Klaviyo API MCP Server

Provides comprehensive tools and resources for managing Klaviyo marketing automation, including profiles, lists, campaigns, flows, and more through natural language.

→ mattcoatsworth/Klaviyo-MCP-Server-4-15 · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 16 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

🔐

You'll be asked for 1 credential: KLAVIYO_API_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

🔐 secretKLAVIYO_API_KEY— your_private_api_key_here

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 3 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/mattcoatsworth-klaviyo-mcp-server-4-15-1w0alv)](https://m8ven.ai/mcp/mattcoatsworth-klaviyo-mcp-server-4-15-1w0alv)

commit: ef78e4951d1dbd9aa3513c7d1229d0a43e3b84b5

code hash: 9e588088fef434446569337cab04577920b06cd5d74121ecba8e3fd71caec215

verified: 6/13/2026, 10:13:28 AM

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