Telephony MCP Server

Enables LLMs to make voice calls and send SMS messages through the Vonage API, allowing AI assistants to perform real-world telephony operations with support for speech recognition and multi-language conversations.

→ Vonage-Community/telephony-mcp-server · listed on glama

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// key findings

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 2 credentials: VONAGE_API_KEY, VONAGE_API_SECRET

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.

🔐 secretVONAGE_API_KEY— your_api_key

🔐 secretVONAGE_API_SECRET— your_api_secret

configVONAGE_APPLICATION_ID— your_app_id

configVONAGE_PRIVATE_KEY_PATH— path/to/private.key

configVONAGE_LVN— your_virtual_number

configVONAGE_API_URL

configVONAGE_SMS_URL

configCALLBACK_SERVER_URL— To use the callback server with Vonage Voice API, you need to set the environment variable to your server's public URL. This URL will be used as the event_url parameter in Vonage API calls.

// 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/vonage-community-telephony-mcp-server-1bm7md)](https://m8ven.ai/mcp/vonage-community-telephony-mcp-server-1bm7md)

commit: 64e8c29a42e271a09785d3b477fa06342d0f8c4c

code hash: 8fe77b93101539dfa9d2309cbcb6ea1d47f5e9785721985ecf5cc5d15eb534c3

verified: 6/17/2026, 12:27:04 PM

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