Email marketing made simple, affordable, and automation-ready
Stage
Not given
Startup
Founded
Not given
Not given
Based in
US
Not given
Pricing model
Paid
Paid
Pricing
$300 USD per month, billed monthly. Includes unlimited flows, campaigns and segments, 50,000 emails per month (more available on request), MCP server for any agent client, consent and unsubscribe handling, and DNS setup. Cancel anytime from billing portal.
Not given
Key features
REST API for event-driven emails with idempotency keys
Automatic email deduplication
One-click unsubscribe and automatic consent enforcement
Campaign dry runs before sending
Full analytics on opens, clicks, unsubscribes and conversions
Domain verification with live DNS record checking
Campaign editor with slash commands for formatting
Scheduled sending with timezone selection
Open and click analytics
Customizable email themes with colors and fonts
Newsletter website for each issue
Signup forms and embed script
List import from Substack, beehiiv and Mailchimp
SPF, DKIM and DMARC authentication
One-click unsubscribe links
API and MCP server for AI agent integration
What makes it different
AI agents design and manage email flows in plain language over MCP
Automatic timezone-aware daytime delivery
Built-in compliance with bounce/complaint monitoring and auto-pause
Pay per email sent, not per subscriber
Every feature on all plans with no add-ons
Built for AI agents with full API access
Simple interface designed to be learned in one sitting
Ringmaster
StalkMail