Nova

​Amazon Nova Sonic is a state-of-the-art speech-to-speech model that delivers real-time, human-like voice conversations with industry-leading price performance. It unifies speech understanding and generation into a single model, enabling developers to create natural, expressive conversational AI experiences with low latency. Nova Sonic adapts its responses based on the prosody of input speech, such as pace and timbre, resulting in more natural dialogue. It supports function calling and agentic workflows to interact with external services and APIs, including knowledge grounding with enterprise data using Retrieval-Augmented Generation (RAG). It provides robust speech understanding for American and British English across various speaking styles and acoustic conditions, with additional languages coming soon. Nova Sonic handles user interruptions gracefully without dropping conversational context and is robust to background noise.

​Deepgram's Nova-3 is an advanced speech-to-text model that sets new standards in accuracy and performance for complex, real-world scenarios. It offers real-time multilingual transcription, enabling seamless processing of conversations spanning multiple languages, a critical advancement for global customer support and emergency response services. Nova-3 also provides self-serve customization through Keyterm Prompting, allowing users to instantly adapt up to 100 domain-specific terms without the need for model retraining. This feature enhances the recognition of specialized vocabulary and technical terminology, making it highly adaptable to various industries. Additionally, Nova-3 delivers industry-leading performance with a 54.3% reduction in word error rate for streaming and 47.4% for batch processing compared to competitors. These advancements make Nova-3 a versatile solution for organizations seeking to enhance their speech recognition capabilities across diverse applications.