telephony

Send SMS, MMS, and AI voice calls via Twilio, Bland.ai, and Vapi.

Updated May 4, 2026
One-click install
npx skills add https://github.com/InverterNetwork/hermes-agent --skill telephony-inverternetwork
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: telephony
Source: https://github.com/InverterNetwork/hermes-agent/tree/main/optional-skills/productivity/telephony
Command: npx skills add https://github.com/InverterNetwork/hermes-agent --skill telephony-inverternetwork

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) components.

What problem does it solve?

This skill solves the challenge of integrating telephony capabilities like SMS, MMS, and AI-driven voice calls into an agent workflow without requiring complex, real-time webhook infrastructure.

Core Features & Use Cases

  • Owned Phone Identity: Provision and manage reusable Twilio phone numbers for consistent agent identity.
  • AI Voice Calling: Execute outbound AI-driven phone calls using Bland.ai or Vapi for tasks like appointment scheduling or status updates.
  • SMS/MMS Handling: Send and poll for inbound text messages via the Twilio REST API, enabling notification and alert workflows.

Quick Start

Use the telephony skill to search for and purchase a new Twilio phone number in the US with a specific area code.

Frequently Asked Questions about telephony

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I send SMS messages through Twilio in an automated workflow?

Send SMS messages through Twilio by using this skill to programmatically execute outbound text messaging via the Twilio REST API without real-time webhooks. It handles sending texts and polling for inbound messages.

Can I make AI-powered voice calls using Bland.ai or Vapi?

Yes, you can make AI-powered voice calls using Bland.ai or Vapi through this skill. It executes outbound AI-driven phone calls for tasks like appointment scheduling or automated status updates.

How do I provision and manage Twilio phone numbers for an agent?

Provision and manage Twilio phone numbers for an agent by using this skill to search for and purchase reusable US numbers with specific area codes. This provides a consistent owned phone identity for your automated workflows.

Do I need API credentials to use telephony services for SMS and voice calls?

Yes, you need valid API credentials for your selected telephony providers like Twilio, Bland.ai, or Vapi to use this skill. These credentials are strictly required to execute outbound calls and messaging tasks.

How do I poll for inbound text messages via Twilio without webhooks?

Poll for inbound text messages via Twilio without webhooks by using this skill to check the Twilio REST API for incoming SMS and MMS. This enables automated notification and alert workflows in agents.

Can I send MMS messages along with SMS in my communication workflow?

Yes, you can send MMS messages along with SMS in your communication workflow. This skill provides programmatic access to telephony services including both text and multimedia messaging via the Twilio API.