io.github.underwriter-MRX/mrx-mcp
MRX Public MCP
Read-only, source-linked mineral-rights education from MineralRightsXchange.com.
alive probed 2026-10-05 · HTTP 200
8tools
1.4ktokens in Claude Opus 5.5
1.5ktokens in Claude Code
0.7 %of a 200k context window
763o200k_base estimate
210 msto initialize
96 msto list tools
- Endpoint
- https://mrx-public-mcp.vercel.app/mcp (streamable-http)
- Host
- mrx-public-mcp.vercel.app
- Protocol
- 2025-11-25
- Reports itself as
- mrx-public 0.3.0
- Capabilities
- experimental, prompts, resources, tools
- Instructions
- 807 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/underwriter-MRX/mrx-mcp
- Registry
- active, updated 2026-09-23 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| mrx_search_guides | 156 | 20 % |
| mrx_list_public_pages | 154 | 20 % |
| mrx_read_page | 98 | 13 % |
| mrx_website_capabilities | 94 | 12 % |
| search | 84 | 11 % |
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 16:36 | alive | 210 ms | 8 | 1.4k | 763 |
| 2026-10-05 00:57 | alive | 107 ms | 8 | 763 | |
| 2026-10-04 10:07 | alive | 991 ms | 8 | 763 | |
| 2026-10-04 08:01 | alive | 625 ms | 8 | 763 | |
| 2026-10-03 20:40 | alive | 876 ms | 8 | 763 | |
| 2026-10-03 17:55 | alive | 431 ms | 8 | 763 |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.underwriter-MRX/mrx-mcp)
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.