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day3

Draft email campaigns in day3 from Claude Code, Cursor or VS Code as editable composer blocks.

likely compatible

Declares API key header (Authorization); use Copilot Studio 'API key' → Header.

Rule R2b · what this means · Not tested in Copilot Studio.

Registry nameio.github.Mopra/day3
Endpoint used for verdicthttps://go.day3.app/api/mcp
Transportsstreamable-http
Auth (Copilot Studio setting)API key (header)
Last endpoint check2026-10-20T18:13:58Z · HTTP 401
GitHubMopra/day3.app
Websitehttps://docs.day3.app/mcp
Version1.0.0
Registry updated2026-10-11
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Is this wrong or out of date? Email us. Data built 2026-10-20.