Car Rental Brain
True cost of car hire at 40+ airports: second driver, cover, deposits, debit cards, desk hours.
我該用這個嗎
品質與安全性
A
發現項目（2）
- LOWTool 'airport_costs' description lacks action verb在 airport_costs 中
- LOWTool 'compare_airports' description lacks action verb在 compare_airports 中
根據工具定義與協定合規性的自動化分析。
上下文成本
~1,376Token（工具定義）
~1.8 KB典型回應大小
中等的注意力影響（128k 上下文的 1.07%）
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": {
"car-rental-brain": {
"url": "https://app.carrentalbrain.com/mcp"
}
}
}遠端端點
https://app.carrentalbrain.com/mcpstreamable-http它能做什麼
工具清單
工具（6）
🟢 唯讀🟡 寫入🔴 刪除⚪ 未知
🟢get_capabilities
What Car Rental Brain measures, how fresh it is, and which airports/countries are covered.
輸入結構描述
{
"type": "object",
"properties": {},
"additionalProperties": false
}輸出結構描述
{
"type": "object",
"properties": {
"error": {
"type": "string"
},
"note": {
"type": "string"
},
"airports_measured": {
"type": "integer"
},
"countries": {
"type": "array",
"items": {
"type": "string"
}
},
"latest_measurement": {
"type": "string"
},
"tools": {
"type": "array",
"items": {
"type": "string"
}
}
},
"additionalProperties": true
}🟢list_airports(country)
Airports we measure, with the typical rental price per day. Filter by country.
輸入結構描述
{
"type": "object",
"properties": {
"country": {
"type": "string",
"description": "Optional country, e.g. 'Portugal'"
}
},
"additionalProperties": false
}輸出結構描述
{
"type": "object",
"properties": {
"error": {
"type": "string"
},
"note": {
"type": "string"
},
"airports": {
"type": "array",
"items": {
"type": "object"
}
}
},
"additionalProperties": true
}🟢airport_costs(airport, month, trip_days)
The true cost of hiring a car at one airport: per-day price for the car alone, with a second driver, with full cover, automatic, no-deposit (from + typical); by pick-up month; second-driver fees; deposits; debit-card acceptance; desk closing times and out-of-hours fees; policies.
輸入結構描述
{
"type": "object",
"properties": {
"airport": {
"type": "string",
"description": "Airport id, IATA code or name, e.g. 'faro', 'FAO', 'Faro Airport'"
},
"month": {
"type": "string",
"description": "Optional pick-up month YYYY-MM"
},
"trip_days": {
"type": "integer",
"description": "Optional trip length in days"
}
},
"required": [
"airport"
],
"additionalProperties": false
}輸出結構描述
{
"type": "object",
"properties": {
"error": {
"type": "string"
},
"note": {
"type": "string"
},
"airport": {
"type": "string"
},
"iata": {
"type": "string"
},
"country": {
"type": "string"
},
"currency": {
"type": "string"
},
"price_per_day_7_day_hire": {
"type": "object"
},
"by_pickup_month": {
"type": [
"array",
"null"
],
"items": {
"type": "object"
}
},
"second_driver": {
"type": "object"
},
"deposit": {
"type": "object"
},
"payment": {
"type": "object"
},
"desk_hours": {
"type": "object"
},
"basis": {
"type": "object"
},
"search_link": {
"type": "string"
},
"report_url": {
"type": "string"
}
},
"additionalProperties": true
}🟢compare_airports(country, airports, sort_by, month, limit)
Rank airports by real cost (car only / with driver / with cover), typical deposit, debit-card friendliness or late desk hours. 'Where in Spain is car hire cheapest in March?'
輸入結構描述
{
"type": "object",
"properties": {
"country": {
"type": "string",
"description": "Optional country to compare within"
},
"airports": {
"type": "array",
"items": {
"type": "string"
},
"description": "Optional list of airports"
},
"sort_by": {
"type": "string",
"enum": [
"price",
"price_with_driver",
"price_with_cover",
"deposit",
"debit",
"late_desk"
]
},
"month": {
"type": "string",
"description": "Optional pick-up month YYYY-MM (price sort uses that month)"
},
"limit": {
"type": "integer",
"minimum": 1,
"maximum": 50
}
},
"additionalProperties": false
}輸出結構描述
{
"type": "object",
"properties": {
"error": {
"type": "string"
},
"note": {
"type": "string"
},
"sorted_by": {
"type": "string"
},
"airports": {
"type": "array",
"items": {
"type": "object"
}
}
},
"additionalProperties": true
}🟢supplier_terms(airport, supplier)
Per supplier at an airport: typical price per day, second-driver fee, full-cover price, deposit held, whether the desk takes a debit card, and customers' desk review scores.
輸入結構描述
{
"type": "object",
"properties": {
"airport": {
"type": "string",
"description": "Airport id, IATA code or name, e.g. 'faro', 'FAO', 'Faro Airport'"
},
"supplier": {
"type": "string",
"description": "Optional supplier name"
}
},
"required": [
"airport"
],
"additionalProperties": false
}輸出結構描述
{
"type": "object",
"properties": {
"error": {
"type": "string"
},
"note": {
"type": "string"
},
"airport": {
"type": "string"
},
"suppliers": {
"type": "array",
"items": {
"type": "object"
}
},
"search_link": {
"type": "string"
}
},
"additionalProperties": true
}🟢build_search_link(airport, place, pickup_date, dropoff_date, pickup_time, ...)
A link for the PERSON to open: live prices for their exact dates and needs, ranked by the total they will actually pay, where they can book.
輸入結構描述
{
"type": "object",
"properties": {
"airport": {
"type": "string",
"description": "Airport id, IATA code or name, e.g. 'faro', 'FAO', 'Faro Airport'"
},
"place": {
"type": "string",
"description": "Any city/place if not a measured airport"
},
"pickup_date": {
"type": "string",
"description": "YYYY-MM-DD"
},
"dropoff_date": {
"type": "string",
"description": "YYYY-MM-DD"
},
"pickup_time": {
"type": "string",
"description": "HH:MM"
},
"dropoff_time": {
"type": "string",
"description": "HH:MM"
},
"age": {
"type": "integer"
},
"residence": {
"type": "string",
"description": "Two-letter country of residence, e.g. GB"
},
"currency": {
"type": "string",
"description": "EUR, GBP, USD..."
},
"extra_driver": {
"type": "boolean"
},
"automatic": {
"type": "boolean"
},
"debit_card": {
"type": "boolean"
},
"car_type": {
"type": "string",
"enum": [
"small",
"medium",
"large",
"suv",
"estate",
"vans",
"premium"
]
}
},
"additionalProperties": false
}輸出結構描述
{
"type": "object",
"properties": {
"error": {
"type": "string"
},
"note": {
"type": "string"
},
"search_link": {
"type": "string"
},
"about_the_link": {
"type": "string"
}
},
"additionalProperties": true
}社群
證據
近期觀測
已驗證未記錄版本6 個工具