https://store-images.s-microsoft.com/image/apps.387.6d955042-f132-4b4d-af50-44d201682bea.21261d35-4468-4851-84ef-f2d104859fad.949c5509-96d4-4ced-9b81-010678cc2fd9

Napster Companion API

by Touchcast Inc.

Upgrade Azure OpenAI voice agents to lifelike video avatars in minutes with the Companion API

Napster Companion API is the fastest way to upgrade your existing Azure OpenAI real-time deployments with high-quality video avatars. It adds a lifelike, low-latency video layer to your voice experiences - with no infrastructure changes required.

With just one API call, you can bring your Azure OpenAI voice application to life using over 1,000 unique avatars or your own custom creation. It automatically handles audio-video synchronization and scaling, so you can focus on building great conversational experiences, not video pipelines.


Key Benefits

⚡ Rapid Video Enablement
Turn your Azure OpenAI audio agent into a fully synchronized video experience in under an hour.

🎭 Extensive Avatar Library
Choose from 1,000+ unique avatars or create your own from a single image - no 3D modeling or animation needed.

🔗 Seamless Azure Integration
Connect the Companion API directly to your existing Azure OpenAI real-time deployment. No retraining, no setup overhead - we simply extend what you already have.

🚀 Developer Friendly
Integrate with a single API call. Supports low-latency streaming, automatic synchronization, and elastic scaling with demand.

💸 Transparent, Pay-as-You-Go Pricing
No setup fees. No surprises. Just 1¢ per minute. Cancel anytime, no commitments.


Use Cases

  • Customer Engagement: Enhance customer support or onboarding with human-like video agents powered by Azure OpenAI.

  • Education & Training: Deliver interactive digital instructors that respond naturally to learners.

  • Marketing & Sales: Add engaging, conversational spokespeople to product demos and campaigns.

  • Enterprise Applications: Humanize your internal tools, HR assistants, or enterprise chat interfaces with expressive video presence.


How It Works

  1. Bring your Azure OpenAI voice agent - use your existing real-time deployment.

  2. Connect it to the Companion API - provide your deployment endpoint and key.

  3. Choose your avatar - select from the 1,000+ library or create your own from a single image.

  4. Watch it go live - your voice agent becomes a video-enabled experience, ready to use in minutes.


Built for Azure Developers

  • Works natively with Azure OpenAI real-time deployments

  • Minimal latency and perfect audio-video synchronization

  • Scalable infrastructure that grows with your traffic

  • Simple setup - get started in minutes


Intended Users

Companion API is ideal for:

  • Azure developers building real-time conversational AI experiences

  • Enterprises enhancing customer support, sales, or onboarding agents

  • Educators and trainers creating interactive, AI-driven learning tools

  • Marketers and product teams seeking to add a visual, human touch to Azure OpenAI applications

At a glance

https://store-images.s-microsoft.com/image/apps.17125.6d955042-f132-4b4d-af50-44d201682bea.21261d35-4468-4851-84ef-f2d104859fad.2cb3e7ba-957d-4821-8b93-18e871814012
https://store-images.s-microsoft.com/image/apps.17352.6d955042-f132-4b4d-af50-44d201682bea.21261d35-4468-4851-84ef-f2d104859fad.d784f4bc-1d88-4a2d-82d4-a60cc901c7f7
https://store-images.s-microsoft.com/image/apps.1372.6d955042-f132-4b4d-af50-44d201682bea.21261d35-4468-4851-84ef-f2d104859fad.2a400099-9c29-4a84-8592-5de84ee0ef55
https://store-images.s-microsoft.com/image/apps.19173.6d955042-f132-4b4d-af50-44d201682bea.21261d35-4468-4851-84ef-f2d104859fad.642ce194-54e7-4c2a-88bc-148b2e4570c5
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