SmitheryListed

coldsend-mcp

AI-native cold email campaign management via Model Context Protocol. ## What You Can Do - **Campaigns** — Create, launch, pause, resume, and delete email campaigns with full lifecycle control - **Leads** — Upload leads from CSV, list, filter, and manage recipients per campaign - **Sender Accounts** — Configure ColdSend native, SMTP, Google Workspace, and Outlook 365 inboxes - **Domains** — Add custom sending domains with automated DNS verification and activation tracking - **Analytics** — Track delivery rates, open/click engagement, reply rates, and compare campaigns side-by-side - **Inbox Health** — Monitor sender reputation, bounce rates, and deliverability scores ## Authentication Pass your ColdSend API key via the `X-API-Key` header. Get your key from [cloud.coldsend.pro](https://cloud.coldsend.pro). ## Transports - Streamable HTTP (`/mcp`)

First seen 2 Oct 2026. Evidence as of 5 Oct 2026.