DarkHorseCode · House #30,014

What it is

Calls itself “vibe-coding agent”.

• Calls itself: vibe-coding agent

Where it puts itself

Rules out “new subscriptions”.

• Says it will not: new subscriptions

“No new subscriptions, no extra spend.”

What it costs

A free tier up to a usage limit.

• Free plan: free up to a limit

“OpenCode free tier”

“Zen needs a free API key with no billing and no card.”

How it runs

A desktop app for Linux and Windows. Runs locally and works offline. Distributed through the GitHub. Offers an API. Open source. AI is the core of the product. You can bring your own API key. Built with GitHub Pages.

• Kind: desktop
• Runs on: Linux · Windows
• Runs where: on the device, offline
• Distributed via: GitHub
• API: yes
• Open source: yes
• AI role: core to the product
• Bring your own key: yes

“DarkHorseCode is a desktop app that turns a plain-English idea into a working project.”

“…v0.1.0 Windows & Linux · runs on opencode”

What it works with

Names ChatGPT, Ollama and 3 more on its pages.

• Names: ChatGPT · Ollama · Playwright · +2

“ChatGPT Go covers three models: gpt-5.5 , gpt-5.6-luna and gpt-5.6-terra .”

“Install Ollama and run ollama pull qwen2.5-coder:7b”

What it offers as proof

Live, no waitlist. Trying it asks for an email.

• Trial asks for: an email address

“DarkHorseCode is a desktop app that turns a plain-English idea into a working project.”

“A free opencode.ai key, no card on file.”