The best MCP servers for Gmail — let AI agents search, read, label, draft, and send email from a Gmail account.
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Gmail servers authenticate with Google OAuth, and the scopes you grant decide the risk: read-only scopes let an agent search and summarize, while send and modify scopes let it act as you. Start read-only and add drafting before full send access.
Email is a common channel for prompt injection — a message can contain instructions aimed at the agent. Prefer servers and clients that require confirmation before sending, and avoid auto-approving send tools.
This page ranks Gmail MCP servers by real usage across the AllMCPs directory. For broader Google access (Calendar, Drive, Docs) see the Google Workspace page.
Yes, if the server has the Gmail send scope. Keep manual approval on for send tools, since an agent that reads untrusted email can be steered by instructions hidden in a message.
Through Google OAuth. You create OAuth credentials in a Google Cloud project, authorize the server once in the browser, and it stores a refresh token locally.