U2 Flash

Built for real production tasks

Flexible thinking, persistent execution for complex real-world tasks

Unisound U2

Native Agent model — faster, leaner, stronger

Redefining speed, cost, and reliable execution with dense intelligence

U2 Decision

Built for reliable decisions

Structured judgments in milliseconds for high-frequency decision scenarios

U2-Med

Tri-domain LLM for collaborative AI upgrade

Full-scenario healthcare, insurance & pharma AI foundation

U2-RadiMed

Find lesions, aid Dx — imaging you can trust

Lesion detect, Dx aid & report gen for imaging

U2-ASR

Beyond hearing, truly understanding expression

100+ dialects to many languages · one-shot · real-time · long audio

U2-TTS

Meaning through voice, warmth in every expression

More than reading text aloud, it interprets tone, emotion, and detail

U2-TTS-Clone

Few-shot high fidelity, fast voice cloning

Voice timbre cloning and emotion transfer for more human expression

U2-TTS-Design

Design your exclusive voice with text

Describe the voice style you want in text to generate an exclusive voice

U1-OCR

Recognize IDs, parse documents, extract data

Intelligent ID and document parsing, one-click key data extraction

U1-OCR-Med

Medical docs, smart layouts, precise extraction

Medical document parsing for classification, archiving, and extraction

Token Plan

5 leading AI models, one key to access

Model Intro

Explore model capabilities and benchmarks

Docs

API reference and developer guides

Unisound Model Matrix

Multimodal coverage across text, audio, and vision for all scenarios

U2 Flash

Text

A cost-effective general-purpose model for complex tasks, with reasoning, office, Coding, and Agent capabilities

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Unisound U2

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Supports autonomous planning, tool calling, multi-agent collaboration, long-horizon task orchestration, and self-correction, enabling end-to-end execution from goal understanding to result delivery while balancing efficient reasoning with low token consumption.

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U2 Decision

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An enterprise-grade decision model that routes each task to the right intelligence and directly outputs structured decisions with probabilities and confidence scores.

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U2-Med

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Delivers professional expertise across healthcare, medical insurance, and pharmaceuticals, spanning clinical care, claims review, risk control, health management, and pharma R&D, with precise and reliable three-domain intelligent services.

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U2-RadiMed

Text

Supports multimodal image and text input, providing lesion localization, image interpretation, diagnostic assistance, and structured report generation.

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U2-ASR

Speech

Recognition accuracy in complex noise and dialect scenarios is the first in the industry to exceed 90%, with multilingual and full-system dialect coverage, structured long-audio transcription, and fast, reliable deployment.

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U2-TTS

Speech

Breakthroughs in semantic understanding and emotion for natural, expressive speech

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U2-TTS-Clone

Speech

Clone voice timbre in seconds from a single-sentence sample, with emotion transfer and cross-lingual Chinese-English synthesis, enabling rapid accumulation of exclusive brand/character voice assets.

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U2-TTS-Design

Speech

Create original custom voices from text alone—no reference audio needed. Fine-tune every dimension of voice style, reuse permanently, and manage assets to build personal or enterprise voice libraries with ease.

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U1-OCR

Vision

Integrates visual and semantic parsing capabilities with comprehensive document processing. Compatible with multiple languages, handwriting, and various non-standard documents, meeting the needs of both personal document management and enterprise document digitalization.

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U1-OCR-Med

Vision

Tailor-made for medical scenarios, adapting to various medical documents such as medical records, prescriptions, inspection reports, and billing receipts. Efficiently handles complex medical expressions and special cases like handwriting and seals, empowering smart healthcare businesses.

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Build with Leading Partners

Deep industry expertise, delivering value to 500+ enterprises

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Flexible pricing, custom solutions, private deployment