com.signalaf/sigrank
SigRank — AI Operator Benchmarking
SigRank benchmark MCP: cascade metrics, leaderboard, operator profiles, simulation, diagnostics.
alive probed 2026-10-14 · HTTP 200
16tools
14ktokens in Claude Opus 5.5
14ktokens in Claude Code
7.0 %of a 200k context window
8.6ko200k_base estimate
352 msto initialize
246 msto list tools
- Endpoint
- https://signalaf.com/api/mcp (streamable-http)
- Host
- signalaf.com
- Protocol
- 2025-11-25
- Reports itself as
- sigrank 1.0.0
- Capabilities
- prompts, resources, tools
- Instructions
- 971 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-14. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/SunrisesIllNeverSee/sigrank-app
- Website
- https://signalaf.com
- Registry
- active, updated 2026-08-27 · registry entry
- Reachable
- 8 of the last 8 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| rank_windows | 680 | 8 % |
| simulate_change | 642 | 7 % |
| benchmark_me | 624 | 7 % |
| rank_if | 609 | 7 % |
| operator_gap | 572 | 7 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-14 09:15 | alive | 537 ms | 16 | 14k | 8.6k |
| 2026-10-06 10:53 | alive | 277 ms | 16 | 14k | 8.3k |
| 2026-10-05 13:41 | alive | 352 ms | 16 | 9.1k | 5.2k |
| 2026-10-05 00:20 | paid (402) | ||||
| 2026-10-04 09:58 | paid (402) | ||||
| 2026-10-04 07:52 | paid (402) | ||||
| 2026-10-03 20:32 | paid (402) | ||||
| 2026-10-03 17:49 | alive | 460 ms | 16 | 5.2k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/com.signalaf/sigrank)
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.