io.github.Fauxetine/t1-t2-protocol

T1/T2 Protocol

Caller-side T1/T2 heterogeneous validation MCP server. Stdlib-only Python.

alive probed 2026-10-14

3tools

718tokens in Claude Opus 5.5

760tokens in Claude Code

0.4 %of a 200k context window

392o200k_base estimate

349 msto initialize

5 msto list tools

Run it: uvx t1-t2-protocol==0.1.1 (stdio, probed in a container with the network off)
Host: pypi.org
Reports itself as: t1-t2-protocol 0.1.0
Capabilities: tools
Instructions: none
Claude count: Claude Opus 5.5, measured 2026-10-14. Counted again when the tool definitions change. Method.
Repository: https://github.com/Fauxetine/t1-t2-protocol
Website: https://registry.modelcontextprotocol.io/
Registry: active, updated 2026-06-16 · registry entry
Reachable: 1 of the last 1 probe

Most expensive tools

Tool	Tokens (o200k)	Share of this server
t1_protocol	172	44 %
t2_protocol	129	33 %
checksum	91	23 %

Badge and feed

[![mcpcost](https://mcpcost.ulehla.dev/badge/io.github.Fauxetine/t1-t2-protocol.svg)](https://mcpcost.ulehla.dev/s/io.github.Fauxetine/t1-t2-protocol)

An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.