com.threebillions.yunseul/saju
윤슬 Yunseul — 사주 만세력
Korean Saju (Four Pillars) calculator: birth chart, day pillar, luck flow, monthly fortune
alive probed 2026-10-05 · HTTP 200
6tools
3.6ktokens in Claude Opus 5.5
3.6ktokens in Claude Code
1.8 %of a 200k context window
2.0ko200k_base estimate
1.9 sto initialize
172 msto list tools
- Endpoint
- https://yunseul.threebillions.com/api/agent/mcp (streamable-http)
- Host
- yunseul.threebillions.com
- Protocol
- 2025-11-25
- Reports itself as
- yunseul 1.0.0
- Capabilities
- experimental, prompts, resources, tools
- Instructions
- 174 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Website
- https://yunseul.threebillions.com
- Registry
- active, updated 2026-10-02 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| compatibility | 501 | 25 % |
| unse | 496 | 24 % |
| monthly | 465 | 23 % |
| saju_chart | 464 | 23 % |
| day_pillar | 76 | 4 % |
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 13:47 | alive | 1.9 s | 6 | 3.6k | 2.0k |
| 2026-10-05 00:22 | alive | 1.3 s | 6 | 2.0k | |
| 2026-10-04 09:59 | alive | 2.3 s | 6 | 2.0k | |
| 2026-10-04 07:52 | alive | 2.5 s | 6 | 2.0k | |
| 2026-10-03 20:32 | alive | 1.8 s | 6 | 2.0k | |
| 2026-10-03 17:50 | alive | 1.4 s | 6 | 2.0k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/com.threebillions.yunseul/saju)
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.