io.github.maximilianfeix/shortfree
shortfree
Is the shortfree MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-27.
Live domain availability checks plus every free 1-4 character .com .net .de .ai .io .dev .app .tools
alive probed 2026-11-14 · unchanged since 2026-10-27
- Run it
- docker run -i --rm ghcr.io/maximilianfeix/shortfree:0.1.0 (stdio, probed in a container with the network off)
- Host
- ghcr.io
- Reports itself as
- shortfree 0.1.0
- Capabilities
- logging, tools
- Instructions
- 1 280 characters
- Of a 1M window
- 0.3 % of a 1M context window
- Count
- 2.6k tokens in Claude Opus 5.5, exact, measured 2026-10-27. With the Claude Code prefix mcp__…__ on each tool name: 2.6k. The o200k_base estimate is 1.7k. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/maximilianfeix/shortfree
- Website
- https://maximilianfeix.github.io/shortfree/
- Registry
- active, updated 2026-10-26 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.50×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| find_free_domains | 805 | 537 | 32 % |
| suggest_domains | 737 | 492 | 29 % |
| check_domains | 692 | 462 | 27 % |
| domain_stats | 319 | 213 | 13 % |
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Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
A mail when this server changes
Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.
For the publisher
- The server answers initialize and tools/list. Nothing to fix.