Resend (Klavis)

MCP Tools and AgentsFreeOpen Source

Send email using Resend services via MCP.

🛡️ AgentReady threat assessment

MAESTRO 7-layer threat model + OWASP AIVSS risk score for Resend (Klavis), derived from its capabilities.

AIVSS 8.4 · High

Overview

Klavis AI's MCP server sends email through Resend. Backed by a Resend API key; like other email servers, it can reach real inboxes and is a spam/phishing surface if left broadly scoped.

Key features

Send email via Resend
API-key auth
Simple send interface

Use cases

Send notifications
Automate outbound email