Twilio's native integration with OpenAI's Realtime API with speech-to-speech capabilities makes it possible to build, deploy and serve customers with virtual agents on a single platform.

LiteLLM allows integration with custom API endpoints, allowing compatibility with locally deployed or proprietary models, offering flexibility for cost-effective and privacy-focused deployments.

Enterprise integration has come a long way, from static systems in isolated environments to intelligent, self-healing ecosystems.