io.github.basicScandal/whoisgenius
whoisgenius
Domain attribution and correlation for AI agents, with confidence and per-signal evidence.
alive probed 2026-10-05 · HTTP 200
2tools
358tokens in Claude Opus 5.5
380tokens in Claude Code
0.2 %of a 200k context window
189o200k_base estimate
329 msto initialize
30 msto list tools
- Endpoint
- https://api.whoisgeni.us/mcp (streamable-http)
- Host
- api.whoisgeni.us
- Protocol
- 2024-11-05
- Reports itself as
- whoisgenius 1.0.0
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Website
- https://whoisgeni.us
- Registry
- active, updated 2026-07-21 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| correlate_domains | 106 | 56 % |
| analyze_domain | 83 | 44 % |
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 14:34 | alive | 329 ms | 2 | 358 | 189 |
| 2026-10-05 00:32 | alive | 194 ms | 2 | 189 | |
| 2026-10-04 10:03 | alive | 2.2 s | 2 | 189 | |
| 2026-10-04 07:57 | alive | 2.0 s | 2 | 189 | |
| 2026-10-03 20:37 | alive | 1.9 s | 2 | 189 | |
| 2026-10-03 17:53 | alive | 990 ms | 2 | 189 |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.basicScandal/whoisgenius)
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.