Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| VARIFLIGHT_API_KEY | Yes | Your Variflight API key from https://mcp.variflight.com |
Schema
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
| searchFlightsByDepArr | Search for flights between airports or cities by date. For cities with multiple airports, use depcity and arrcity parameters; otherwise use dep and arr parameters. Date must be in YYYY-MM-DD format. For today's date, use the getTodayDate tool. All airport/city codes must be valid IATA 3-letter codes (e.g.BJS for city of Beijing, PEK for Beijing Capital Airport). |
| searchFlightsByNumber | Search flights by flight number and date. Flight number should include airline code (e.g. MU2157, CZ3969). dep and arr are optional, keep empty if you don't know them. Date format: YYYY-MM-DD. IMPORTANT: For today's date, you MUST use getTodayDate tool instead of hardcoding any date. Airport codes (optional) should be IATA 3-letter codes. |
| getFlightTransferInfo | Get flight transfer info by departure city and arrival city and departure date. Date format: YYYY-MM-DD. IMPORTANT: For today's date, you MUST use getTodayDate tool instead of hardcoding any date. Airport codes should be IATA 3-letter codes. |
| flightHappinessIndex | using this tool when you need information related to following topics: Detailed flight comparisons (punctuality, amenities, cabin specs),Health safety protocols for air travel,Baggage allowance verification,Environmental impact assessments,Aircraft configuration visualization,Comfort-focused trip planning (seat dimensions, entertainment, food). etc. |
| getRealtimeLocationByAnum | Get flight realtime location by aircraft number. aircraft number should be Aircraft registration numberlike B2021, B2022, B2023, etc. if aircraft number is unknown, you shuold try to request it using searchFlightsByNumber tool |
| getTodayDate | Get today's date in local timezone (YYYY-MM-DD format). Use this tool whenever you need today's date - NEVER hardcode dates. |
| getFutureWeatherByAirport | Get airport future weather for 3days (today、tomorrow、the day after tomorrow) by airport IATA 3-letter code. Airport codes should be IATA 3-letter codes (e.g. PEK for Beijing, SHA for Shanghai, CAN for Guangzhou, HFE for Hefei). |
| searchFlightItineraries | Search for purchasable flight options and the lowest price using the departure city three-letter code, arrival city three-letter code, and departure date. (e.g. BJS for Beijing, SHA for Shanghai, CAN for Guangzhou, HFE for Hefei). |