A turn clay or apollo lists into personalized, on-brand sequences playbook for Sales & Outbound, built automated sequence. Starting from a target list is enriched in clay or apollo, Mailable designs every on-brand email in the flow and ships it through crm (salesforce / hubspot) and the tools you already use - inbox-ready in every client.
Trigger
A target list is enriched in Clay or Apollo
Sales & Outbound
Design engine

Mailable
prompt → on-brand email
Brand kit
colors · fonts · voice
Who runs it
Build mode
Runs automatically on triggers
SDRs & AEs
team
RevOps
team
Founders
team
Integrations
Synced via API & MCP
Sends to
CRM (Salesforce / HubSpot)
Clay / Apollo
Sequencer
Trigger: A target list is enriched in Clay or Apollo
Mailable turns the list into a personalized, on-brand opening email
Merge fields pull in company and persona context - it reads human
A multi-step cadence with follow-ups is designed in the same pass
Sent from your CRM or sequencer via the API, on-brand across reps
Synced from your stack; designs stay on-brand by default.
Runs automatically on triggers
CRM (Salesforce / HubSpot)
Clay / Apollo
Sequencer
Automated sequence
Triggered by events from your stack - signup, purchase, inactivity - Mailable designs and sends every step automatically, with timing and branching you control.
Start free, or talk to us about designing email at scale through the editor and the headless API.