Everyday agent tools
Time zones and world business days, VAT rates and maths, currency conversion, UK business days…
我該用這個嗎
品質與安全性
發現項目（12）
- LOWTool 'calculators__uk-business-days' doesn't follow camelCase/snake_case在 calculators__uk-business-days 中
- LOWTool 'calculators__postcode-distance' doesn't follow camelCase/snake_case在 calculators__postcode-distance 中
- LOWTool 'calculators__currency-convert' doesn't follow camelCase/snake_case在 calculators__currency-convert 中
- LOWTool 'time__zone-info' doesn't follow camelCase/snake_case在 time__zone-info 中
- LOWTool 'time__business-days' doesn't follow camelCase/snake_case在 time__business-days 中
- LOWTool 'uk-bank-holidays__all' doesn't follow camelCase/snake_case在 uk-bank-holidays__all 中
- LOWTool 'uk-bank-holidays__england-and-wales' doesn't follow camelCase/snake_case在 uk-bank-holidays__england-and-wales 中
- LOWTool 'uk-bank-holidays__england-and-wales' name length outside 3-30 range在 uk-bank-holidays__england-and-wales 中
- LOWTool 'uk-bank-holidays__scotland' doesn't follow camelCase/snake_case在 uk-bank-holidays__scotland 中
- LOWTool 'uk-bank-holidays__northern-ireland' doesn't follow camelCase/snake_case在 uk-bank-holidays__northern-ireland 中
根據工具定義與協定合規性的自動化分析。
上下文成本
這是每次將伺服器的工具載入模型上下文時所消耗的約略 token 數量。數量越高，可用於其他工作的注意力就越少。
安裝
一鍵安裝
將以下內容加入你的 `claude_desktop_config.json` 檔案：
{
"mcpServers": {
"tools": {
"url": "https://fourzerotwo.si/mcp/v/tools"
}
}
}遠端端點
https://fourzerotwo.si/mcp/v/toolsstreamable-http它能做什麼
工具清單
工具（18）
🟢calculators__uk-business-days(date, add, until, nation)
Is a date a UK business day; add or subtract N business days; count business days between dates. Uses official bank holidays per nation. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {
"date": {
"type": "string",
"description": "YYYY-MM-DD"
},
"add": {
"type": "integer",
"description": "Business days to add (negative to subtract)"
},
"until": {
"type": "string",
"description": "Count business days until YYYY-MM-DD"
},
"nation": {
"type": "string",
"description": "england-and-wales, scotland, northern-ireland"
}
},
"required": [
"date"
]
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢calculators__postcode-distance(from, to)
Straight-line distance (km and miles) and compass bearing between two UK postcodes. Free within the daily allowance, then $0.002 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {
"from": {
"type": "string",
"description": "Postcode"
},
"to": {
"type": "string",
"description": "Postcode"
}
},
"required": [
"from",
"to"
]
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢calculators__currency-convert(from, to, amount, date)
Convert between ~30 currencies at the ECB reference rate for today or any date in the last 90 days. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {
"from": {
"type": "string",
"description": "ISO currency"
},
"to": {
"type": "string",
"description": "ISO currency"
},
"amount": {
"type": "string",
"description": "Amount (default 1)"
},
"date": {
"type": "string",
"description": "YYYY-MM-DD (default latest)"
}
},
"required": [
"from",
"to"
]
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢time__convert(time, from, to)
Convert a wall-clock time from one IANA zone to another; says when it is ambiguous (clocks go back) or never happens (clocks go forward). Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {
"time": {
"type": "string",
"description": "Local time YYYY-MM-DDTHH:MM[:SS], no offset"
},
"from": {
"type": "string",
"description": "IANA zone of that time"
},
"to": {
"type": "string",
"description": "IANA zone to convert to"
}
},
"required": [
"time",
"from",
"to"
]
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢time__now(zone)
Local time, UTC, offset, abbreviation, DST flag, weekday and ISO week for a zone. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {
"zone": {
"type": "string",
"description": "IANA zone (default UTC)"
}
}
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢time__zone-info(zone, at)
Offset, abbreviation and DST at a moment, plus the next clock change, for an IANA zone. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {
"zone": {
"type": "string",
"description": "IANA zone"
},
"at": {
"type": "string",
"description": "Date/time to evaluate (default now)"
}
},
"required": [
"zone"
]
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢time__business-days(country, from, to, days)
Count business days between two dates, or add business days to a date, skipping weekends and the country's public holidays. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {
"country": {
"type": "string",
"description": "ISO country code"
},
"from": {
"type": "string",
"description": "Start date YYYY-MM-DD"
},
"to": {
"type": "string",
"description": "End date YYYY-MM-DD (count mode)"
},
"days": {
"type": "integer",
"description": "Business days to add (add mode; negative goes back)"
}
},
"required": [
"country",
"from"
]
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢time__signed
Server UTC time and a request id. The cheapest paid endpoint: use it to test an x402 payment end to end. Costs $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {}
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢uk-bank-holidays__all
Every published UK bank holiday by division. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {}
}輸出結構描述
{
"type": "object",
"description": "The source's response as {data, source{name, licence, attribution}}.",
"additionalProperties": true
}🟢uk-bank-holidays__england-and-wales
Bank holidays in England and Wales. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {}
}輸出結構描述
{
"type": "object",
"description": "The source's response as {data, source{name, licence, attribution}}.",
"additionalProperties": true
}🟢uk-bank-holidays__scotland
Bank holidays in Scotland. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {}
}輸出結構描述
{
"type": "object",
"description": "The source's response as {data, source{name, licence, attribution}}.",
"additionalProperties": true
}🟢uk-bank-holidays__northern-ireland
Bank holidays in Northern Ireland. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {}
}輸出結構描述
{
"type": "object",
"description": "The source's response as {data, source{name, licence, attribution}}.",
"additionalProperties": true
}🟢vat__rates(country)
Standard, reduced and super-reduced VAT rates for one country or all of EU27 + UK, with the date they were checked. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {
"country": {
"type": "string",
"description": "ISO code (omit for all)"
}
}
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢vat__calculate(amount, rate, country, from)
Net to gross or gross to net at a given rate, or at a country's standard rate. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {
"amount": {
"type": "string",
"description": "Amount"
},
"rate": {
"type": "string",
"description": "VAT rate in percent (or give country)"
},
"country": {
"type": "string",
"description": "Use this country's standard rate"
},
"from": {
"type": "string",
"description": "net (default) or gross"
}
},
"required": [
"amount"
]
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢vat__validate-format(vat_number)
Country format and check digit for UK (GB/XI) and EU VAT numbers. Does not confirm registration. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {
"vat_number": {
"type": "string",
"description": "VAT number with country prefix"
}
},
"required": [
"vat_number"
]
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢holidays__year(country, year)
Official public holidays for a country (or region provider, e.g. Germany/Bavaria) in a year. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {
"country": {
"type": "string",
"description": "ISO code (US, DE, FR, JP…) or provider name"
},
"year": {
"type": "integer",
"description": "Year (default this year)"
}
},
"required": [
"country"
]
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢holidays__check(country, date, add)
Is a date a public holiday or business day in a country; add N business days; next business day. Free within the daily allowance, then $0.001 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {
"country": {
"type": "string",
"description": "ISO code"
},
"date": {
"type": "string",
"description": "YYYY-MM-DD"
},
"add": {
"type": "integer",
"description": "Business days to add"
}
},
"required": [
"country",
"date"
]
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}🟢holidays__countries
Every country and regional provider supported. Free within the daily allowance, then $0.0005 USDC per call via x402.
輸入結構描述
{
"type": "object",
"properties": {}
}輸出結構描述
{
"type": "object",
"description": "This endpoint's JSON response.",
"additionalProperties": true
}社群
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