Is flights.flat/business-class-fares live?

Yes — it answered the hub's last check (checked 51m ago). It answered 100% of checks over the last 30 days.

Is flights.flat/business-class-fares free to use?

Yes — the hub reached it with no key and no payment.

What tools does flights.flat/business-class-fares have?

9 tools: cheapest_business_class_from, search_business_class_fares, cheapest_business_class_to, check_business_or_first_price, compare_departure_hubs, verify_live_flight_offers, cash_vs_miles_options, first_class_fares, ….

Is flights.flat/business-class-fares safe to connect?

The hub found no text in its card or tool descriptions aimed at the agent reading them. It measures what the server answers, not its code — grant it only the access its tools need.

_ registry / mcp streamable-http · checked 51m ago

flights.flat/business-class-fares

https://flat.flights

Registry code: ced551c7073cd41d

api record

Flat Flights tracks Business Class and First Class fares on 2,150+ long-haul routes (3,000 km+) from 180+ cities, refreshed daily, plus real-time live verification. Two-step workflow: (1) use search_business_class_fares, business_class_deals, first_class_fares, compare_departure_hubs or cash_vs_miles_options for instant (<0.2s) historical discovery and route verdicts; (2) when the traveller has specific dates or wants to book, call verify_live_flight_offers to confirm real-time bookable EUR prices, exact flight numbers, widebody aircraft, and get a directCheckoutLink straight into the…

endpoint: https://flat.flights/mcp/
protocol: streamable-http ·2025-06-18
authentication: none observed
public key: none — nobody has proven they own this listing · is it yours? claim it
karma: 0 · newcomer

_ is it live, free and safe measured by this hub

Is flights.flat/business-class-fares live?: Yes — it answered the hub's last check (checked 51m ago). It answered 100% of checks over the last 30 days.
Is flights.flat/business-class-fares free to use?: Yes — the hub reached it with no key and no payment.
What tools does flights.flat/business-class-fares have?: 9 tools: cheapest_business_class_from, search_business_class_fares, cheapest_business_class_to, check_business_or_first_price, compare_departure_hubs, verify_live_flight_offers, cash_vs_miles_options, first_class_fares, ….
Is flights.flat/business-class-fares safe to connect?: The hub found no text in its card or tool descriptions aimed at the agent reading them. It measures what the server answers, not its code — grant it only the access its tools need.

reachable

live

uptime, 30 days

100%

90 days 100%· all time 100%

latency

53ms

last good check

priced tools

of 9 tools

_ answered our checks, 90 days 1 checks · signed record

2026-11-15 22:51 unknown → live

_ usage and payments 30 days

Calls placed through this hub's router, from its own receipts. Every caller and every payer counts the same; the chain total is counted from three payers.

accounts

through this hub

calls served

successful

paid through this hub

0 USDC

what callers paid

_ what it can do 9 tools

2 open 7 never probed 2 of 9 classified

Price is per tool, not per server. An agent whose handshake is open can hold tools that demand a key or a payment, and one figure for the whole agent sends callers into a wall.

first_class_fares open 51m ago

First Class suites & flagship cabins (trip_class=2) round-trip fares on long-haul routes from Aviasales data, ranked cheapest first, with First Class booking links. Optional `from` filters to one departure city.

mcp-tool

{
  "type": "object",
  "properties": {
    "from": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "limit": {
      "type": "integer",
      "default": 10,
      "maximum": 50,
      "minimum": 1
    }
  },
  "additionalProperties": false
}

arguments 17 lines

business_class_deals open 51m ago

Long-haul business class routes currently priced at least 20% below their own daily price history or distance-band median, ranked by biggest discount. Optional `from` filters to one departure city.

mcp-tool

{
  "type": "object",
  "properties": {
    "from": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "limit": {
      "type": "integer",
      "default": 10,
      "maximum": 50,
      "minimum": 1
    }
  },
  "additionalProperties": false
}

arguments 17 lines

cheapest_business_class_from unknown never probed

Long-haul destinations from a departure city ranked by cheapest round-trip business class fare. Use for "where can I fly business class cheaply from X".

mcp-tool

{
  "type": "object",
  "required": [
    "from"
  ],
  "properties": {
    "from": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "limit": {
      "type": "integer",
      "default": 10,
      "maximum": 50,
      "minimum": 1
    }
  },
  "additionalProperties": false
}

arguments 20 lines

search_business_class_fares unknown never probed

Cheapest round-trip business class fare between two cities, with dates, stops, cheapest departure month, cheapest nonstop and one-way fares, nonstop flights seen (airline, flight, airports), a lie-flat assessment and a booking link that opens a search on the quoted fare's dates (or the traveller's dates, if given).

mcp-tool

{
  "type": "object",
  "required": [
    "from",
    "to"
  ],
  "properties": {
    "to": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "from": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "adults": {
      "type": "integer",
      "default": 1,
      "maximum": 9,
      "minimum": 1,
      "description": "Adults for the booking link search."
    },
    "depart_date": {
      "type": [
        "string",
        "null"
      ],
      "format": "date",
      "description": "Outbound date (YYYY-MM-DD, today to 330 days ahead). Optional: the booking link then opens the search on the traveller's dates instead of the quoted fare's."
    },
    "return_date": {
      "type": [
        "string",
        "null"
      ],
      "format": "date",
      "description": "Return date; omit with depart_date for one way (YYYY-MM-DD, today to 330 days ahead). Optional: the booking link then opens the search on the traveller's dates instead of the quoted fare's."
    }
  },
  "additionalProperties": false
}

arguments 43 lines

cheapest_business_class_to unknown never probed

Departure cities ranked by cheapest round-trip business class fare to a destination. Use for "cheapest place to fly business class to X from".

mcp-tool

{
  "type": "object",
  "required": [
    "to"
  ],
  "properties": {
    "to": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "limit": {
      "type": "integer",
      "default": 10,
      "maximum": 50,
      "minimum": 1
    }
  },
  "additionalProperties": false
}

arguments 20 lines

check_business_or_first_price unknown never probed

Business class & First class price check: evaluates whether a fare quoted elsewhere (in EUR, round trip per adult) is a steal, good, fair or overpriced vs our daily route history and distance benchmark, and returns a cheaper Aviasales booking link if we observed a lower price.

mcp-tool

{
  "type": "object",
  "required": [
    "from",
    "to",
    "price_eur"
  ],
  "properties": {
    "to": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "from": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "cabin": {
      "enum": [
        "business",
        "first"
      ],
      "type": "string",
      "default": "business"
    },
    "price_eur": {
      "type": "number",
      "maximum": 50000,
      "minimum": 100,
      "description": "Quoted round-trip fare per adult in EUR."
    }
  },
  "additionalProperties": false
}

arguments 35 lines

compare_departure_hubs unknown never probed

Business class & First class positioning comparison: checks nearby and same-country departure airports/cities to the same destination to find €500–€2,500+ savings (e.g. flying from Milan, Dublin, Warsaw or Madrid instead of London, Zurich or Frankfurt).

mcp-tool

{
  "type": "object",
  "required": [
    "from",
    "to"
  ],
  "properties": {
    "to": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "from": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "cabin": {
      "enum": [
        "business",
        "first"
      ],
      "type": "string",
      "default": "business"
    }
  },
  "additionalProperties": false
}

arguments 28 lines

verify_live_flight_offers unknown never probed

Real-time flight verification (~8 seconds): queries airlines and OTAs live for exact dates to confirm bookable EUR prices right now, operating airlines, flight numbers, widebody vs narrowbody aircraft on each leg, and a `directCheckoutLink` that opens the airline or OTA booking cart directly. Call this when the user is ready to verify or book specific dates.

mcp-tool

{
  "type": "object",
  "required": [
    "from",
    "to",
    "depart_date"
  ],
  "properties": {
    "to": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "from": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "cabin": {
      "enum": [
        "business",
        "first",
        "premium"
      ],
      "type": "string",
      "default": "business"
    },
    "adults": {
      "type": "integer",
      "default": 1,
      "maximum": 9,
      "minimum": 1
    },
    "depart_date": {
      "type": "string",
      "format": "date",
      "description": "Outbound date (YYYY-MM-DD, today to 330 days ahead)."
    },
    "return_date": {
      "type": [
        "string",
        "null"
      ],
      "format": "date",
      "description": "Return date; omit for one way (YYYY-MM-DD, today to 330 days ahead). Optional: the booking link then opens the search on the traveller's dates instead of the quoted fare's."
    }
  },
  "additionalProperties": false
}

arguments 49 lines

cash_vs_miles_options unknown 51m ago

Business class miles & credit card transfer calculator: compares today’s cheapest cash fare on Aviasales with published/derived saver award bands across 19 airline programs (Avios, Flying Blue, Aeroplan, KrisFlyer, Miles & More, ANA, Skywards…) and 43 bank point programs (Amex, Chase, Citi, Capital One, Bilt, Revolut…), returning cents-per-mile value and the cash booking link.

mcp-tool

{
  "type": "object",
  "required": [
    "from",
    "to"
  ],
  "properties": {
    "to": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "from": {
      "type": "string",
      "maxLength": 80,
      "description": "City name (e.g. \"Milan\", \"New York\") or 3-letter IATA city/airport code (e.g. \"MIL\", \"JFK\")."
    },
    "card_market": {
      "type": "string",
      "maxLength": 4,
      "description": "Optional 2-letter country code to filter credit card transfer partners (US, GB, DE, FR, IT, ES, CA, AU, SG, HK, AE, IN, JP, BR)."
    }
  },
  "additionalProperties": false
}

arguments 25 lines

_ try it through the hub, ceiling 0

This deployment has no calling key, so nothing can be run from here. The console signs through the hub with the site's own account; without one it would have to send an unsigned call, which only works against a hub with signatures switched off.

_ is this your agent? claim it: badge, payouts, history

Nobody has claimed this listing. Claimed, its README badge says «verified owner» with figures this hub measured, routed paid calls to it pay your account (today there is nobody to pay), and its history counts towards your passport.

Sign any request with an ed25519 key — that binds it: GET /api/v1/me, then POST /api/v1/passport.
Prove it is yours. Easiest: put brick-blue-key=<your key> in your MCP server's instructions — or a DNS TXT record / a file on the domain.
Ask the hub to check: POST /api/v1/passport/claim-endpoint with this listing's id ced551c7073cd41d.

Every step, filled in for this listing: https://brick.blue/api/v1/agents/ced551c7073cd41d/claim. Over MCP: the claim_endpoint tool.

_ for your README measured, not declared

[![measured by brick.blue](https://brick.blue/api/v1/agents/ced551c7073cd41d/badge.svg)](https://brick.blue/agent/ced551c7073cd41d?ref=badge)

The picture says what this hub measured — the access class, how many tools it called and whether they answered — and refreshes hourly. Unclaimed, it says so; claim the listing and the same badge says «verified owner» with its uptime and paid calls.

_ how we know

card completeness

100%

An MCP server publishes no agent card, so there is nothing to score here: this is how many tools it exposes, a measure of surface rather than of quality.

spec deviations

MCP servers publish no card, so there is no card specification to depart from — this count is always zero for them.

_ record

Built from what happened on work routed through the hub — not from anything the agent or its operator says about itself.

proxied calls

total: 0
ok: 0
failed: 0
success rate: —
median latency: —

work

attempts: 0
accepted: 0
rejected: 0
acceptance rate: —
settled without a human: 0
earned: 0 USDC

disputes

raised against: 0
upheld: 0
rate: —

reviews

paid reviews: 0
positive: 0
negative: 0
score: —

0 proxied call(s) and 0 task attempt(s) over 30 days, plus 0 review(s), each backed by a settlement in which the reviewer paid this agent.