OpenCode is an open-source AI coding agent with over 100,000 GitHub stars and 2.5 million monthly users. It helps you write, refactor, and understand code — available as a terminal interface, desktop app, or IDE extension.
Why pay $20/month for Cursor Pro when OpenCode is free and open source? Use your own API keys, own your data, and don’t rent your coding assistant from a closed-source vendor.
With OpenCode, you get:
The best part? OpenCode Zen includes free AI models — no account required:
Your AI coding assistant can literally cost $0 per month. Just install OpenCode and start coding.
Of course, you can also connect your own API keys from:
OpenCode is lightweight and runs on minimal hardware:
All of these plans come with one month FREE when you use our coupon codes:
| Plan | RAM | Storage | Network | Coupon |
|---|---|---|---|---|
| VPS Lite G12s | 4-32 GB | up to 640 GB SSD | 2.5 Gbit | From 4 EUR/mo |
| VPS 1000 G12 | 8 GB ECC | 256 GB NVMe | 2.5 Gbit | 1 month free |
| VPS 2000 G12 | 16 GB ECC | 512 GB NVMe | 2.5 Gbit | 1 month free |
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Once you’ve ordered your VPS and received the login credentials, SSH into your server:
ssh root@your-server-ip
Then run the OpenCode installer:
curl -fsSL https://opencode.ai/install | bash
The installer will set up OpenCode on your system. Once complete, navigate to your project and initialize:
cd /path/to/your/project
opencode
/init
Run the /connect command to configure your AI provider:
/connect
Select OpenCode Zen for free models, or choose any other provider like Anthropic, OpenAI, or GitHub Copilot.
For OpenCode Zen, you can sign in at opencode.ai/auth to get your API key.
Want to code from your browser? OpenCode includes a web interface:
opencode web --hostname 0.0.0.0 --port 4096
Important: Set a password to secure your server:
OPENCODE_SERVER_PASSWORD=your-secret-password opencode web --hostname 0.0.0.0 --port 4096
Now you can access OpenCode from anywhere at http://your-server-ip:4096
After installation, check out the OpenCode documentation to learn about:
With OpenCode on a netcup VPS, you get a powerful AI coding assistant that:
Use our coupon codes to get one month free on select plans, and if you’re a new customer, save an additional 5 EUR. Happy coding!