mcpcost

io.github.GhostPawJS/souls

GhostPaw Souls

Is the GhostPaw Souls MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-14.

Local cognitive identity engine with traits, behavioral evidence, and revision history.

alive probed 2026-11-15 · unchanged since 2026-11-14

9tools
8.7ktokens in Claude Opus 5.5
4.3 %of Claude's 200k window
3.5×the median server
109 msto initialize
4 msto list tools
Run it
npx -y @ghostpaw/souls@0.6.3 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
ghostpaw-souls 0.6.3
Capabilities
tools
Instructions
3 525 characters
Of a 1M window
0.9 % of a 1M context window
Count
8.7k tokens in Claude Opus 5.5, exact, measured 2026-11-12. With the Claude Code prefix mcp__…__ on each tool name: 8.7k. The o200k_base estimate is 4.8k. Counted again when the tool definitions change. Method.
Repository
https://github.com/GhostPawJS/souls.git
Website
https://souls.ghostpaw.dev/
Registry
active, updated 2026-11-13 · registry entry
Changes
5 recorded, reachable in 5 of them. A row is added when the result, the tool count or the cost changes.

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.81×.

Tool≈ Claude tokenso200k estimateShare of this server
observe_soul1 53384918 %
trace_soul1 22467814 %
review_traces1 14763513 %
refine_soul1 05558412 %
level_up_soul1 02957012 %

Compare this server with others.

More servers

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

Servers that mention souls.

History

We add a row when the result changes. A server with no change keeps its last row.

ProbedResultInitToolsClaudeo200k
2026-11-12 08:55alive105 ms98.7k4.8k
2026-11-11 08:29alive106 ms98.5k4.7k
2026-11-06 08:36alive119 ms74.4k2.5k
2026-11-05 08:34alive87 ms74.4k2.5k
2026-10-29 07:45alive109 ms73.2k1.8k

Badge for the README

mcpcost: alive

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

Atom feed

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