io.github.mrfentmen/swapi-mcp

swapi-mcp

Is the io.github.mrfentmen/swapi-mcp MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-09.

SWAPI: characters, planets, films, starships, vehicles and species, with film cross-references.

alive probed 2026-11-14 · unchanged since 2026-11-09

5tools

943tokens in Claude Opus 5.5

0.5 %of Claude's 200k window

0.4×the median server

319 msto initialize

13 msto list tools

Run it: npx -y swapi-mcp@1.0.1 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: swapi-mcp 1.0.0
Capabilities: tools
Instructions: none
Of a 1M window: <0.1 % of a 1M context window
Count: 943 tokens in Claude Opus 5.5, exact, measured 2026-10-31. With the Claude Code prefix mcp__…__ on each tool name: 1.0k. The o200k_base estimate is 541. Counted again when the tool definitions change. Method.
Repository: https://github.com/mrfentmen/awesome-servers
Registry: active, updated 2026-11-08 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.74×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
search_star_wars	282	162	30 %
star_wars_detail	221	127	23 %
list_resource	213	122	23 %
character_films	145	83	15 %
film_chronicle	82	47	9 %

Other registry entries on npmjs.com, the ones next to this name; all of them.

Servers that mention swapi.

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.