inbox-placement

MCP server for email deliverability testing across 9 providers. Test inbox placement (Inbox vs Spam vs Promotions) with SPF/DKIM/DMARC verification. Works with Claude Desktop, Cursor, Windsurf.

Run an InboxAlly inbox placement test with your AI agent: Claude Code plugin, agent skill and CLI

Free email deliverability & inbox placement guide — multilingual edition. Check if your campaigns land in spam.

OpenClaw skill for paid LDM Inbox Check MCP placement tests before outbound campaigns

OpenClaw skill for LDM email deliverability preflight before outbound campaigns

Inboxproof — free, no-signup email deliverability tools (SPF, DKIM, DMARC, IP reputation, cold-email readiness).

Return Path — independent third-party profile of a public API surface, by API Evangelist. Return Path is an email-deliverability and inbox-intelligence brand that pioneered sender reputation, inbox-placement monitoring, and email fraud protection for marketers and email senders.