"Y Combinator" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Coldrig — cold-email infra run by your agent: 28 MCP tools, live sending, free sandbox. $99/mo.
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Email marketing y transaccional AI-native: campañas, correos 1-a-1, contactos, flujos y métricas.
AI email inbox and sending tools with attachments, search, live events, and webhooks.
MCP server for e-mail testing: create disposable inboxes, wait for delivery, and extract e-mail content or links - all from your AI agent or test automation workflow. Get a free API key on https://app.zyntra.app/
Run personalised outreach campaigns and manage conversations using a virtual computer equipped with email capabilities, research tools, and workflow automation. Email Outreach by OpenHelm enables your agent to carry out work such as: • Prospect research • Personalised outbound email campaigns • Lead qualification • Follow-up sequences • Inbox monitoring and response handling
Disposable inboxes for AI agents: create, wait for delivery, and extract email content or links.
