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Phone Voice Agent

Run a real-time AI phone agent using Twilio, Deepgram, and ElevenLabs. Handles incoming calls, transcribes audio, generates responses via LLM, and speaks back via streaming TTS. Use when user wants to: (1) Test voice AI capabilities, (2) Handle phone calls programmatically, (3) Build a conversational voice bot.

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Run a real-time AI phone agent using Twilio, Deepgram, and ElevenLabs. Handles incoming calls, transcribes audio, generates responses via LLM, and speaks back via streaming TTS. Use when user wants to: (1) Test voice AI capabilities, (2) Handle phone calls programmatically, (3) Build a conversational voice bot.

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Install for OpenClaw

Known item issue.

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Quick setup
  1. Open the source page and confirm the package flow manually.
  2. Review SKILL.md if you can obtain the files.
  3. Treat this source as manual setup until the download is verified.

Requirements

Target platform
OpenClaw
Install method
Manual import
Extraction
Extract archive
Prerequisites
OpenClaw
Primary doc
SKILL.md

Package facts

Download mode
Manual review
Package format
ZIP package
Source platform
Tencent SkillHub
What's included
README.md, SKILL.md, scripts/requirements.txt, scripts/server.py, scripts/server_realtime.py, tasks/book_restaurant.yaml

Validation

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  • Review SKILL.md before asking your agent to continue.
  • Treat this source as manual setup until the upstream download flow is fixed.

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Trust & source

Release facts

Source
Tencent SkillHub
Verification
Indexed source record
Version
1.0.0

Documentation

ClawHub primary doc Primary doc: SKILL.md 6 sections Open source page

Phone Agent Skill

Runs a local FastAPI server that acts as a real-time voice bridge.

Architecture

Twilio (Phone) <--> WebSocket (Audio) <--> [Local Server] <--> Deepgram (STT) | +--> OpenAI (LLM) +--> ElevenLabs (TTS)

Prerequisites

Twilio Account: Phone number + TwiML App. Deepgram API Key: For fast speech-to-text. OpenAI API Key: For the conversation logic. ElevenLabs API Key: For realistic text-to-speech. Ngrok (or similar): To expose your local port 8080 to Twilio.

Setup

Install Dependencies: pip install -r scripts/requirements.txt Set Environment Variables (in ~/.moltbot/.env, ~/.clawdbot/.env, or export): export DEEPGRAM_API_KEY="your_key" export OPENAI_API_KEY="your_key" export ELEVENLABS_API_KEY="your_key" export TWILIO_ACCOUNT_SID="your_sid" export TWILIO_AUTH_TOKEN="your_token" export PORT=8080 Start the Server: python3 scripts/server.py Expose to Internet: ngrok http 8080 Configure Twilio: Go to your Phone Number settings. Set "Voice & Fax" -> "A Call Comes In" to Webhook. URL: https://<your-ngrok-url>.ngrok.io/incoming Method: POST

Usage

Call your Twilio number. The agent should answer, transcribe your speech, think, and reply in a natural voice.

Customization

System Prompt: Edit SYSTEM_PROMPT in scripts/server.py to change the persona. Voice: Change ELEVENLABS_VOICE_ID to use different voices. Model: Switch gpt-4o-mini to gpt-4 for smarter (but slower) responses.

Category context

Agent frameworks, memory systems, reasoning layers, and model-native orchestration.

Source: Tencent SkillHub

Largest current source with strong distribution and engagement signals.

Package contents

Included in package
2 Docs2 Scripts1 Config1 Files
  • SKILL.md Primary doc
  • README.md Docs
  • scripts/server_realtime.py Scripts
  • scripts/server.py Scripts
  • tasks/book_restaurant.yaml Config
  • scripts/requirements.txt Files