mcpcost

io.github.WYRE-AI/island-mcp

Island Browser

Is the Island Browser MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-01.

MCP server for Island Browser's Admin Actions, Audit, Compromised Credential, and Device APIs.

alive probed 2026-11-15 · unchanged since 2026-11-01

4tools
1.3ktokens in Claude Opus 5.5
0.7 %of Claude's 200k window
0.5×the median server
877 msto initialize
4 msto list tools
Run it
docker run -i --rm ghcr.io/wyre-ai/island-mcp:v1.0.3 (stdio, probed in a container with the network off)
Host
ghcr.io
Reports itself as
island-mcp 0.1.0
Capabilities
logging, tools
Instructions
none
Of a 1M window
0.1 % of a 1M context window
Count
1.3k tokens in Claude Opus 5.5, exact, measured 2026-11-01. With the Claude Code prefix mcp__…__ on each tool name: 1.4k. The o200k_base estimate is 800. Counted again when the tool definitions change. Method.
Repository
https://github.com/WYRE-AI/island-mcp
Website
https://github.com/WYRE-AI/island-mcp
Registry
active, updated 2026-10-22 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.68×.

Tool≈ Claude tokenso200k estimateShare of this server
island_list_compromised_credentials39223329 %
island_list_audit_events32719424 %
island_list_admin_actions31518723 %
island_list_devices31318623 %

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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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