mcpcost

io.github.zactonz/zactonz-mcp

Zactonz

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

Screenshots, page to Markdown, link previews, DNS, SSL, WHOIS, QR codes and more for AI agents.

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

19tools
7.2ktokens in Claude Opus 5.5
3.6 %of Claude's 200k window
2.8×the median server
447 msto initialize
9 msto list tools
Run it
npx -y @zactonz/mcp@0.1.0 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
zactonz 0.1.0
Capabilities
tools
Instructions
391 characters
Of a 1M window
0.7 % of a 1M context window
Count
7.2k tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 7.4k. The o200k_base estimate is 4.3k. Counted again when the tool definitions change. Method.
Repository
https://github.com/zactonz/zactonz-mcp
Website
https://developers.zactonz.com/
Registry
active, updated 2026-10-06 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.67×.

Tool≈ Claude tokenso200k estimateShare of this server
capture_screenshot93655913 %
convert_image77546311 %
generate_barcode70642210 %
generate_social_image6764049 %
generate_qr_code5363207 %

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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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