The voice evaluation API is based on independently developed education AI voice models, integrating core technologies such as voice evaluation and speech recognition. It provides high-quality, multi-dimensional Chinese and English pronunciation evaluation APIs to help customers create intelligent learning products and realize human-machine interaction. Product features include core patented technology, stable and reliable AI models, and rich evaluation dimensions, including completeness, accuracy, and fluency. Pricing strategies include free trials, professional versions, and enterprise versions. Supports various evaluation scenarios, such as homework and exams. Supports HTTP and WebSocket protocols.