mcpcost

io.github.grayclayton/aetre-mcp

AETRE & The Governed Agent

Is the AETRE & The Governed Agent MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-04.

Decision-theoretic triage and fail-closed agent gating: 32 tools over stdio.

alive probed 2026-11-15 · unchanged since 2026-11-04

33tools
13ktokens in Claude Opus 5.5
6.5 %of Claude's 200k window
5.2×the median server
727 msto initialize
4 msto list tools
Run it
docker run -i --rm ghcr.io/grayclayton/aetre-mcp:0.8.1 (stdio, probed in a container with the network off)
Host
ghcr.io
Reports itself as
aetre-mcp 0.8.1
Capabilities
prompts, resources, tools
Instructions
none
Of a 1M window
1.3 % of a 1M context window
Count
13k tokens in Claude Opus 5.5, exact, measured 2026-11-04. With the Claude Code prefix mcp__…__ on each tool name: 13k. The o200k_base estimate is 7.1k. Counted again when the tool definitions change. Method.
Repository
https://github.com/grayclayton/aetre
Website
https://www.lithiumeel.com/aetre
Registry
active, updated 2026-09-20 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.83×.

Tool≈ Claude tokenso200k estimateShare of this server
aetre_sequential_stopping_rule6713675 %
aetre_congestion_matching6003285 %
aetre_heavy_tailed_voi5342924 %
governed_review_boundary5292894 %
aetre_correlated_posterior_update5092784 %

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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.

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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.

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