mcpcost

com.alderflux/msgmesh

MsgMesh

Is the MsgMesh MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-31.

Event bus for AI agents: watch_topic long-polls live events; manage topics, schemas, webhooks.

alive probed 2026-11-14 · unchanged since 2026-10-31

30tools
6.8ktokens in Claude Opus 5.5
3.4 %of Claude's 200k window
2.7×the median server
186 msto initialize
8 msto list tools
Run it
npx -y @msgmesh/mcp-server@0.1.11 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
msgmesh 0.1.11
Capabilities
tools
Instructions
783 characters
Of a 1M window
0.7 % of a 1M context window
Count
6.8k tokens in Claude Opus 5.5, exact, measured 2026-10-17. With the Claude Code prefix mcp__…__ on each tool name: 7.1k. The o200k_base estimate is 4.3k. Counted again when the tool definitions change. Method.
Website
https://msgmesh.alderflux.com
Registry
active, updated 2026-10-06 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.59×.

Tool≈ Claude tokenso200k estimateShare of this server
dlq_replay1 35585520 %
delete_webhook72345611 %
set_plan3652305 %
delete_topic3412155 %
create_webhook3392145 %

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 webhooks or schemas.

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