com.thecitadelapp/citadel
The Citadel
Is the The Citadel MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-14.
Deterministic 6-dimension dating profile rubrics and readiness checks via Streamable HTTP MCP.
alive probed 2026-11-15 · unchanged since 2026-11-14 · HTTP 200
- Endpoint
- https://thecitadelapp.com/api/mcp (streamable-http)
- Host
- thecitadelapp.com
- Protocol
- 2025-03-26
- Reports itself as
- the-citadel 1.0.0
- Capabilities
- tools
- Instructions
- none
- Of a 1M window
- <0.1 % of a 1M context window
- Count
- 506 tokens in Claude Opus 5.5, exact, measured 2026-11-14. With the Claude Code prefix mcp__…__ on each tool name: 530. The o200k_base estimate is 267. Counted again when the tool definitions change. Method.
- Website
- https://thecitadelapp.com
- Registry
- active, updated 2026-11-14 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.90×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| citadel_evaluate_profile_readiness | 256 | 135 | 51 % |
| citadel_get_lead_photo_rubric | 155 | 82 | 31 % |
| citadel_platform_status | 95 | 50 | 19 % |
Compare this server with others.
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- DJZS Trust MCP ai.djzs/trust-mcp · alive
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- ai.geodesiclabs/governance-platform · alive
- MLP Tax Computation Engine ai.lucasandersen/mlp-tax · alive
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
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
- The server answers initialize and tools/list. Nothing to fix.
Fixed something? Probe it now, with the same steps as the daily run. This page updates with the next daily run.