ONCE — Exactly-Once Reliability for AI Agent Actions for Zed

io.github.gsterlingpress/once

Prevent duplicate AI-agent side effects with idempotency, verification, and durable receipts.

client:Zed transport:streamable-http

Install ONCE — Exactly-Once Reliability for AI Agent Actions in Zed

~/.config/zed/settings.json · windows: %APPDATA%\Zed\settings.json

{
  "context_servers": {
    "once": {
      "url": "https://optimistic-compassion-production.up.railway.app/mcp"
    }
  }
}

Merge this into your existing settings object — do not replace the file. Zed docs