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Domains & addresses

Catch-all addresses
Multiple domains
DMARC policy
Temporary addresses
Send as any alias
Merged inboxes
Forward an address elsewhere
Workspace branding

Reading & organising

Full-text search
Search in plain language
Read in your language
Labels
Thread notes
Analytics & graphs
Recipient suggestions
Keyboard-first

Writing & sending

Templates
Files
Workspace and address settings
Signature
Writing tools
Send in theirs
Meetings & calendar
Drafts
Scheduled send
Undo send
See when mail you sent was opened
Tracking on your own domain
Files on your own domain
Attachments

Ask your inbox
Subject lines
Draft from a note
Your writing style
Editable prompts
Agents on the inbox

Safety & authenticity

Verified sender
Sender pictures
Phishing & spam filtering
Sender research & look-alike domains
Written by AI

Filters & blocking

Block a sender or a domain
Bad-language filter
Rules you write yourself

Agents, API & MCP

MCP server
OAuth for third-party clients
REST API
Typed SDKs
Webhooks

Workspaces & team

Share an address
Scoped visibility
Roles & permissions levels
Invitations

Privacy & ownership

Tracking pixels stripped
Remote image control
Choose which emails we send you
Your mail on object storage
Bring your old mailbox
Take your mail with you
Transport encryption
Encryption at rest
End-to-end encryption

Knowledge base

Thread notes

Keep a private note attached to a thread.

Details

Only you see it; it never leaves with a reply.

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