mcpcost

io.github.ChristopherDavenport/unblink

unblink

Is the io.github.ChristopherDavenport/unblink MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-27.

Pure-Go browser for AI: fetch pages, render JS without Chromium, return clean Markdown over MCP.

alive probed 2026-11-15 · unchanged since 2026-10-27

17tools
9.0ktokens in Claude Opus 5.5
4.5 %of Claude's 200k window
3.6×the median server
133 msto initialize
8 msto list tools
Run it
docker run -i --rm ghcr.io/christopherdavenport/unblink:0.24.0 (stdio, probed in a container with the network off)
Host
ghcr.io
Reports itself as
unblink 0.24.0
Capabilities
logging, tools
Instructions
none
Of a 1M window
0.9 % of a 1M context window
Count
9.0k tokens in Claude Opus 5.5, exact, measured 2026-10-27. With the Claude Code prefix mcp__…__ on each tool name: 9.1k. The o200k_base estimate is 5.6k. Counted again when the tool definitions change. Method.
Repository
https://github.com/ChristopherDavenport/unblink
Registry
active, updated 2026-07-06 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.61×.

Tool≈ Claude tokenso200k estimateShare of this server
read1 32382015 %
session8054999 %
extract6814228 %
browse6734177 %
interact6604097 %

Compare this server with others.

More servers

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

Servers that mention chromium or markdown.

Badge for the README

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.

Atom feed

A mail when this server changes

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

For the publisher