About Mbta
Mbta is an MCP server published by pipeworx-io in the Developer Tools category: mBTA MCP — Boston real-time transit via the MBTA v3 API (api-v3.mbta.com).
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Install
From source
git clone https://github.com/pipeworx-io/mcp-mbtaThis server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.
Tools (4)
mbta_alertsActive MBTA service alerts — Boston subway T delays, commuter rail disruptions, shuttle replacements, track changes, detours, elevator outages. Filter by route to check one line, e.g. is the Red Line delayed right now. Example: mbta_alerts({ route: "Red" })
Parameters not published.
mbta_departuresReal-time MBTA train arrival and departure predictions at a Boston station — answers "when is the next train Boston", next Red Line subway at South Station, Green Line trolley, commuter rail departures, Silver Line and bus arrivals. Accepts a station name ("South Station", "Harvard") or a place id ("place-sstat"). Falls back to the published schedule when live predictions are empty (common for commuter rail off-peak). Example: mbta_departures({ stop: "South Station", route: "Red" })
Parameters not published.
mbta_routesList MBTA routes for the Boston subway T, commuter rail, bus, and ferry — route ids, names, and the destination each direction heads toward. type: 0-1 subway/light rail (Red, Orange, Blue, Green, Mattapan), 2 commuter rail, 3 bus (includes Silver Line), 4 ferry. Default returns subway + commuter rail + ferry; pass type 3 for buses. Example: mbta_routes({ type: "2" })
Parameters not published.
mbta_stopsList the stops and stations on an MBTA route — Boston subway T lines, commuter rail lines, bus routes, ferries. Returns stop id, name, municipality, and wheelchair accessibility, in route order. Example: mbta_stops({ route: "Red" }) or mbta_stops({ route: "CR-Worcester" })
Parameters not published.
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