Fastmail MCP Server
by Nomura1578
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| FASTMAIL_BASE_URL | No | Optional base URL for the Fastmail/JMAP API. Defaults to https://api.fastmail.com. Only api.fastmail.com and www.fastmailusercontent.com are accepted by default, each with an optional regional prefix. For self-hosted JMAP servers, also set FASTMAIL_ALLOW_UNSAFE_BASE_URL=true. | https://api.fastmail.com |
| FASTMAIL_API_TOKEN | Yes | Your Fastmail API token. Required to authenticate with the Fastmail JMAP API. | |
| FASTMAIL_WEBDAV_URL | No | Optional WebDAV storage server URL. Required for save_attachment_to_webdav. | |
| FASTMAIL_DOWNLOAD_DIR | No | Optional directory for downloaded attachments. Defaults to ~/Downloads/fastmail-mcp/. download_attachment savePaths are confined to this directory. | ~/Downloads/fastmail-mcp/ |
| FASTMAIL_CALDAV_PASSWORD | No | Optional CalDAV password or app-specific password. Required for calendar tools. | |
| FASTMAIL_CALDAV_USERNAME | No | Optional CalDAV username. Required for calendar tools. | |
| FASTMAIL_WEBDAV_PASSWORD | No | Optional WebDAV password. Required for save_attachment_to_webdav. | |
| FASTMAIL_WEBDAV_USERNAME | No | Optional WebDAV username. Required for save_attachment_to_webdav. | |
| FASTMAIL_CALDAV_DISPLAY_NAME | No | Optional CalDAV display name. | |
| FASTMAIL_ALLOW_UNSAFE_BASE_URL | No | Set to true to allow unsafe/self-hosted JMAP base URLs outside the default Fastmail domains. |
Instructions
Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.
This server publishes no instructions, or was last inspected before Glama recorded them.
Capabilities
Server capabilities have not been inspected yet.
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
No tools | |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
This server cannot be deployed
Maintenance
ActivityActive
ResponsivenessNo issues