{"server":{"name":"dev.plugrail/jp-calendar","title":"PlugRail Japanese Calendar","$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","remotes":[{"url":"https://jp-calendar.plugrail.dev/mcp","type":"streamable-http"}],"version":"0.2.0","repository":{"url":"https://github.com/plugrail/servers","source":"github"},"websiteUrl":"https://plugrail.dev","description":"Japanese holiday and business-day calculations using official Japan Cabinet Office data."},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","isLatest":true,"updatedAt":"2026-10-07T00:29:25.025143Z","publishedAt":"2026-10-07T00:29:25.025143Z","statusChangedAt":"2026-10-07T00:29:25.025143Z"},"dev.protogrid/connectability":{"class":"R0","autonomous":true,"human_steps":[],"preferred":{"kind":"remote","idx":0},"remotes":[{"idx":0,"url":"https://jp-calendar.plugrail.dev/mcp","transport":"streamable-http","templated":false,"headers":[],"auth":{"type":"none","location":null,"secret_name":null,"oauth":null},"protocol":{"supported_versions":["2026-07-28"],"stateless":true},"health":{"reachable":true,"uptime_30d":0.9047619,"latency_ms_p50":942,"consecutive_failures":0,"last_probe_at":"2026-10-19T15:12:26.331Z","last_ok_at":"2026-10-19T15:12:26.331Z"}}],"packages":[]},"dev.protogrid/tools":[{"name":"add_business_days","title":null,"description":"指定した日付(date)の翌日から数えてN営業日目(days)の日付を返します。dateの当日は数えません。daysが負の場合は過去方向（dateの前日から遡ってN営業日目）に計算します。土日・日本の祝日を除外し、calendar=\"banking\"を指定すると銀行休業日（12/31〜1/3）も除外します。dateが営業日かどうかだけ知りたい場合は is_holiday を使ってください（days=0でも同じ情報がskipped経由で得られます）。入力例: {\"date\": \"2026-07-10\", \"days\": 3}","annotations":null,"source":"probe","observed_at":"2026-10-19T15:12:26.331Z"},{"name":"business_days_between","title":null,"description":"from〜to間の営業日数を数えます。既定では「fromを含まず、toを含む」境界です（例:「今日から支払期日まで何営業日か」）。include_from/include_toで境界を変更できます。土日・日本の祝日を除外し、calendar=\"banking\"を指定すると銀行休業日（12/31〜1/3）も除外します。from > to の場合はエラーにせず、from/toとinclude_from/include_toを入れ替えて計算した結果の符号を反転した値（負の営業日数）を返します（反対称則: count(A,B,x,y) = -count(B,A,y,x)。A≠B、すなわちfrom≠toの場合に成立する恒等式で、from===toはこの分岐に入らないため対象外）。入力例: {\"from\": \"2026-07-10\", \"to\": \"2026-07-20\"}","annotations":null,"source":"probe","observed_at":"2026-10-19T15:12:26.331Z"},{"name":"is_holiday","title":null,"description":"指定した日付が日本の祝日（国民の祝日・休日）かどうかを判定します。内閣府公表データに基づきます。入力例: {\"date\": \"2026-01-01\"}","annotations":null,"source":"probe","observed_at":"2026-10-19T15:12:26.331Z"},{"name":"list_holidays","title":null,"description":"指定した年または期間の日本の祝日一覧を返します。入力例: {\"year\": 2026} または {\"from\": \"2026-01-01\", \"to\": \"2026-06-30\"}","annotations":null,"source":"probe","observed_at":"2026-10-19T15:12:26.331Z"}],"dev.protogrid/trust":{"score":95,"components":{"hygiene":80,"liveness":96,"freshness":100,"provenance":100},"drivers":["+repository","+namespace-matches-repo","+dns-namespace","+website","+reachable","+uptime-90%","+updated-13d-ago","-duplicate-repo(3 names)"],"flags":["duplicate-repo"],"blocked":false,"computed_at":"2026-10-19T17:48:51.225Z","disclaimer":"Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed."},"dev.protogrid/quality":{"score":83,"label":"good","components":{"auth":null,"hygiene":71,"protocol":88,"stability":100,"dependencies":null},"checks":[{"id":"protocol.modern","detail":"supports 2026-07-28 (server/discover)","status":"pass","category":"protocol"},{"id":"protocol.stateless","detail":"answers without a session","status":"pass","category":"protocol"},{"id":"protocol.transport","detail":"streamable HTTP","status":"pass","category":"protocol"},{"id":"protocol.list_ttl","detail":"tools/list declares ttlMs 0, so clients re-fetch it on every use","status":"warn","category":"protocol"},{"id":"auth.prm","detail":"no remote uses OAuth","status":"na","category":"auth"},{"id":"auth.as_metadata","detail":"no remote uses OAuth","status":"na","category":"auth"},{"id":"auth.cimd","detail":"no remote uses OAuth","status":"na","category":"auth"},{"id":"auth.secret_in_url","detail":"no templated URL","status":"na","category":"auth"},{"id":"tools.descriptions","detail":"every tool has a description","status":"pass","category":"hygiene"},{"id":"tools.description_length","detail":"descriptions are concise","status":"pass","category":"hygiene"},{"id":"tools.schemas","detail":"every tool has an object input schema","status":"pass","category":"hygiene"},{"id":"tools.annotations","detail":"no tool declares readOnlyHint or destructiveHint, so clients cannot tell safe calls from risky ones","status":"fail","category":"hygiene"},{"id":"tools.directory_hints","detail":"no tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: list_holidays (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); business_days_between (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); add_business_days (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); …","status":"fail","category":"hygiene"},{"id":"tools.token_cost","detail":"about 672 tokens to load every tool","status":"pass","category":"hygiene"},{"id":"tools.api_dump","detail":"tools are not a one-to-one API dump","status":"pass","category":"hygiene"},{"id":"stability.changes","detail":"4 tool changes in 30 days","status":"pass","category":"stability"},{"id":"stability.rug_pull","detail":"no tool changed its meaning under the same name","status":"pass","category":"stability"},{"id":"deps.known_vulns","detail":"no npm or PyPI package","status":"na","category":"dependencies"},{"id":"deps.mcp_sdk_version","detail":"no npm or PyPI package","status":"na","category":"dependencies"},{"id":"deps.resolvable","detail":"no npm or PyPI package","status":"na","category":"dependencies"}],"drivers":["-tools.annotations","-tools.directory_hints","~protocol.list_ttl"],"flags":[],"tool_count":4,"token_estimate":672,"tools_hash":"2e86c28c338f092ce872edf0a95f84d4","tools_changed_at":"2026-10-07T09:38:12.630Z","computed_at":"2026-10-19T17:25:45.993Z","disclaimer":"Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed."},"dev.protogrid/identity":{"canonical_id":"dev.plugrail/jp-calendar","aliases":["dev.plugrail/jp-corporate","dev.plugrail/jp-recall"],"alias_count":2,"repository_key":"github:plugrail/servers","owner":{"verified":false,"method":null,"since":null}}},"next_actions":[{"action":"list_tools","description":"Every current tool with input schemas","href":"/v1/servers/dev.plugrail%2Fjp-calendar/tools","arguments":{"name":"dev.plugrail/jp-calendar"}},{"action":"get_connection","description":"Minimal connection block for the preferred remote or package","href":"/v1/servers/dev.plugrail%2Fjp-calendar/connection?target=mcpServers","arguments":{"name":"dev.plugrail/jp-calendar","target":"mcpServers"}},{"action":"search","description":"Find other servers by intent","href":"/v1/search?q={query}","arguments":{"q":"{query}"}}]}