20 tools from the Gmail MCP Server, categorised by risk level.
View the Gmail policy →GMAIL_FETCH_EMAILS Fetches a list of email messages from a gmail account, supporting filtering, pagination, and optional full content retrieval. 2/5 GMAIL_FETCH_MESSAGE_BY_MESSAGE_ID Fetches a specific email message by its id, provided the `message id` exists and is accessible to the authenticated `user id`. GMAIL_FETCH_MESSAGE_BY_THREAD_ID Retrieves messages from a gmail thread using its `thread id`, where the thread must be accessible by the specified `user id`. GMAIL_GET_ATTACHMENT Retrieves a specific attachment by id from a message in a user's gmail mailbox, requiring valid message and attachment ids. GMAIL_GET_CONTACTS Fetches contacts (connections) for the authenticated google account, allowing selection of specific data fields and pagination. GMAIL_GET_PEOPLE Retrieves either a specific person's details (using `resource name`) or lists 'other contacts' (if `other contacts` is true), with `person fields` ... GMAIL_GET_PROFILE Retrieves key gmail profile information (email address, message/thread totals, history id) for a user. GMAIL_LIST_DRAFTS Retrieves a paginated list of email drafts from a user's gmail account. use verbose=true to get full draft details including subject, body, sender,... GMAIL_LIST_LABELS Retrieves a list of all system and user-created labels for the specified gmail account. GMAIL_LIST_THREADS Retrieves a list of email threads from a gmail account, identified by `user id` (email address or 'me'), supporting filtering and pagination. 2/5 GMAIL_REPLY_TO_THREAD Sends a reply within a specific gmail thread using the original thread's subject, requiring a valid `thread id` and correctly formatted email addre... GMAIL_ADD_LABEL_TO_EMAIL Adds and/or removes specified gmail labels for a message; ensure `message id` and all `label ids` are valid (use 'listlabels' for custom label ids). 2/5 GMAIL_CREATE_EMAIL_DRAFT Creates a gmail email draft, supporting to/cc/bcc, subject, plain/html body (ensure `is html=true` for html), attachments, and threading. 3/5 GMAIL_CREATE_LABEL Creates a new label with a unique name in the specified user's gmail account. 2/5 GMAIL_MODIFY_THREAD_LABELS Adds or removes specified existing label ids from a gmail thread, affecting all its messages; ensure the thread id is valid. 2/5 GMAIL_MOVE_TO_TRASH Moves an existing, non-deleted email message to the trash for the specified user. 2/5 GMAIL_PATCH_LABEL Patches the specified label. 2/5 GMAIL_DELETE_DRAFT Permanently deletes a specific gmail draft using its id; ensure the draft exists and the user has necessary permissions for the given `user id`. 4/5 GMAIL_DELETE_MESSAGE Permanently deletes a specific email message by its id from a gmail mailbox; for `user id`, use 'me' for the authenticated user or an email address... 4/5 GMAIL_REMOVE_LABEL Permanently deletes a specific, existing user-created gmail label by its id for a user; cannot delete system labels. 4/5 The Gmail MCP server exposes 20 tools across 3 categories: Read, Write, Destructive.
Use Intercept, the open-source MCP proxy. Write YAML rules for each tool — rate limits, argument validation, or deny rules — then run Intercept in front of the Gmail server.
Gmail tools are categorised as Read (11), Write (6), Destructive (3). Each category has a recommended default policy.
Open source. One binary. Zero dependencies.
npx -y @policylayer/intercept