mcpcost

io.github.garryfirth/yeww

Yeww

Is the Yeww MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-13.

Private ski, snowboard, and mountain-bike lessons in the Portes du Soleil.

alive probed 2026-11-14 · unchanged since 2026-11-13 · HTTP 200

2tools
436tokens in Claude Opus 5.5
0.2 %of Claude's 200k window
0.2×the median server
1.3 sto initialize
167 msto list tools
Endpoint
https://yeww.app/api/mcp (streamable-http)
Host
yeww.app
Protocol
2025-11-25
Reports itself as
yeww 1.0.0
Capabilities
tools
Instructions
348 characters
Of a 1M window
<0.1 % of a 1M context window
Count
436 tokens in Claude Opus 5.5, exact, measured 2026-11-13. With the Claude Code prefix mcp__…__ on each tool name: 452. The o200k_base estimate is 247. Counted again when the tool definitions change. Method.
Website
https://yeww.app
Registry
active, updated 2026-11-12 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.77×.

Tool≈ Claude tokenso200k estimateShare of this server
search_availability30217169 %
get_instructor1347631 %

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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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Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.

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