US Business Calendar MCP
US federal holidays, business-day maths, invoice due dates and IRS deadlines.
使うべきか
品質と安全性
検出事項（1）
- LOWTool 'domain_trust_report' description lacks action verbdomain_trust_report 内
ツール定義とプロトコルへの準拠に関する自動分析に基づいています。
コンテキストコスト
これは、サーバーのツールがモデルのコンテキストに読み込まれるたびに消費されるおおよそのトークン数です。数が多いほど、ほかのタスクに使える注意が減ります。
インストール
ワンクリックインストール
これを `claude_desktop_config.json` ファイルに追加してください:
{
"mcpServers": {
"us-business-calendar-mcp": {
"url": "https://us-business-calendar-mcp.donniertf.workers.dev/mcp"
}
}
}リモートエンドポイント
https://us-business-calendar-mcp.donniertf.workers.dev/mcpstreamable-httpできること
ツール一覧
ツール（9）
⚪next_holidays
FREE. Next 3 US federal holidays (with observed dates) and whether today is a business day.
入力スキーマ
{
"type": "object",
"properties": {}
}🟢business_days(from, to, access_token)
PRO. Count US business days between two dates (excludes weekends and federal holidays).
入力スキーマ
{
"type": "object",
"properties": {
"from": {
"type": "string"
},
"to": {
"type": "string"
},
"access_token": {
"type": "string",
"description": "Subscriber token from /success (or Authorization: Bearer)"
}
},
"required": [
"from",
"to"
]
}⚪due_date(from, days, business, access_token)
PRO. Due date after N business days or N calendar days (rolled to next business day) — Net 30/60, ACH settlement, contract notice periods.
入力スキーマ
{
"type": "object",
"properties": {
"from": {
"type": "string"
},
"days": {
"type": "number"
},
"business": {
"type": "boolean"
},
"access_token": {
"type": "string",
"description": "Subscriber token from /success (or Authorization: Bearer)"
}
},
"required": [
"days"
]
}⚪irs_deadlines(months, fiscal_year_end, access_token)
PRO. Upcoming IRS filing and payment deadlines for the next N months (individual, payroll, corporate), adjusted for weekends/holidays; optional fiscal_year_end.
入力スキーマ
{
"type": "object",
"properties": {
"months": {
"type": "number"
},
"fiscal_year_end": {
"type": "string"
},
"access_token": {
"type": "string",
"description": "Subscriber token from /success (or Authorization: Bearer)"
}
}
}⚪domain_age(domain)
FREE. Domain trust quick check: registration date, age in days, registrar, expiry and risk flags from RDAP. Accepts a domain or URL.
入力スキーマ
{
"type": "object",
"properties": {
"domain": {
"type": "string"
}
},
"required": [
"domain"
]
}⚪domain_trust_report(domain, access_token)
Full domain/URL trust report: RDAP registration, registrar, status, nameservers, plus active TLS certificates and issuers from crt.sh, with risk flags.
入力スキーマ
{
"type": "object",
"properties": {
"domain": {
"type": "string"
},
"access_token": {
"type": "string",
"description": "Subscriber token from /success (or Authorization: Bearer)"
}
},
"required": [
"domain"
]
}⚪cert_history(domain, access_token)
Active TLS certificates for a domain from Certificate Transparency logs (crt.sh): issuers, names, validity dates.
入力スキーマ
{
"type": "object",
"properties": {
"domain": {
"type": "string"
},
"access_token": {
"type": "string",
"description": "Subscriber token from /success (or Authorization: Bearer)"
}
},
"required": [
"domain"
]
}🟢email_domain_check(domain, access_token)
Email/domain deliverability check: MX records, SPF and DMARC policy for a domain or email address (DNS over HTTPS).
入力スキーマ
{
"type": "object",
"properties": {
"domain": {
"type": "string",
"description": "Domain or email address"
},
"access_token": {
"type": "string",
"description": "Subscriber token from /success (or Authorization: Bearer)"
}
},
"required": [
"domain"
]
}⚪iban_validate(iban)
FREE. Validate an IBAN offline: country, length and ISO 13616 mod-97 checksum, plus bank code and formatted IBAN. No outside source.
入力スキーマ
{
"type": "object",
"properties": {
"iban": {
"type": "string"
}
},
"required": [
"iban"
]
}コミュニティ
エビデンス