mcpcost

io.github.mrfentmen/urlscan-mcp

urlscan-mcp

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

URL scanning from urlscan.io. No key required.

alive probed 2026-11-14 · unchanged since 2026-10-30

1tools
132tokens in Claude Opus 5.5
<0.1 %of Claude's 200k window
0.1×the median server
262 msto initialize
7 msto list tools
Run it
npx -y urlscan-mcp@1.0.0 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
urlscan-mcp 1.0.0
Capabilities
tools
Instructions
none
Of a 1M window
<0.1 % of a 1M context window
Count
132 tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 145. The o200k_base estimate is 70. Counted again when the tool definitions change. Method.
Repository
https://github.com/mrfentmen/urlscan-mcp
Registry
active, updated 2026-09-21 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.89×.

Tool≈ Claude tokenso200k estimateShare of this server
search13270100 %

Compare this server with others, or with the servers that share its tool set.

Same tool set as 3 other servers

These registry entries have the same tool names and the same schema sizes.

More servers

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

Servers that mention urlscan or required or scanning.

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mcpcost: alive

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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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