mcpcost

io.github.feder-cr/invisible-playwright-mcp

invisible_playwright_mcp

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

AI browser agent: browses, clicks, types, and reads real web pages from plain-English instructions.

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

17tools
6.1ktokens in Claude Opus 5.5
3.0 %of Claude's 200k window
2.4×the median server
4.4 sto initialize
12 msto list tools
Run it
uvx invisible-playwright-mcp@0.73.0 (stdio, probed in a container with the network off)
Host
pypi.org
Reports itself as
stealth 0.73.0
Capabilities
experimental, prompts, resources, tools
Instructions
4 862 characters
Of a 1M window
0.6 % of a 1M context window
Count
6.1k tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 6.4k. The o200k_base estimate is 3.7k. Counted again when the tool definitions change. Method.
Repository
https://github.com/feder-cr/invisible_playwright_mcp
Registry
active, updated 2026-10-21 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.64×.

Tool≈ Claude tokenso200k estimateShare of this server
browser_open64939511 %
browser_evaluate5533379 %
browser_navigate5523369 %
browser_click_at4662848 %
browser_read_html4502747 %

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More servers

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

Servers that mention playwright.

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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.

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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