com.peopleprincipia/principia
principia
Source-graded registry of organizational measurement: constructs, priors, instruments, citations.
alive probed 2026-10-14 · HTTP 200
35tools
7.7ktokens in Claude Opus 5.5
7.9ktokens in Claude Code
3.8 %of a 200k context window
4.1ko200k_base estimate
1.6 sto initialize
176 msto list tools
- Endpoint
- https://peopleprincipia.com/api/mcp (streamable-http)
- Host
- peopleprincipia.com
- Protocol
- 2025-11-25
- Reports itself as
- principia 0.1.0
- Capabilities
- tools
- Instructions
- 483 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-14. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/people-analyst/principia
- Website
- https://peopleprincipia.com
- Registry
- active, updated 2026-09-08 · registry entry
- Reachable
- 2 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| principia.evidence.trace | 249 | 6 % |
| principia.interventions.search | 232 | 6 % |
| principia.equivalences.lookup | 193 | 5 % |
| principia.critiques.search | 192 | 5 % |
| principia.evidence_statements.search | 179 | 4 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-14 18:22 | alive | 1.6 s | 35 | 7.7k | 4.1k |
| 2026-10-05 00:19 | not MCP | 241 ms | |||
| 2026-10-04 09:57 | alive | 2.0 s | 35 | 4.0k | |
| 2026-10-04 07:51 | not MCP | 1.3 s | |||
| 2026-10-03 20:31 | not MCP | 1.1 s | |||
| 2026-10-03 17:49 | not MCP | 454 ms |
Badge and feed
[](https://mcpcost.ulehla.dev/s/com.peopleprincipia/principia)
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.