mcpcost

io.github.mishaovcharenko/uiscanner

uiscanner

Is the io.github.mishaovcharenko/uiscanner MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-30.

Design tokens + a build prompt from any URL, right inside Claude Code, Cursor, and Codex.

alive probed 2026-11-15 · unchanged since 2026-10-30

5tools
1.2ktokens in Claude Opus 5.5
0.6 %of Claude's 200k window
0.5×the median server
366 msto initialize
15 msto list tools
Run it
npx -y uiscanner-mcp@0.3.1 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
uiscanner 0.3.0
Capabilities
prompts, resources, tools
Instructions
1 196 characters
Of a 1M window
0.1 % of a 1M context window
Count
1.2k tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 1.3k. The o200k_base estimate is 706. Counted again when the tool definitions change. Method.
Repository
https://github.com/mishaovcharenko/uiscanner
Registry
active, updated 2026-06-30 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.74×.

Tool≈ Claude tokenso200k estimateShare of this server
ui_teardown43224835 %
retarget_teardown26315121 %
get_teardown23213319 %
ui_probe21612418 %
whoami87507 %

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