mcpcost

io.github.craigjmidwinter/mail-muncher

mail-muncher

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

Filtered, read-only IMAP and Gmail archived to disk as .eml + markdown, served over MCP.

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

5tools
357tokens in Claude Opus 5.5
0.2 %of Claude's 200k window
0.1×the median server
204 msto initialize
3 msto list tools
Run it
docker run -i --rm ghcr.io/craigjmidwinter/mail-muncher:0.4.0 (stdio, probed in a container with the network off)
Host
ghcr.io
Reports itself as
mail-muncher v0.4.0
Capabilities
logging, tools
Instructions
1 123 characters
Of a 1M window
<0.1 % of a 1M context window
Count
357 tokens in Claude Opus 5.5, exact, measured 2026-10-30. With the Claude Code prefix mcp__…__ on each tool name: 412. The o200k_base estimate is 179. Counted again when the tool definitions change. Method.
Repository
https://github.com/craigjmidwinter/mail-muncher
Website
https://craigjmidwinter.github.io/mail-muncher/
Registry
active, updated 2026-07-31 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.99×.

Tool≈ Claude tokenso200k estimateShare of this server
list_messages723620 %
list_rules723620 %
read_message723620 %
search_messages723620 %
sync703520 %

Compare this server with others.

More servers

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

Servers that mention muncher or mail.

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.

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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