OneBusAway MCP

A community-driven MCP server that enables AI agents to query real-time transit data from OneBusAway APIs. It supports finding stops and routes, tracking live arrivals and vehicle positions, and retrieving schedules and service alerts for transit agencies like King County Metro and Sound Transit.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by cyanheads

Vendor documentation

What you can do with it

Find stops near a specific latitude and longitude
Retrieve real-time arrivals and departures at a stop
Track live vehicle positions for an agency
Get full-day departure schedules for a route

Source and maintenance

Community listingRegistry 0.3.0

mcp-registry: io.github.cyanheads/onebusaway-mcp-server@0.3.0 Source repository

Maintenance checked: Oct 31, 2026, 10:27 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@cyanheads/onebusaway-mcp-server 0.3.0

npmnpx

@cyanheads/onebusaway-mcp-server package definition

{
  "version": "0.3.0",
  "transport": "stdio",
  "identifier": "@cyanheads/onebusaway-mcp-server",
  "runtimeHint": "npx",
  "registryType": "npm",
  "registryBaseUrl": "https://registry.npmjs.org",
  "environmentVariables": [
    {
      "name": "ONEBUSAWAY_API_KEY",
      "format": "string",
      "default": "TEST",
      "description": "OneBusAway API key. TEST works on the Puget Sound instance for development."
    },
    {
      "name": "ONEBUSAWAY_BASE_URL",
      "format": "string",
      "default": "https://api.pugetsound.onebusaway.org",
      "description": "Base URL for the OneBusAway instance. Defaults to Puget Sound."
    },
    {
      "name": "ONEBUSAWAY_RATE_LIMIT_REQUESTS",
      "format": "string",
      "default": "20",
      "description": "Upstream requests the pacer allows per window."
    },
    {
      "name": "ONEBUSAWAY_RATE_LIMIT_WINDOW_MS",
      "format": "string",
      "default": "60000",
      "description": "Width of the pacer's sliding rate window, in milliseconds."
    },
    {
      "name": "ONEBUSAWAY_RATE_LIMIT_MAX_WAIT_MS",
      "format": "string",
      "default": "45000",
      "description": "Longest a call may wait in the pacer queue, in milliseconds. Keep it under the SDK client's 60 s request timeout."
    },
    {
      "name": "MCP_LOG_LEVEL",
      "format": "string",
      "default": "info",
      "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warning')."
    }
  ]
}

Tools

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No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

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Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "onebusaway-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/onebusaway-mcp-server@0.3.0"
      ],
      "env": {
        "ONEBUSAWAY_API_KEY": "<YOUR_ONEBUSAWAY_API_KEY>",
        "ONEBUSAWAY_BASE_URL": "<YOUR_ONEBUSAWAY_BASE_URL>",
        "ONEBUSAWAY_RATE_LIMIT_REQUESTS": "<YOUR_ONEBUSAWAY_RATE_LIMIT_REQUESTS>",
        "ONEBUSAWAY_RATE_LIMIT_WINDOW_MS": "<YOUR_ONEBUSAWAY_RATE_LIMIT_WINDOW_MS>",
        "ONEBUSAWAY_RATE_LIMIT_MAX_WAIT_MS": "<YOUR_ONEBUSAWAY_RATE_LIMIT_MAX_WAIT_MS>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

Cline

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Cline configuration

{
  "mcpServers": {
    "onebusaway-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/onebusaway-mcp-server@0.3.0"
      ],
      "env": {
        "ONEBUSAWAY_API_KEY": "<YOUR_ONEBUSAWAY_API_KEY>",
        "ONEBUSAWAY_BASE_URL": "<YOUR_ONEBUSAWAY_BASE_URL>",
        "ONEBUSAWAY_RATE_LIMIT_REQUESTS": "<YOUR_ONEBUSAWAY_RATE_LIMIT_REQUESTS>",
        "ONEBUSAWAY_RATE_LIMIT_WINDOW_MS": "<YOUR_ONEBUSAWAY_RATE_LIMIT_WINDOW_MS>",
        "ONEBUSAWAY_RATE_LIMIT_MAX_WAIT_MS": "<YOUR_ONEBUSAWAY_RATE_LIMIT_MAX_WAIT_MS>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "onebusaway-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/onebusaway-mcp-server@0.3.0"
      ],
      "env": {
        "ONEBUSAWAY_API_KEY": "<YOUR_ONEBUSAWAY_API_KEY>",
        "ONEBUSAWAY_BASE_URL": "<YOUR_ONEBUSAWAY_BASE_URL>",
        "ONEBUSAWAY_RATE_LIMIT_REQUESTS": "<YOUR_ONEBUSAWAY_RATE_LIMIT_REQUESTS>",
        "ONEBUSAWAY_RATE_LIMIT_WINDOW_MS": "<YOUR_ONEBUSAWAY_RATE_LIMIT_WINDOW_MS>",
        "ONEBUSAWAY_RATE_LIMIT_MAX_WAIT_MS": "<YOUR_ONEBUSAWAY_RATE_LIMIT_MAX_WAIT_MS>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "onebusaway-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/onebusaway-mcp-server@0.3.0"
      ],
      "env": {
        "ONEBUSAWAY_API_KEY": "<YOUR_ONEBUSAWAY_API_KEY>",
        "ONEBUSAWAY_BASE_URL": "<YOUR_ONEBUSAWAY_BASE_URL>",
        "ONEBUSAWAY_RATE_LIMIT_REQUESTS": "<YOUR_ONEBUSAWAY_RATE_LIMIT_REQUESTS>",
        "ONEBUSAWAY_RATE_LIMIT_WINDOW_MS": "<YOUR_ONEBUSAWAY_RATE_LIMIT_WINDOW_MS>",
        "ONEBUSAWAY_RATE_LIMIT_MAX_WAIT_MS": "<YOUR_ONEBUSAWAY_RATE_LIMIT_MAX_WAIT_MS>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

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