dev.onthestacks/machine-presence-inspector
Machine Presence Inspector
Read-only public website inspection: evidence-backed Machine Presence observations with uncertainty.
alive probed 2026-10-05 · HTTP 200
1tools
295tokens in Claude Opus 5.5
309tokens in Claude Code
0.1 %of a 200k context window
147o200k_base estimate
703 msto initialize
435 msto list tools
- Endpoint
- https://mcp.onthestacks.dev/mcp (streamable-http)
- Host
- mcp.onthestacks.dev
- Protocol
- 2025-11-25
- Reports itself as
- machine-presence-inspector 0.1.1
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Website
- https://onthestacks.dev/connect.html
- Registry
- active, updated 2026-09-09 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| inspect_machine_presence | 147 | 100 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-05 13:59 | alive | 703 ms | 1 | 295 | 147 |
| 2026-10-05 00:24 | alive | 173 ms | 1 | 147 | |
| 2026-10-04 10:00 | alive | 459 ms | 1 | 147 | |
| 2026-10-04 07:53 | alive | 632 ms | 1 | 147 | |
| 2026-10-03 20:33 | alive | 791 ms | 1 | 147 | |
| 2026-10-03 17:50 | alive | 885 ms | 1 | 147 |
Badge and feed
[](https://mcpcost.ulehla.dev/s/dev.onthestacks/machine-presence-inspector)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.