com.xoomar/xoomar-mcp
XOOMAR market data
Free US market data as tools: SEC filings, insiders, short interest, 13F, COT, Fed liquidity.
alive probed 2026-10-06 · HTTP 200
26tools
6.8ktokens in Claude Opus 5.5
7.2ktokens in Claude Code
3.4 %of a 200k context window
3.9ko200k_base estimate
575 msto initialize
393 msto list tools
- Endpoint
- https://xoomar.com/mcp (streamable-http)
- Host
- xoomar.com
- Protocol
- 2025-11-25
- Reports itself as
- xoomar 0.1.11
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/xoomar-code/xoomar-mcp
- Website
- https://xoomar.com/markets/api
- Registry
- active, updated 2026-10-02 · registry entry
- Reachable
- 7 of the last 7 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| insider_trades | 272 | 7 % |
| insider_clusters | 233 | 6 % |
| earnings_calendar | 218 | 6 % |
| treasury_auctions | 211 | 5 % |
| short_volume | 204 | 5 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-06 10:55 | alive | 505 ms | 26 | 6.8k | 3.9k |
| 2026-10-05 13:53 | alive | 575 ms | 26 | 6.8k | 3.9k |
| 2026-10-05 00:23 | alive | 507 ms | 26 | 3.9k | |
| 2026-10-04 09:59 | alive | 1.3 s | 26 | 3.9k | |
| 2026-10-04 07:53 | alive | 891 ms | 26 | 3.9k | |
| 2026-10-03 20:33 | alive | 715 ms | 26 | 3.9k | |
| 2026-10-03 17:50 | alive | 670 ms | 26 | 3.9k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/com.xoomar/xoomar-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.