Fly

Fly.io transforms containers into micro-VMs that run on hardware in 30+ regions on six continents.

developer tools

Installation

1
Create a Spinrun account
Sign up for free — no credit card. 5,000 credits on the house.
Create free account
2
Copy your MCP server URL
Mint a Spinstack gateway key inside Spinrun. Your URL is https://mcp.spinrun.ro/mcp.
Log in
3
Add it to your MCP client
Paste the URL + bearer token into Claude Desktop or Cursor. Then invoke Fly tools from your agent.

One MCP URL, every tool your team uses, hosted and audited.