protogrid
Sign inAdd to your agent

Search / si.fourzerotwo/transport

Transport & travel

R0· no sign-in

Airports, runways and frequencies worldwide, tides, UK road collisions and London transport.

v1.0.0 · active · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality91strong
Trust83of 100
Uptime, 30 days100%
Latency p50596 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "transport": {
      "type": "http",
      "url": "https://fourzerotwo.si/mcp/v/transport",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  }
}
claude mcp add --transport http transport https://fourzerotwo.si/mcp/v/transport --header "X-API-Key: ${X_API_KEY}"
[mcp_servers.transport]
url = "https://fourzerotwo.si/mcp/v/transport"
env_http_headers = { "X-API-Key" = "X_API_KEY" }

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "transport": {
      "type": "remote",
      "url": "https://fourzerotwo.si/mcp/v/transport",
      "enabled": true,
      "headers": {
        "X-API-Key": "{env:X_API_KEY}"
      }
    }
  }
}
{
  "mcpServers": {
    "transport": {
      "type": "http",
      "url": "https://fourzerotwo.si/mcp/v/transport",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=transport&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vZm91cnplcm90d28uc2kvbWNwL3YvdHJhbnNwb3J0IiwiaGVhZGVycyI6eyJYLUFQSS1LZXkiOiIke1hfQVBJX0tFWX0ifX0%3D"
}
{
  "servers": {
    "transport": {
      "type": "http",
      "url": "https://fourzerotwo.si/mcp/v/transport",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  }
}
{
  "mcpServers": {
    "transport": {
      "httpUrl": "https://fourzerotwo.si/mcp/v/transport",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  }
}
extensions:
  "transport":
    enabled: true
    name: "transport"
    type: streamable_http
    uri: "https://fourzerotwo.si/mcp/v/transport"
    headers:
      "X-API-Key": "${X_API_KEY}"
    timeout: 300

Placeholders to fill from your own secret store: ${X_API_KEY}. The registry never accepts secret values.

Quality 91 / 100strong

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2025-11-25; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
  • n/a
    protocol.statelessonly applies to 2026-07-28 servers
  • pass
    protocol.transportstreamable HTTP
  • n/a
    protocol.list_ttlonly applies to 2026-07-28 servers
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.annotations31 of 31 tools declare readOnlyHint or destructiveHint
  • pass
    tools.directory_hintsevery tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
  • pass
    tools.token_costabout 3,770 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability100 · weight 15
  • pass
    stability.changesno 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

31 tools, about 3,770 tokens to load them all · tool set 36b804d5bf9d · checked 2026-10-20 14:21 UTC

Tool changes

No tool definition changes recorded. A server's first observation is its baseline; later probes record what changes.

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

remoteauthreachableuptime 30dp50protocollast ok
https://fourzerotwo.si/mcp/v/transport streamable-httpnoneyes100%596 ms2025-11-252026-10-20

Tools (31)

airports__airportread-onlyAn airport by ICAO, IATA or ident: name, type, town, country and region, location, elevation, runways and frequencies. Free within the daily allowance, then $0.001 USDC per call via x402.
airports__countryread-onlyAirport counts by type, the large airports and the regions for a country. Free within the daily allowance, then $0.001 USDC per call via x402.
airports__frequenciesread-onlyAn airport's radio frequencies (tower, ground, ATIS, approach…) in MHz. Free within the daily allowance, then $0.001 USDC per call via x402.
airports__navaids-nearread-onlyVORs, NDBs, DMEs and other navaids within a radius of a point, with frequency and associated airport. Free within the daily allowance, then $0.002 USDC per call via x402.
airports__nearread-onlyAirports (large/medium/small by default) within a radius of a point or UK postcode, nearest first. Free within the daily allowance, then $0.002 USDC per call via x402.
airports__runwaysread-onlyAn airport's runways: length, width, surface, lighting and each end's identifier, heading and elevation. Free within the daily allowance, then $0.001 USDC per call via x402.
airports__searchread-onlyFind airports by name or town and/or country, optionally by type or scheduled service only; biggest first. Free within the daily allowance, then $0.001 USDC per call via x402.
london-transport__air-qualityread-onlyLondon air quality forecast for today and tomorrow. A few free samples a day, then $0.001 USDC per call via x402.
london-transport__bike-pointread-onlyLive bikes, e-bikes and empty docks at one station. A few free samples a day, then $0.001 USDC per call via x402.
london-transport__bike-pointsread-onlyEvery Santander Cycles docking station with live bike and space counts. A few free samples a day, then $0.002 USDC per call via x402.
london-transport__journeyread-onlyJourney options between two places (postcodes, stop ids or "lat,lon"). A few free samples a day, then $0.003 USDC per call via x402.
london-transport__line-arrivalsread-onlyLive arrival predictions for every stop on a line. A few free samples a day, then $0.002 USDC per call via x402.
london-transport__line-statusread-onlyLive status and disruption for one line. A few free samples a day, then $0.001 USDC per call via x402.
london-transport__mode-statusread-onlyLive status of every line for a mode (tube, overground, elizabeth-line, dlr, tram, bus). A few free samples a day, then $0.001 USDC per call via x402.
london-transport__road-disruptionread-onlyCurrent disruption on a road corridor, e.g. "a2", "a406". A few free samples a day, then $0.002 USDC per call via x402.
london-transport__road-statusread-onlyLive status of major London road corridors. A few free samples a day, then $0.001 USDC per call via x402.
london-transport__stopread-onlyLines, modes, facilities and child stops of a station. A few free samples a day, then $0.001 USDC per call via x402.
london-transport__stop-arrivalsread-onlyLive arrival predictions at a stop or station. A few free samples a day, then $0.002 USDC per call via x402.
london-transport__stop-searchread-onlyFind stations and stops by name. A few free samples a day, then $0.001 USDC per call via x402.
london-transport__stops-nearread-onlyStations and stops within a radius of a point. A few free samples a day, then $0.002 USDC per call via x402.
london-transport__tube-statusread-onlyLive status of every Tube line. A few free samples a day, then $0.001 USDC per call via x402.
tides__conditionsread-onlyLatest water temperature, air temperature, wind and air pressure reported at a station (whichever it measures). Free within the daily allowance, then $0.002 USDC per call via x402.
tides__predictionsread-onlyPredicted high and low tide times (local) and heights for up to 7 days from today. Free within the daily allowance, then $0.002 USDC per call via x402.
tides__searchread-onlySearch NOAA tide stations by name and/or state. Free within the daily allowance, then $0.001 USDC per call via x402.
tides__stationread-onlyA station's location, time zone, products offered and tidal datums. Free within the daily allowance, then $0.001 USDC per call via x402.
tides__stations-nearread-onlyNOAA tide-prediction stations within a radius (default 50 km) of a point, nearest first. Free within the daily allowance, then $0.001 USDC per call via x402.
tides__water-levelread-onlyObserved 6-minute water levels for the last hours (default 6, max 72) with the latest reading. Free within the daily allowance, then $0.002 USDC per call via x402.
uk-road-safety__collisionread-onlyOne reported collision by its STATS19 index: date, time, severity, vehicles, casualties, road and conditions. A few free samples a day, then $0.001 USDC per call via x402.
uk-road-safety__local-authorityread-onlyFive-year (or one-year) collision totals for a local authority district by severity and year, road class, speed limit, light, weather, surface and urban/rural. A few free samples a day, then $0.003 USDC per call via x402.
uk-road-safety__lsoaread-onlyCollisions in a 2021 LSOA (neighbourhood of ~1,500 people) over five years, with the 50 most recent. A few free samples a day, then $0.002 USDC per call via x402.
uk-road-safety__nearread-onlyReported collisions within a radius (default 500 m, max 2 km) of a UK postcode or point over the last five years: totals by severity and year, and the most recent collisions with road, speed limit, light and weather. A few free samples a day, then $0.003 USDC per call via x402.

Schemas: list_tools.

Similar MCP servers

  • ourairports-mcp-serverR0quality 75
    io.github.cyanheads/ourairports-mcp-server

    Offline global aviation reference: airports, runways, navaids, frequencies from OurAirports.

  • air-routes.comR0quality 79
    io.github.idragulin/air-routes

    Global scheduled passenger flight routes: which exist, direct or connecting, and days flown.

  • Tsa Passenger VolumesR0
    io.github.pipeworx-io/tsa-passenger-volumes

    tsa-passenger-volumes — daily U.S. airport checkpoint screening counts.

  • MolTravelR0quality 67
    com.moltravel/travel

    Aggregated travel MCP — flights, tours, activities, price checks, visas, and more.

  • Airport Pickups LondonR0quality 69
    com.airport-pickups-london/london-airport-transfers

    Quote, book, track and see live cars near UK airports. Fixed prices; no signup to start.

  • Your Travel RadarR0quality 79
    com.yourtravelradar/night-trains

    Dated, sourced facts on European night train stations and lines, and measured punctuality.

More from si.fourzerotwo

  • Environment & energyR0quality 91
    si.fourzerotwo/environment

    UK river levels and rainfall, bathing waters, flood warnings, weather, earthquakes and the GB…

  • Health & medicinesR0quality 91
    si.fourzerotwo/health

    Clinical trials, RxNorm drug lookups, FDA drug and device data, PubMed and NHS organisations.

  • Research papersR0quality 91
    si.fourzerotwo/research

    arXiv, PubMed, Crossref and OpenAlex scholarly metadata.

  • Product safety & recallsR0quality 91
    si.fourzerotwo/safety-recalls

    UK product recalls, MHRA drug and device alerts, FSA food alerts, accident reports and US CPSC…

  • Everyday agent toolsR0quality 91
    si.fourzerotwo/tools

    Time zones and world business days, VAT rates and maths, currency conversion, UK business days…

  • Trade & public tendersR0quality 91
    si.fourzerotwo/trade-procurement

    UK commodity codes and duties, UK trade statistics, UK/EU public tenders and US federal spending.

And 5 more from this publisher.

Official server.json
{
  "name": "si.fourzerotwo/transport",
  "title": "Transport & travel",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://fourzerotwo.si/mcp/v/transport",
      "type": "streamable-http",
      "headers": [
        {
          "name": "X-API-Key",
          "isSecret": true,
          "description": "Optional free key from https://fourzerotwo.si/free (raises the free allowance from 100 to 500 calls/day)"
        }
      ]
    }
  ],
  "version": "1.0.0",
  "websiteUrl": "https://fourzerotwo.si",
  "description": "Airports, runways and frequencies worldwide, tides, UK road collisions and London transport."
}