mcpcost

io.github.ShaanGS/ventriloquist

Ventriloquist

Is the Ventriloquist MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-06.

Turn Mac apps into MCP tools via the accessibility API: no screenshots, no model per step.

alive probed 2026-11-15 · unchanged since 2026-11-06

10tools
1.1ktokens in Claude Opus 5.5
0.5 %of Claude's 200k window
0.4×the median server
2.3 sto initialize
4 msto list tools
Run it
uvx ventriloquist-mcp@0.5.0 (stdio, probed in a container with the network off)
Host
pypi.org
Reports itself as
ventriloquist 0.5.0
Capabilities
tools
Instructions
117 characters
Of a 1M window
0.1 % of a 1M context window
Count
1.1k tokens in Claude Opus 5.5, exact, measured 2026-10-27. With the Claude Code prefix mcp__…__ on each tool name: 1.2k. The o200k_base estimate is 626. Counted again when the tool definitions change. Method.
Repository
https://github.com/ShaanGS/ventriloquist
Registry
active, updated 2026-11-04 · registry entry
Changes
3 recorded, reachable in 3 of them. A row is added when the result, the tool count or the cost changes.

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.75×.

Tool≈ Claude tokenso200k estimateShare of this server
slack_filter_channels1458313 %
code_search_workspace1277312 %
notes_create_note1126410 %
code_show_source_control1106310 %
code_show_explorer1086210 %

Compare this server with others.

More servers

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

Servers that mention accessibility or screenshots.

History

We add a row when the result changes. A server with no change keeps its last row.

ProbedResultInitToolsClaudeo200k
2026-10-27 07:00alive1.2 s101.1k626
2026-10-26 07:06alive3.0 s101.1k624
2026-10-24 06:34alive2.3 s10624

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