io.github.beepboop2025/undertow
Undertow market liquidity and exit-cost tools
Dated exit evidence, depth, tiers and gold cash scenarios. No executable quotes or trade authority.
alive probed 2026-10-10 · HTTP 200
16tools
4.1ktokens in Claude Opus 5.5
4.2ktokens in Claude Code
2.0 %of a 200k context window
2.2ko200k_base estimate
226 msto initialize
113 msto list tools
- Endpoint
- https://api.seiche.info/undertow/mcp (streamable-http)
- Host
- api.seiche.info
- Protocol
- 2025-11-25
- Reports itself as
- undertow 1.13.0
- Capabilities
- prompts, resources, tools
- Instructions
- 517 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-10. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/beepboop2025/undertow-mcp
- Website
- https://liquilens-undertow.com
- Registry
- active, updated 2026-10-03 · registry entry
- Reachable
- 7 of the last 7 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| gold_cash_realisation | 562 | 26 % |
| crypto_portfolio_stress | 269 | 12 % |
| crypto_funding_cost | 184 | 8 % |
| research_network | 181 | 8 % |
| trade_safety_exit_context | 170 | 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 |
|---|---|---|---|---|---|
| 2026-10-10 10:15 | alive | 276 ms | 16 | 4.1k | 2.2k |
| 2026-10-05 14:34 | alive | 226 ms | 16 | 3.9k | 2.1k |
| 2026-10-05 00:32 | alive | 190 ms | 16 | 2.1k | |
| 2026-10-04 10:03 | alive | 253 ms | 16 | 2.1k | |
| 2026-10-04 07:57 | alive | 226 ms | 16 | 2.1k | |
| 2026-10-03 20:37 | alive | 286 ms | 16 | 2.1k | |
| 2026-10-03 17:53 | alive | 30 ms | 15 | 2.0k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.beepboop2025/undertow)
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.