Best Alternatives to SendGrid MCP Server

Nitrosend

Runtime: npx

AI-native email marketing. Campaigns, automations, transactional, contacts, and analytics.

Resend MCP Server

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MCP server for Resend — transactional email API for AI assistants...

Lumail

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Official Lumail email marketing MCP for campaigns, subscribers, and workflows.

Abnormal Security MCP

Runtime: npx

Abnormal Security email threats, cases, and reporting in your terminal and your AI agents.

Sendmux MCP

Runtime: uvx

Email inbox API for AI agents with MCP tools for Mailbox, Management, and Sending APIs.

SenderKit

Runtime: npx

Build and send email, SMS, and push straight from your AI agent.

Emailable

Runtime: Remote (SSE)

Emailable MCP — wraps the Emailable email verification API (emailable.com)

Atomic Mail

Runtime: npx

Programmable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.

Domains + send/receive email + inbound webhooks + DNS for AI agents. One API, MCP, CLI.

Envloped

Runtime: Remote (SSE)

Send transactional email, verify domains, build contact segments, and draft marketing campaigns.

Microsoft Outlook MCP

Runtime: npx

Microsoft Outlook (mail) MCP server — read, search, and send email through Microsoft Graph.

Mailbuttons

Runtime: npx

Governed email for AI agents: sandbox inboxes, server-side policy gate, tamper-evident audit.