Bart MCP for AI Agents

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Bart MCP or direct API to fetch train schedules, get live service alerts, plan multi-leg routes, and check station information through natural language.
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Enter a prompt below to test the integration in our Tool Router playground. You'll be redirected to sign in and try it live.

Supported Tools

Tools
Get BART API VersionGet the current version of the BART API.
Get Elevator StatusTool to fetch current elevator status across all BART stations.
Get Estimated DeparturesTool to get real-time estimated departure times for a specified BART station.
Get BART FareGet fare information between two BART stations including Clipper and cash prices.
Get GTFS-RT Service AlertsTool to fetch GTFS-RT service alerts in protobuf format for integration with GTFS static feed.
Get GTFS-RT Trip UpdatesTool to fetch real-time trip updates in GTFS-Realtime format.
Download GTFS Static Schedule FeedDownloads the BART static GTFS (General Transit Feed Specification) schedule feed as a ZIP archive.
Get Route InfoTool to fetch detailed information about a specific BART route.
Get Route ScheduleTool to get detailed schedule information for a specific BART route showing all trains and their stops.
Get BART Schedule ArriveTool to retrieve schedule information based on a specified arrival time.
Get BART Schedule DepartGet BART train schedules departing from an origin station to a destination station at a specified time.
Get Service AdvisoriesTool to fetch current BART service advisories.
Get Station AccessGet comprehensive station access information including parking, transit, bike facilities, and lockers.
Get Station InfoGet detailed information for a specific BART station by its abbreviation code.
Get BART StationsGet a list of all BART stations with their complete information.
Get Station ScheduleGet detailed scheduled departure information for a specific BART station.
Get Train CountTool to fetch current count of trains active in the BART system.
List BART RoutesTool to get a list of all current BART routes/lines with basic information.
Python
TypeScript

Install Composio

python
pip install composio claude-agent-sdk
Install the Composio SDK and Claude Agent SDK

Create Tool Router Session

python
from composio import Composio
from claude_agent_sdk import ClaudeSDKClient, ClaudeAgentOptions

composio = Composio(api_key='your-composio-api-key')
session = composio.create(user_id='your-user-id')
url = session.mcp.url
Initialize the Composio client and create a Tool Router session

Connect to AI Agent

python
import asyncio

options = ClaudeAgentOptions(
    permission_mode='bypassPermissions',
    mcp_servers={
        'tool_router': {
            'type': 'http',
            'url': url,
            'headers': {
                'x-api-key': 'your-composio-api-key'
            }
        }
    },
    system_prompt='You are a helpful assistant with access to Bart tools.',
    max_turns=10
)

async def main():
    async with ClaudeSDKClient(options=options) as client:
        await client.query('Show me the next trains from Embarcadero to Fremont this afternoon')
        async for message in client.receive_response():
            if hasattr(message, 'content'):
                for block in message.content:
                    if hasattr(block, 'text'):
                        print(block.text)

asyncio.run(main())
Use the MCP server with your AI agent

Why Use Composio?

AI Native Bart Integration

  • Supports both Bart MCP and direct API based integrations
  • Structured, LLM-friendly schemas for reliable tool execution
  • Rich coverage for reading, writing, and querying your Bart data

Managed Auth

  • Built-in API key management with secure storage
  • Central place to manage, scope, and revoke Bart access
  • Per user and per environment credentials instead of hard-coded keys

Agent Optimized Design

  • Tools are tuned using real error and success rates to improve reliability over time
  • Comprehensive execution logs so you always know what ran, when, and on whose behalf

Enterprise Grade Security

  • Fine-grained RBAC so you control which agents and users can access Bart
  • Scoped, least privilege access to Bart resources
  • Full audit trail of agent actions to support review and compliance

Use Bart with any AI Agent Framework

Choose a Framework you want to connect Bart with

Frequently Asked Questions

Do I need my own developer credentials to use Bart with Composio?

Yes, Bart requires you to configure your own API key credentials. Once set up, Composio handles secure credential storage and API request handling for you.

Can I use multiple toolkits together?

Yes! Composio's Tool Router enables agents to use multiple toolkits. Learn more.

Is Composio secure?

Composio is SOC 2 and ISO 27001 compliant with all data encrypted in transit and at rest. Learn more.

What if the API changes?

Composio maintains and updates all toolkit integrations automatically, so your agents always work with the latest API versions.

Used by agents from

Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai
Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai
Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai

Never worry about agent reliability

We handle tool reliability, observability, and security so you never have to second-guess an agent action.

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