io.github.Rira365/japan-business-day
Japan Business Day
Japan business days & holidays (official Cabinet Office data). Free tool + x402 USDC paid tools.
alive probed 2026-10-05 · HTTP 200
11tools
3.0ktokens in Claude Opus 5.5
3.1ktokens in Claude Code
1.5 %of a 200k context window
1.7ko200k_base estimate
863 msto initialize
93 msto list tools
- Endpoint
- https://japan-business-day-api.matchan962.workers.dev/mcp (streamable-http)
- Host
- japan-business-day-api.matchan962.workers.dev
- Protocol
- 2025-11-25
- Reports itself as
- japan-business-day 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.
- Registry
- active, updated 2026-09-26 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| payment_due_date | 310 | 18 % |
| find_lucky_days_japan | 195 | 11 % |
| is_business_day_free | 171 | 10 % |
| bank_value_date | 163 | 10 % |
| add_business_days | 162 | 9 % |
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 14:26 | alive | 863 ms | 11 | 3.0k | 1.7k |
| 2026-10-05 00:30 | alive | 434 ms | 11 | 1.7k | |
| 2026-10-04 10:02 | alive | 1.3 s | 11 | 1.7k | |
| 2026-10-04 07:56 | alive | 1.1 s | 11 | 1.7k | |
| 2026-10-03 20:36 | alive | 1.5 s | 11 | 1.7k | |
| 2026-10-03 17:52 | alive | 1.4 s | 11 | 1.7k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.Rira365/japan-business-day)
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.