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Gmail MCP Server

@christo707

Repository

Basic information

Category

Communication

License

MIT

Transports

stdio

Author

christo707

About Gmail MCP Server

Gmail MCP Server using Java and Spring Boot

#gmail#mcp#java-server

Gmail MCP Server config

No standard config provided

This server doesn't expose a parseable MCP config block in its README. See the repository for install instructions.

Repository

Gmail MCP Server tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is Gmail MCP Server?

Gmail MCP Server is a Spring Boot MCP (Model Context Protocol) server that provides tools for interacting with Gmail, such as sending, reading, trashing, and marking emails. It also includes a client (ClientStdio) for testing the server via standard I/O.

How to use Gmail MCP Server?

Requires Java 17+, Maven, and Gmail API credentials. Clone the repository, configure OAuth credentials (place credentials.json in src/main/resources), build with mvn clean install, then run the server with mvn spring-boot:run. The ClientStdio client can be used for testing.

Key features of Gmail MCP Server

  • trashEmail: Moves an email to the trash by ID.
  • markEmailAsRead: Marks an email as read by ID.
  • sendEmail: Sends an email to a specified recipient.
  • getUnreadMessages: Retrieves unread messages.
  • readEmail: Reads an email by its ID.
  • ClientStdio: test client using standard I/O.

Use cases of Gmail MCP Server

  • Automate email management tasks through MCP-powered assistants.
  • Send notifications or replies programmatically.
  • Read and organize inbox without manual Gmail access.
  • Integrate Gmail actions into MCP-based workflows.

Frequently asked questions

1

What are the prerequisites?

Java 17 or higher, Maven, and Gmail API credentials.

2

How do I get Gmail API credentials?

Create a Google Cloud project, enable the Gmail API, configure an OAuth consent screen (external, with your email as a test user), and create an OAuth Client ID for a Desktop App. Download the JSON, rename it to `credentials.json`, and place it in `src/main/resources`.

3

How do I run the server?

After building the project with `mvn clean install`, run `mvn spring-boot:run`.

4

Is there a test client included?

Yes, the `ClientStdio` class can be used to test the MCP server functionality using standard I/O.

5

What OAuth scope is required?

The scope `https://www.googleapis.com/auth/gmail/modify` is used.

Comments

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