Maildoso documentation
Research date: 2026-08-24
Documentation coverage: not-retrieved.
Reference index, not a mirror of complete vendor documentation. Retrieved pages do not prove the MCP works.
What it does
Cold-outreach mailbox and domain infrastructure provider - sells pre-configured SMTP mailboxes and Google Workspace accounts (with SPF/DKIM/DMARC already set up) built specifically for cold email sending, starting at $0.49/mailbox.
Access and connection
MCP support: official
Access requirements: paid - bundled into paid mailbox plans (starting $0.49/mailbox up to $499/mo for 1,000 mailboxes); no free tier.
Authentication: unknown - described only as "API and MCP access" bundled into every plan, without a documented auth mechanism in sourced pages.
Research checked: 2026-08-24
These details come from the catalog research. Check the vendor sources below for current setup instructions. They do not establish that a connection or tool call was tested.
Sources
- https://maildoso.ai/
- https://maildoso.ai/blog/recommendations/cold-email-infrastructure-scale-safely
- https://maildoso.ai/blog/tools/zapmail