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Author
couryo.com
2 MCP servers in the gate directory. Own this domain?
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Couryo
OAuth
Transactional email API: send, read delivery timelines, explain bounces, manage domains (OAuth).
Productivity
Couryo free email tools
No sign-in
Free, no login: verify an email address, check SPF/DKIM/DMARC, explain SMTP errors, build SPF/DMARC.
Productivity
6 tools
MCP servers by couryo.com — scanned & graded | gate | gate