mcpcost

io.github.kikutano/tinyprobe

tinyprobe

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

API testing in YAML: inspect, call and run endpoints and workflows, with the guide to write them.

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

4tools
1.2ktokens in Claude Opus 5.5
0.6 %of Claude's 200k window
0.5×the median server
356 msto initialize
5 msto list tools
Run it
docker run -i --rm ghcr.io/kikutano/tinyprobe:0.25.0 (stdio, probed in a container with the network off)
Host
ghcr.io
Reports itself as
tinyprobe 0.25.0
Capabilities
tools
Instructions
280 characters
Of a 1M window
0.1 % of a 1M context window
Count
1.2k tokens in Claude Opus 5.5, exact, measured 2026-11-07. With the Claude Code prefix mcp__…__ on each tool name: 1.2k. The o200k_base estimate is 739. Counted again when the tool definitions change. Method.
Repository
https://github.com/kikutano/tinyprobe
Website
https://github.com/kikutano/tinyprobe#give-your-agent-the-tinyprobe-tools-mcp
Registry
active, updated 2026-11-10 · registry entry
Changes
2 recorded, reachable in 2 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, 1.61×.

Tool≈ Claude tokenso200k estimateShare of this server
run55034146 %
call36522631 %
inspect1428812 %
guide1358411 %

Compare this server with others.

More servers

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

Servers that mention endpoints or workflows.

History

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

ProbedResultInitToolsClaudeo200k
2026-11-07 07:53alive132 ms41.2k739
2026-11-01 08:13alive356 ms41.1k658

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