Unisound Token Hub API
Multi-modal MaaS API for Unisound U2 models: OpenAI-compatible chat completions and Anthropic-compatible messages for the U2 and U2-Med LLMs (streaming, function calling, structured output, context caching, prefix continuation), WebSocket one-shot and real-time speech recognition, asynchronous long-audio transcription and long-text speech synthesis via task polling, voiceprint registration and lookup, voice cloning and timbre management, asynchronous document parsing and information extraction (U1-OCR), and file management. Authenticated with Bearer API keys.