uk.co.p11dchanges/site
P11D Changes (p11dchanges.co.uk)
P11D Changes: the site's own MCP server — checker, enquiry (enquiry = a human handoff, not a...
alive probed 2026-10-15 · HTTP 200
6tools
1.2ktokens in Claude Opus 5.5
1.2ktokens in Claude Code
0.6 %of a 200k context window
709o200k_base estimate
1.1 sto initialize
176 msto list tools
- Endpoint
- https://p11dchanges.co.uk/mcp (streamable-http)
- Host
- p11dchanges.co.uk
- Protocol
- 2025-11-25
- Reports itself as
- P11D Changes (p11dchanges.co.uk) 1.0.0
- Capabilities
- tools
- Instructions
- 1 185 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-15. Counted again when the tool definitions change. Method.
- Website
- https://p11dchanges.co.uk
- Registry
- active, updated 2026-10-03 · registry entry
- Reachable
- 2 of the last 8 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| submit_enquiry | 344 | 49 % |
| enquiry_describe | 97 | 14 % |
| checker_answer | 90 | 13 % |
| enquiry_fields | 76 | 11 % |
| checker_tree | 55 | 8 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-15 11:59 | alive | 1.1 s | 6 | 1.2k | 709 |
| 2026-10-07 11:27 | rate limited | ||||
| 2026-10-06 11:14 | alive | 1.1 s | 6 | 1.2k | 709 |
| 2026-10-05 01:03 | rate limited | ||||
| 2026-10-04 10:11 | rate limited | ||||
| 2026-10-04 08:04 | rate limited | ||||
| 2026-10-03 20:43 | rate limited | ||||
| 2026-10-03 17:58 | rate limited |
Badge and feed
[](https://mcpcost.ulehla.dev/s/uk.co.p11dchanges/site)
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.