HttpClientTransport

Namespace: ``

HTTP client-based transport implementation for the MCP system.

This transport uses Guzzle HTTP client to communicate with the MCP server over HTTP/HTTPS. It supports: - Authenticated requests using API keys - JSON-based message exchange - Message queueing for asynchronous processing

@package LaravelMCP\MCP\Transport

Methods

__construct

Create a new HTTP client transport instance.

Initializes the Guzzle client with the provided base URL and API key. The client is configured to: - Use the base URL for all requests - Include the API key in Authorization header - Use JSON for request/response content

@param string $baseUrl The base URL of the MCP server @param string $apiKey The API key for authentication

start

Start the transport.

Marks the transport as running, enabling message sending and receiving.

stop

Stop the transport.

Marks the transport as stopped, preventing further message processing.

send

Send data to the MCP server.

Sends a POST request to the server's root endpoint with the provided data as JSON. If the server responds with valid JSON, it is added to the message queue for processing.

@param array $data The data to send to the server @throws \GuzzleHttp\Exception\GuzzleException When the HTTP request fails @throws \JsonException When JSON decoding fails

receive

Receive data from the message queue.

Returns and removes the next message from the queue. If the queue is empty, returns an empty array.

@return array The next message or an empty array if none available

isRunning

Check if the transport is running.

@return bool True if the transport is running, false otherwise