mcpcost

io.github.Agent360dk/browser-mcp

Agent360 Browser MCP

Is the Agent360 Browser MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-30.

Drive your real, logged-in Chrome from any AI agent - 40 tools. Needs our Chrome extension too.

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

40tools
16ktokens in Claude Opus 5.5
7.8 %of Claude's 200k window
6.2×the median server
426 msto initialize
9 msto list tools
Run it
npx -y @agent360/browser-mcp@1.31.0 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
agent360-browser 1.31.0
Capabilities
tools
Instructions
12 461 characters
Of a 1M window
1.6 % of a 1M context window
Count
16k tokens in Claude Opus 5.5, exact, measured 2026-10-30. With the Claude Code prefix mcp__…__ on each tool name: 16k. The o200k_base estimate is 9.6k. Counted again when the tool definitions change. Method.
Repository
https://github.com/Agent360dk/browser-mcp
Website
https://browsermcp.dev
Registry
active, updated 2026-10-29 · registry entry
Changes
2 recorded, reachable in 2 of them. A row is added when the result, the tool count or the cost changes.

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.62×.

Tool≈ Claude tokenso200k estimateShare of this server
browser_navigate1 3998659 %
browser_provide_feedback1 0536517 %
browser_extract_list7964925 %
browser_ask_user7384565 %
browser_drop_file7314525 %

Compare this server with others.

More servers

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

Servers that mention browser.

History

We add a row when the result changes. A server with no change keeps its last row.

ProbedResultInitToolsClaudeo200k
2026-10-30 07:45alive378 ms4016k9.6k
2026-10-17 06:14alive426 ms4015k9.3k

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