fix: misc improvements.

examples/conversational-ai/twilio/javascript/.env.example

@@ -1 +1,7 @@
 ELEVENLABS_AGENT_ID=<your-agent-id>
+ELEVENLABS_API_KEY=<your-api-key>
+
+# Twilio outbound calling
+TWILIO_ACCOUNT_SID=<your-account-sid>
+TWILIO_AUTH_TOKEN=<your-auth-token>
+TWILIO_PHONE_NUMBER=<your-twilio-phone-number>

examples/conversational-ai/twilio/javascript/README.md

@@ -1,13 +1,13 @@
 # ElevenLabs Conversational AI - Twilio Integration (Javascript)
 
-This demo shows how to integrate ElevenLabs Conversational AI with Twilio to create an interactive voice agent that can handle phone calls.
+This demo shows how to integrate ElevenLabs Conversational AI with Twilio to create an interactive voice agent that can handle inbound and outbound phone calls.
 
 ## Prerequisites
 
-- ElevenLabs API key
-- Twilio account & phone number
-- Node
-- A static ngrok URL for local development
+- ElevenLabs API key.
+- Twilio account & phone number.
+- Node 16+.
+- A static ngrok URL for local development.
 
 ## Quick Setup
 
@@ -18,8 +18,9 @@ npm install
 ```
 
 2. Configure environment:
-   - Copy `.env.example` to `.env`
-   - Add your ElevenLabs Agent ID
+
+- Copy `.env.example` to `.env`: `cp .env.example .env`
+- Add your ElevenLabs Agent ID and API key to the `.env` file
 
 3. Start the server:
 
@@ -28,13 +29,14 @@ node index.js
 ```
 
 4. In a new terminal, use ngrok to create a public URL:
+
 ```bash
-ngrok http --url=<your-static-url> 8000  
+ngrok http --url=<your-static-url> 8000
 ```
 
 5. Configure your Twilio webhook:
    - Go to your Twilio Phone Number settings
-   - Set the webhook URL for incoming calls to: `{your-ngrok-url}/incoming-call-eleven`
+   - Set the webhook URL for incoming calls to: `{your-ngrok-url}/twilio/inbound_call`
    - Make sure the HTTP method is set to POST
 
 ## Testing
@@ -43,6 +45,22 @@ ngrok http --url=<your-static-url> 8000
 2. The agent should answer and begin the conversation
 3. Monitor the console logs for any potential issues
 
+### Outbound Call
+
+1. Start the server: `node outbound.js`
+1. `ngrok http --url=<your-static-url> 8000`
+1. Make a request to the `/outbound-call` endpoint with the prompt you want to use:
+
+```bash
+curl -X POST https://<your-ngrok-url>/outbound-call \
+-H "Content-Type: application/json" \
+-d '{
+   "prompt": "You are Eric, an outbound car sales agent. You are calling to sell a new car to the customer. Be friendly and professional and answer all questions.",
+   "first_message": "Hello Thor, my name is Eric, I heard you were looking for a new car! What model and color are you looking for?",
+   "number": "number-to-call"
+   }'
+```
+
 ## Troubleshooting
 
 - Ensure the environment variable is properly set
@@ -56,4 +74,4 @@ For detailed setup instructions and troubleshooting, please refer to the [offici
 
 ## License
 
-This project is licensed under the MIT License - see the LICENSE file for details.
+This project is licensed under the MIT License - see the LICENSE file for details.