is missing or incorrect.OpenClaw uses a gateway authentication system to prevent unauthorized access. If the configuration file is incomplete, the gateway blocks UI access.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fix<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Open the configuration file:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>nano \/root\/.openclaw\/openclaw.json<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Replace with a valid configuration:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>{\n  \"gateway\": {\n    \"mode\": \"local\",\n    \"port\": 18789,\n    \"auth\": {\n      \"password\": \"StrongPass@123\"\n    }\n  }\n}<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Restart the gateway:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>openclaw gateway restart<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. OpenClaw Dashboard Not Loading<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Browser shows:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Page not loading<\/li>\n\n\n\n<li>Connection refused<\/li>\n\n\n\n<li>Blank screen<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Common causes include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gateway service is not running<\/li>\n\n\n\n<li>Incorrect port configuration<\/li>\n\n\n\n<li>Firewall blocking access<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Fix:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Check gateway status:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>openclaw gateway status<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">If not running:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>openclaw gateway start\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Also verify the port:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>netstat -tulnp | grep 18789<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. Port Blocked by Firewall<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">OpenClaw runs successfully, but dashboard cannot be accessed remotely.Ubuntu VPS typically uses UFW firewall which blocks ports by default.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">fix:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Allow OpenClaw port:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ufw allow 18789\nufw reload<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Verify firewall status:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ufw status<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">4. OpenClaw Service Not Starting<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Gateway fails to start or stops after reboot.Possible reasons:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Corrupted configuration<\/li>\n\n\n\n<li>Missing dependencies<\/li>\n\n\n\n<li>System service not registered correctly<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Fix:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Run diagnostic tool:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>openclaw doctor --fix<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Check service logs:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>journalctl -u openclaw-gateway.service<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Enable auto-start:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>systemctl enable openclaw-gateway<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">5. Node.js Version Mismatch<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">OpenClaw fails to install or shows runtime errors .OpenClaw requires modern Node.js versions (usually v20+ or v22+). Older versions cause dependency failures.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fix<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Check Node version:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>node -v<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Install latest Node version:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>curl -fsSL https:\/\/deb.nodesource.com\/setup_22.x | bash -\napt install -y nodejs<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Production Best Practices for Running OpenClaw<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Installing OpenClaw is only the first step. Running it safely in production requires infrastructure discipline.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Use HTTPS<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Running OpenClaw over HTTP exposes credentials and session cookies.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Prevents data interception<\/li>\n\n\n\n<li>Secures authentication<\/li>\n\n\n\n<li>Protects API communication<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Production deployments should always use SSL certificates via:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nginx reverse proxy<\/li>\n\n\n\n<li>Let\u2019s Encrypt SSL certificates<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. Use Reverse Proxy<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A reverse proxy like Nginx sits between the internet and OpenClaw.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Adds HTTPS security<\/li>\n\n\n\n<li>Hides backend port<\/li>\n\n\n\n<li>Enables domain-based access<\/li>\n\n\n\n<li>Provides traffic filtering<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Example production flow:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Internet \u2192 Nginx \u2192 OpenClaw Gateway<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. Separate Staging &amp; Production<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Never test new workflows directly in production.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>staging.openclaw.domain.com<\/li>\n\n\n\n<li>openclaw.domain.com<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">This allows safe testing without affecting live automation systems.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. Enable Logging &amp; Monitoring<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Automation systems must be observable.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Workflow execution failures<\/li>\n\n\n\n<li>Gateway uptime<\/li>\n\n\n\n<li>API errors<\/li>\n\n\n\n<li>Performance latency<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Recommended tools:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Grafana<\/li>\n\n\n\n<li>ELK Stack<\/li>\n\n\n\n<li>Datadog<\/li>\n\n\n\n<li>Basic system logs<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5. Secret Management<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Never hardcode sensitive information. Store secrets in:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Environment variables<\/li>\n\n\n\n<li>Secret management tools<\/li>\n\n\n\n<li>Encrypted configuration storage<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Rotate credentials regularly to prevent breaches.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You can refer the <a href=\"https:\/\/www.ucartz.com\/blog\/is-openclaw-worth-using-in-production-pros-cons-and-best-practices\/\" type=\"link\" id=\"https:\/\/www.ucartz.com\/blog\/is-openclaw-worth-using-in-production-pros-cons-and-best-practices\/\">pros, cons and best practices of OpenClaw<\/a> in this blog.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Verification &amp; Health Checks After Installation<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Before using OpenClaw in production, verify system health.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Gateway Status Commands<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Check whether the gateway is active:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>openclaw gateway status<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Restart service if required:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>openclaw gateway restart<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">2. Log Checking<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Logs help diagnose failures.Check service logs:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>journalctl -u openclaw-gateway.service<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Logs help identify:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Authentication failures<\/li>\n\n\n\n<li>Plugin crashes<\/li>\n\n\n\n<li>Network issues<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. Connectivity Test<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Confirm dashboard access. Test locally:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>curl http:\/\/localhost:18789<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">If using SSH tunneling.Open browser:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>http:&#47;&#47;localhost:18789<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">If using reverse proxy.Test domain URL and verify SSL certificate.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Security Best Practices<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use token auth instead of password<\/li>\n\n\n\n<li>Don\u2019t expose OpenClaw directly to the internet without HTTPS<\/li>\n\n\n\n<li>Use SSH tunnels or a reverse proxy (Nginx\/Caddy)<\/li>\n\n\n\n<li>Store secrets in environment variables<\/li>\n\n\n\n<li>Rotate tokens periodically<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Installing OpenClaw on a VPS is not just about running one command it requires understanding gateway binding, authentication, and secure remote access. By using SSH tunneling and token-based authentication, you can safely manage OpenClaw from your local browser while keeping the gateway private on your server. Once you see health: ok, your OpenClaw setup is production-ready and stable.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you want a stable and developer-friendly environment, choosing a reliable VPS provider is critical. <a href=\"https:\/\/www.ucartz.com\/vps-hosting\">Ucartz VPS hosting<\/a> offers high-performance servers, flexible resource allocation, full root access, and optimized infrastructure suitable for running automation tools like OpenClaw, n8n, and other AI orchestration platforms.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With scalable configurations, strong network uptime, and responsive technical support, Ucartz helps developers and automation engineers focus on building workflows instead of troubleshooting server limitations.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you\u2019re planning to deploy OpenClaw or similar automation tools for long-term use, selecting a reliable VPS platform can save significant time and operational headaches.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQ <\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">1. How do I install OpenClaw on a VPS?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Install OpenClaw on your VPS, start the gateway using <code>openclaw gateway install<\/code>, generate a token with <code>openclaw doctor --generate-gateway-token<\/code>, and access the dashboard via SSH tunnel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. Why does OpenClaw show \u201cdisconnected (1008): unauthorized\u201d?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This happens when the gateway requires authentication and no token or password is provided. Generate a gateway token and pass it in the dashboard URL.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. Can I expose OpenClaw publicly without SSH?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Yes, but it\u2019s not recommended unless you use HTTPS and configure a reverse proxy like Nginx with authentication and trusted proxies.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4. Is SSH tunneling safe for OpenClaw?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Yes. SSH port forwarding is one of the safest ways to access OpenClaw remotely because the gateway remains bound to localhost and is not publicly exposed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Installing OpenClaw on a VPS can be confusing for first-time users, especially when dealing with gateway authentication errors, SSH tunneling and localhost binding issues. Many tutorials skip these real-world problems and leave you stuck halfway through the setup. In this practical guide, you\u2019ll learn how to properly install and configure OpenClaw on a VPS, fix [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":2829,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[726],"tags":[719,721,325,74],"class_list":["post-2823","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-openclaw","tag-no-code-automation","tag-openclaw","tag-ssh","tag-vps-hosting"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to Install OpenClaw on a VPS<\/title>\n<meta name=\"description\" content=\"Struggling to install OpenClaw on VPS? 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