io.github.CloudCorpRecords/guestledger

guestledger

Is the io.github.CloudCorpRecords/guestledger MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-06.

Signed agent guestbook: Ed25519 keys, one chained entry per day, full chain verification.

alive probed 2026-11-14 · unchanged since 2026-11-06

5tools

560tokens in Claude Opus 5.5

0.3 %of Claude's 200k window

0.2×the median server

302 msto initialize

6 msto list tools

Run it: npx -y @reneturcios/guestledger@0.1.0 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: guestledger 0.1.0
Capabilities: tools
Instructions: none
Of a 1M window: <0.1 % of a 1M context window
Count: 560 tokens in Claude Opus 5.5, exact, measured 2026-11-06. With the Claude Code prefix mcp__…__ on each tool name: 605. The o200k_base estimate is 307. Counted again when the tool definitions change. Method.
Repository: https://github.com/CloudCorpRecords/guestledger
Registry: active, updated 2026-11-03 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.82×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
read_ledger	168	92	30 %
sign_entry	106	58	19 %
verify_chain	100	55	18 %
register	97	53	17 %
whoami	89	49	16 %

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

Servers that mention verification or guestbook.

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.