Published pricing (verify on vendor site): Flat $3.00/mailbox/mo monthly or $2.50 annual (quarterly 10% off), no plans or minimums; Azure $30/tenant/mo (up to 100 mailboxes); warmup add-on $3/mailbox/mo; pre-warmed mailboxes $6–$9/mailbox/mo plus domain fee from $12.50; free account, no card; no promo code (per inboxkit.com/pricing).
Updated Oct 25, 2026
Verified-on: 2026-10-25
Provision Google Workspace / Microsoft 365 sending mailboxes for outreach (UI, REST API or MCP) via InboxKit's redeem_url. Comply with CAN-SPAM, GDPR, and other anti-spam laws: honest sender identity and subject lines, a physical address, working opt-out honored promptly, no purchased or scraped lists without a lawful basis; follow Google/Microsoft sending policies.