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8 clients · secrets stay placeholders

JSON (mcpServers)Claude CodeCodexOpenCodeCursorVS CodeGemini CLIGoose

{
  "mcpServers": {
    "empty-legs": {
      "type": "http",
      "url": "https://api.voidjet.io/agent/mcp"
    }
  }
}

claude mcp add --transport http empty-legs https://api.voidjet.io/agent/mcp

[mcp_servers.empty-legs]
url = "https://api.voidjet.io/agent/mcp"

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "empty-legs": {
      "type": "remote",
      "url": "https://api.voidjet.io/agent/mcp",
      "enabled": true
    }
  }
}

{
  "mcpServers": {
    "empty-legs": {
      "type": "http",
      "url": "https://api.voidjet.io/agent/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=empty-legs&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vYXBpLnZvaWRqZXQuaW8vYWdlbnQvbWNwIn0%3D"
}

{
  "servers": {
    "empty-legs": {
      "type": "http",
      "url": "https://api.voidjet.io/agent/mcp"
    }
  }
}

{
  "mcpServers": {
    "empty-legs": {
      "httpUrl": "https://api.voidjet.io/agent/mcp"
    }
  }
}

extensions:
  "empty-legs":
    enabled: true
    name: "empty-legs"
    type: streamable_http
    uri: "https://api.voidjet.io/agent/mcp"
    timeout: 300

Quality 90 / 100strong

protocol88 · weight 25

pass
protocol.modernsupports 2026-07-28 (server/discover)
pass
protocol.statelessanswers without a session
pass
protocol.transportstreamable HTTP
warn
protocol.list_ttltools/list declares ttlMs 0, so clients re-fetch it on every use

authorizationn/a · weight 15

n/a
auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
n/a
auth.secret_in_urlno templated URL

tool hygiene100 · weight 30

pass
tools.descriptionsevery tool has a description
pass
tools.description_lengthdescriptions are concise
pass
tools.schemasevery tool has an object input schema
pass
tools.annotations6 of 6 tools declare readOnlyHint or destructiveHint
pass
tools.directory_hintsevery tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
pass
tools.token_costabout 2,235 tokens to load every tool
pass
tools.api_dumptools are not a one-to-one API dump

stability75 · weight 15

warn
stability.changes10 tool changes in 30 days
pass
stability.rug_pullno tool changed its meaning under the same name

dependenciesn/a · weight 15

n/a
deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

6 tools, about 2,235 tokens to load them all · tool set b1c374cbbb7d · tools last changed 2026-10-11 · checked 2026-10-20 05:13 UTC

Tool changes

2026-10-11create_flight_alertchangeddescription
before
Only when the user asks to be notified about new empty legs on a route or from a place and gives their email. voidjet emails a confirmation link; the alert becomes active only after the user clicks it (double opt-in, valid 7 days). Give at least origin or destination; dates, passengers and budget are optional. Tell the user to check their inbox.
after · 79% of words in common
Sets up an email alert for new empty legs on a route or from a place, for when the user asks to be notified and gives their email. voidjet emails a confirmation link; the alert becomes active only after the user clicks it (double opt-in, valid 7 days). Needs origin or destination; dates, passengers and budget are optional.
2026-10-11request_charter_quotechangeddescription
before
Only after search_empty_legs returned charter_alternative, you showed the user its price range and the user explicitly asked for confirmed prices and gave their email. NOT an empty leg: a regular charter via voidjet partner Villiers (paid partner offer) - say both. voidjet emails the user a link; Villiers gets the request only after the user sends the form on voidjet.io within 48 hours, then emails confirmed options directly. Never invent name, phone or message.
after · 62% of words in common
Requests confirmed charter prices from partner Villiers for the route of a charter_alternative, for when the user has seen its price range, asked for confirmed prices and given their email. NOT an empty leg: a regular charter and a paid partner offer. voidjet emails the user a link; Villiers receives the request only after the user sends the form on voidjet.io within 48 hours, then emails confirmed options directly. name, phone and message are optional and come from the user.
2026-10-11request_inquirychangeddescription
before
Prepare an inquiry for one offer — only after the user explicitly asked to inquire and gave their email. voidjet emails the user a link; nothing is forwarded to the provider until the user opens it and sends the pre-filled form on voidjet.io within 48 hours. Tell the user to check their inbox. name, phone and message are optional and only pre-fill the form; never invent them. Prices are indicative.
after · 72% of words in common
Prepares an inquiry for one offer, for when the user has asked to inquire and given their email. voidjet emails the user a link; nothing is forwarded to the provider until the user opens it and sends the pre-filled form on voidjet.io within 48 hours. name, phone and message are optional, come from the user and only pre-fill the form. Prices are indicative.
2026-10-11report_unmet_needchangeddescription
before
Call only when the user has a legitimate need voidjet cannot serve, e.g. no offer on the route, a return flight, pets, instant booking. Choose 1-5 categories; optional route, dates, passengers, budget. Never include personal data. Helps voidjet decide what to add.
after · 69% of words in common
Records a need voidjet cannot serve, for when the user wants voidjet to know about it: e.g. no offer on the route, a return flight, pets, instant booking. Takes 1-5 categories and optional route, dates, passengers and budget; no personal data. Helps voidjet decide what to add.
2026-10-11search_empty_legschangeddescription, output schema
before
Find current empty-leg flights. Give at least origin or destination (city name or IATA/ICAO code). Returns up to 20 offers with route, date, aircraft, seats, indicative price and a voidjet link plus a pre-filled inquiry link for the user. Show at least 3; if more match, refine lists frequent destinations, date span and prices for narrowing. Provider names are not included. With no match, charter_alternative may offer a regular charter via partner Villiers: NOT an empty leg and a paid partner offer, tell the user both.
after · 68% of words in common
Finds current empty-leg flights by origin and/or destination (city name or IATA/ICAO code), dates, passengers and budget. Returns up to 20 offers with route, date, aircraft, seats, indicative price, a voidjet link and a pre-filled inquiry link; provider names are not included. When more offers match, refine summarises all matches (frequent destinations, date span, prices). With no match, charter_alternative may contain a regular charter via partner Villiers: NOT an empty leg, and a paid partner offer.
2026-10-11search_empty_legschangedoutput schema
2026-10-10create_flight_alertadded
Only when the user asks to be notified about new empty legs on a route or from a place and gives their email. voidjet emails a confirmation link; the alert becomes active only after the user clicks it (double opt-in, valid 7 days). Give at least origin or destination; dates, passengers and budget are optional. Tell the user to check their inbox.
2026-10-10request_charter_quoteadded
Only after search_empty_legs returned charter_alternative, you showed the user its price range and the user explicitly asked for confirmed prices and gave their email. NOT an empty leg: a regular charter via voidjet partner Villiers (paid partner offer) - say both. voidjet emails the user a link; Villiers gets the request only after the user sends the form on voidjet.io within 48 hours, then emails confirmed options directly. Never invent name, phone or message.
2026-10-10request_inquiryadded
Prepare an inquiry for one offer — only after the user explicitly asked to inquire and gave their email. voidjet emails the user a link; nothing is forwarded to the provider until the user opens it and sends the pre-filled form on voidjet.io within 48 hours. Tell the user to check their inbox. name, phone and message are optional and only pre-fill the form; never invent them. Prices are indicative.
2026-10-10search_empty_legschangeddescription, output schema
before
Find current empty-leg flights. Give at least origin or destination (city name or IATA/ICAO code). Returns up to 20 offers with route, date, aircraft, seats, indicative price and a voidjet link plus a pre-filled inquiry link for the user. Provider names are not included. With no match, charter_alternative may offer a regular charter via partner Villiers: NOT an empty leg and a paid partner offer, tell the user both.
after · 84% of words in common
Find current empty-leg flights. Give at least origin or destination (city name or IATA/ICAO code). Returns up to 20 offers with route, date, aircraft, seats, indicative price and a voidjet link plus a pre-filled inquiry link for the user. Show at least 3; if more match, refine lists frequent destinations, date span and prices for narrowing. Provider names are not included. With no match, charter_alternative may offer a regular charter via partner Villiers: NOT an empty leg and a paid partner offer, tell the user both.

Full history: list_changes · trend: quality JSON.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 83 / 100

no-repository

provenance55

liveness100

freshness100

hygiene80

+dns-namespace +website +reachable +uptime-100% +updated-9d-ago -no-repository

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remote	auth	reachable	uptime 30d	p50	protocol	last ok
`https://api.voidjet.io/agent/mcp` streamable-http	none	yes	100%	515 ms	2026-07-28	2026-10-20

Tools (6)

`create_flight_alert`	Sets up an email alert for new empty legs on a route or from a place, for when the user asks to be notified and gives their email. voidjet emails a confirmation link; the alert becomes active only after the user clicks it (double opt-in, valid 7 days). Needs origin or destination; dates, passengers and budget are optional.
`get_empty_leg`read-only	Current details of one offer by the ref returned by search_empty_legs. available=false means the offer is no longer listed.
`report_unmet_need`	Records a need voidjet cannot serve, for when the user wants voidjet to know about it: e.g. no offer on the route, a return flight, pets, instant booking. Takes 1-5 categories and optional route, dates, passengers and budget; no personal data. Helps voidjet decide what to add.
`request_charter_quote`	Requests confirmed charter prices from partner Villiers for the route of a charter_alternative, for when the user has seen its price range, asked for confirmed prices and given their email. NOT an empty leg: a regular charter and a paid partner offer. voidjet emails the user a link; Villiers receives the request only after the user sends the form on voidjet.io within 48 hours, then emails confirmed options directly. name, phone and message are optional and come from the user.
`request_inquiry`	Prepares an inquiry for one offer, for when the user has asked to inquire and given their email. voidjet emails the user a link; nothing is forwarded to the provider until the user opens it and sends the pre-filled form on voidjet.io within 48 hours. name, phone and message are optional, come from the user and only pre-fill the form. Prices are indicative.
`search_empty_legs`read-only	Finds current empty-leg flights by origin and/or destination (city name or IATA/ICAO code), dates, passengers and budget. Returns up to 20 offers with route, date, aircraft, seats, indicative price, a voidjet link and a pre-filled inquiry link; provider names are not included. When more offers match, refine summarises all matches (frequent destinations, date span, prices). With no match, charter_alternative may contain a regular charter via partner Villiers: NOT an empty leg, and a paid partner offer.

Schemas: list_tools.

Similar MCP servers

Official server.json

{
  "name": "io.voidjet/empty-legs",
  "icons": [
    {
      "src": "https://voidjet.io/icon.png",
      "sizes": [
        "1024x1024"
      ],
      "mimeType": "image/png"
    }
  ],
  "title": "voidjet empty legs",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://api.voidjet.io/agent/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "1.1.0",
  "websiteUrl": "https://voidjet.io",
  "description": "Search empty-leg private jet offers; prepare inquiries and alerts the user confirms by email."
}