Give your agent its own email address with graduated human oversight — from full approval to autonomous sending.
Give your agent its own email address with graduated human oversight — from full approval to autonomous sending.
Your agent doesn't have email yet because nobody trusts it with email yet. MultiMail fixes that. A real email address with a trust ladder from read-only to fully autonomous, cryptographic identity on every message, and per-recipient sending controls.
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Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.
| Tool | What it does |
|---|---|
| send_email | Send email as markdown. Supports attachments, idempotency_key, scheduled delivery via send_at. |
| check_inbox | List emails with filters: status, sender, subject, date range, direction, attachments, pagination. |
| read_email | Full email content. Trusted metadata and untrusted body returned as separate content blocks. |
| reply_email | Reply in-thread. Threading headers set automatically. |
| get_thread | All emails in a conversation thread with participants and metadata. |
| download_attachment | Download attachment as base64 with content type. |
| cancel_message | Cancel a pending or scheduled email. |
| edit_scheduled_email | Edit scheduled email before it sends. |
| wait_for_email | Block until matching email arrives or timeout (max 120s). |
| get_tags | Get all tags on an email. Persistent key-value agent memory across sessions. |
| set_tags | Set tags on an email. Merges with existing tags. |
| delete_tag | Delete a specific tag key from an email. |
| list_pending | Emails awaiting oversight decision (requires oversight scope). |
{
"mcpServers": {
"multimail": {
"type": "url",
"url": "https://mcp.multimail.dev/mcp"
}
}
}Configuration as documented by the project. Restart the client after saving.
| Variable | Description | Required |
|---|---|---|
| MULTIMAIL_API_KEY | Credential the server authenticates with. | Yes |
| MULTIMAIL_MAILBOX_ID | Configuration value read at startup. | Optional |
| MULTIMAIL_API_URL | Endpoint or connection string the server talks to. | Yes |
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