com.jettyd/mcp

jettyd

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

Connect AI agents to IoT devices — read sensors, send commands, manage ESP32 fleets.

alive probed 2026-11-15 · unchanged since 2026-10-31

5tools

1.1ktokens in Claude Opus 5.5

0.5 %of Claude's 200k window

0.4×the median server

328 msto initialize

41 msto list tools

Run it: npx -y @jettyd/mcp@0.1.1 (stdio, probed in a container with the network off)
Host: npmjs.com
Reports itself as: jettyd 0.1.0
Capabilities: tools
Instructions: none
Of a 1M window: 0.1 % of a 1M context window
Count: 1.1k tokens in Claude Opus 5.5, exact, measured 2026-10-17. With the Claude Code prefix mcp__…__ on each tool name: 1.1k. The o200k_base estimate is 596. Counted again when the tool definitions change. Method.
Repository: https://github.com/jettydiot/jettyd-mcp
Registry: active, updated 2026-03-25 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.78×.

Tool	≈ Claude tokens	o200k estimate	Share of this server
push_rules	361	203	34 %
send_command	270	152	26 %
get_telemetry	217	122	20 %
read_device	115	65	11 %
list_devices	96	54	9 %

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

Servers that mention commands or connect.

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.