mcpcost

io.github.maemreyo/zamery-browser

Zamery Browser

Is the Zamery Browser MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-31.

Use your existing Firefox and logged-in tabs, limited to tabs or groups you explicitly share.

alive probed 2026-11-15 · unchanged since 2026-10-31

15tools
5.9ktokens in Claude Opus 5.5
2.9 %of Claude's 200k window
2.3×the median server
393 msto initialize
19 msto list tools
Run it
npx -y @zamery/browser-mcp@0.1.2 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
zamery-browser 0.1.2
Capabilities
tools
Instructions
743 characters
Of a 1M window
0.6 % of a 1M context window
Count
5.9k tokens in Claude Opus 5.5, exact, measured 2026-10-17. With the Claude Code prefix mcp__…__ on each tool name: 6.1k. The o200k_base estimate is 3.4k. Counted again when the tool definitions change. Method.
Repository
https://github.com/maemreyo/zamery-browser
Website
https://github.com/maemreyo/zamery-browser
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, 1.74×.

Tool≈ Claude tokenso200k estimateShare of this server
browser_screenshot79545813 %
browser_group70040312 %
browser_key4982878 %
browser_tab4912838 %
browser_fill4902828 %

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