com.penguindriver/stock
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alive probed 2026-10-05 · HTTP 200
14tools
2.3ktokens in Claude Opus 5.5
2.4ktokens in Claude Code
1.2 %of a 200k context window
1.5ko200k_base estimate
141 msto initialize
409 msto list tools
- Endpoint
- https://stock.penguindriver.com/mcp (streamable-http)
- Host
- stock.penguindriver.com
- Protocol
- 2025-11-25
- Reports itself as
- tw-stock-themes 1.1.0
- Capabilities
- tools
- Instructions
- 100 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Website
- https://stock.penguindriver.com
- Registry
- active, updated 2026-09-28 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| get_tw_shareholder_meetings | 198 | 13 % |
| get_us_stock | 142 | 9 % |
| get_tw_ex_dividend_yield | 126 | 8 % |
| get_tw_market_quotes | 124 | 8 % |
| get_theme_stocks | 118 | 8 % |
Same tool set as 1 other server
These registry entries have the same tool names and the same schema sizes.
- dev.workers.panda198271.tw-stock-themes/stock-themes tw-stock-themes.panda198271.workers.dev
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 13:33 | alive | 141 ms | 14 | 2.3k | 1.5k |
| 2026-10-05 00:19 | alive | 447 ms | 14 | 1.5k | |
| 2026-10-04 09:57 | alive | 842 ms | 12 | 1.2k | |
| 2026-10-04 07:51 | alive | 341 ms | 12 | 1.2k | |
| 2026-10-03 20:31 | alive | 436 ms | 12 | 1.2k | |
| 2026-10-03 17:49 | alive | 447 ms | 12 | 1.2k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/com.penguindriver/stock)
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.