Symbl-Twilio-Media-Steam-Adapter

Symbl's APIs empower developers to enable:

• Real-time analysis of free-flowing discussions to automatically surface highly relevant summary discussion topics, contextual insights, suggestive action items, follow-ups, decisions, and questions.
• Voice APIs that makes it easy to add AI-powered conversation intelligence to either telephony or WebSocket interfaces.
• Conversation APIs that provide a REST interface for managing and processing your conversation data.
• Summary UI with a fully customizable and editable reference experience that indexes a searchable transcript and shows generated actionable insights, topics, timecodes, and speaker information.

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Pre-requisites

• Symbl appSecret and appId - If you don't have a Symbl account for signup look it up in this Link.
• Twilio account - If you don't have a Twilio account for signup look it up in this Link.
• Twilio purchaced phone number - If you don't have a Twilio purchaced phone number you can look for these steps Link.
• ngrok installed with your account - If you dont have ngrok you can follow this Link.

Feature:

• Stream Server that connect Twilio Media Stream to Symbl using WebSocket and exposes a REST API of Symbl’s real-time events to a Client server.
• Up to 4 speaker can call to a Twilio number and start a conversation, so each phone stream get into a separate WebSocket channel that is directed to Symbl and once conversation transcripts messages, topics or insights are identified they are immediatly addressed in real-time to another clientServer that servers as a webhook point.

Setup and Deploy

1. Open command line or terminal

2. Download by using the command git clone https://github.com/symblai/Symbl-Twilio-Media-Steam-Adapter.

3. Get into the downloaded folder using the command cd Symbl-Twilio-Media-Steam-Adapter.

4. Run the command npm install.

5. Open .env file and modify the following fields:

6. Add SYMBL_APP_ID with your Symbl appId.

7. Add SYMBL_APP_SECRET with your Symbl appSecret.

8. Update CLIENT_WEBHOOK - For local testing from a terminal or command line run ngrok http 9000. Copy the secure forwarding value to CLIENT_WEBHOOK but remove the "https://" from it. For example if you got the value "https://dda80552256c.ngrok.io/" only use this value "dda80552256c.ngrok.io".

9. Update TWILIO_WEBHOOK - To update your Twilio active phone number and the TWILIO_WEBHOOK in .env:

   • For local testing first run ngrok http 8000 and copy and save the full secure forwarding address from ngrok to your Twilio account --> Phone numbers --> Active Phone Numbers --> select the phone number you would like to update --> Under "Message and Fax" in the Voice "Webhook" value including '/' at the end and save this Twilio configuration. then copy the same fowarding address to TWILIO_WEBHOOK but remove the "https://" from it. For example for "https://127c7b383137.ngrok.io/" use only this value "127c7b383137.ngrok.io" in TWILIO_WEBHOOK.

10. Save the .env file.

    Note: For real server testing - For step 3 and 4 modify CLIENT_WEBHOOK and TWILIO_WEBHOOK with your servers addresses similarly to ngrok steps above.

11. In the folder location ./Symbl-Twilio-Media-Steam-Adapter run in your terminal or command line node clientServer.js.

12. In the folder location ./Symbl-Twilio-Media-Steam-Adapter run in your terminal or command line node streamServer.js.

Conclusion

Now up to 4 people can call to your Twilio registered phone number to start a conversation and trasncript messages, topics and inights of the conversation will be shown in real-time in the clientServer terminal or command line.

Community

If you have any questions, feel free to reach out to us at devrelations@symbl.ai or through our Community Slack or our forum.

This guide is actively developed, and we love to hear from you! Please feel free to create an issue or open a pull request with your questions, comments, suggestions and feedback. If you liked our integration guide, please star our repo!

This library is released under the Apache License