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Documentation

Email for developers, agents and marketing. Send from your own domain with one API call, give AI agents inboxes they can safely work in, and start from ready-made templates.

Developers

Send email: single, batch, status and idempotency keys.
Templates: 21 built-in templates for the API, agents and marketing.
Webhooks: signed events when an email is delivered, bounces, is opened or clicked.
Logs: search sent email and see each delivery timeline.
Suppression list: bounces and complaints are blocked automatically.
SDKs: Node and Python clients.
SMTP with Nodemailer.
API overview and the OpenAPI spec.

Agents

Agent inbox API: REST, signed webhooks and the MCP server, with approvals and audit.
MCP email server: connect Claude, ChatGPT or Cursor.

The app

Dashboard, Email, Signatures, Domain, DNS records, Email identities, Logs, API Keys.

Pricing

Free for 3,000 emails a month. See plans.

On this page: Developers · Agents · The app · Pricing