mcpcost

io.github.abhishek207/headsup-mcp

Heads-up

Is the Heads-up MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-03.

Spoken voice alerts on Mac, Linux and Windows when your coding agent finishes a task or needs you.

alive probed 2026-11-15 · unchanged since 2026-11-03

1tools
1.4ktokens in Claude Opus 5.5
0.7 %of Claude's 200k window
0.5×the median server
113 msto initialize
3 msto list tools
Run it
npx -y headsup-mcp@1.7.0 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
heads-up 1.7.0
Capabilities
tools
Instructions
none
Of a 1M window
0.1 % of a 1M context window
Count
1.4k tokens in Claude Opus 5.5, exact, measured 2026-11-03. With the Claude Code prefix mcp__…__ on each tool name: 1.4k. The o200k_base estimate is 922. Counted again when the tool definitions change. Method.
Repository
https://github.com/abhishek207/headsup-mcp
Website
https://brandbakery.tech
Registry
active, updated 2026-11-02 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.49×.

Tool≈ Claude tokenso200k estimateShare of this server
notify_user1 375922100 %

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