Caiyun Xiaoyi
Caiyun Xiaoyi is an AI translation tool that supports multilingual mutual translation such as Chinese, English, and Japanese. It provides bilingual comparison of text, documents, and web pages as well as simultaneous interpretation, and is equipped with browser plug-ins, mobile terminals and translation APIs.
Updated: 2026-10-26
What is Caiyun Xiaoyi?
Caiyun Xiaoyi is an AI translation tool launched by Caiyun Technology. Its official website positions it as an "efficient and accurate translation tool," covering capabilities such as text translation, document translation, web page translation, browser extensions, bilingual comparison, and term bases. In addition to the web and mobile versions, it offers extensions for mainstream browsers including Chrome, Edge, Firefox, and Safari, as well as a translation API for developers, integrating personal use and enterprise integration into a single product set. The official page indicates its translation model is "Xiaoyi V4," and it supports configurable features such as multi-model mode, term bases, style adjustment, and translation revision, making it suitable for professional scenarios with requirements for translation consistency.
Who is it for?
- Scientific research and workplace users who read English papers, contracts and technical documents, and need bilingual comparison of documents with preserved layout
- For business and meeting scenarios requiring cross-lingual communication, real-time simultaneous interpretation support is needed
- Learners and general users who browse foreign language websites and wish to read them with bilingual comparison on web pages
- Industry users with requirements for consistency in professional terminology can fix translation methods with the help of a term base
- Developers and enterprises that need to embed translation capabilities into their own products
Key features
6Text and Image+Text Translation
The web version supports text translation, image+text translation and picture translation, and can automatically identify the input language, reducing the steps of manually switching languages.
Document Translation
Supports translation of documents and PDF links, outputs translations with preserved formatting, and can fix professional terms in conjunction with the term base, making it suitable for research papers and technical materials.
Bilingual Webpage Viewing
Achieve bilingual webpage viewing and automatic translation via a browser extension, allowing users to read the original text alongside the translation while reducing the barrier to cross-lingual reading.
Terminology Bank & Multi-Model Mode
Users can add terminology, customize styles and adjust translations. The official website shows that it supports switching between multiple translation models (including Xiaoyi V4) to adapt to different texts.
Simultaneous Interpretation
Labeled as "Simultaneous Translation" on the product, it provides real-time voice mutual translation for dialogue and meeting scenarios, suitable for cross-lingual face-to-face communication.
Translation API
Provides developer interfaces to facilitate the integration of translation capabilities into self-developed applications or enterprise systems, meeting the demands of batch processing and automation requirements.
How to use Caiyun Xiaoyi
- For daily use, it is recommended to install the browser extension first, set the frequently visited foreign web pages to bilingual comparison, and the reading experience will be more coherent than full-page machine translation.
- When processing professional documents, be sure to enable the terminology base, enter industry nouns in advance, and the consistency of the translation will be significantly improved.
- The multi-model mode is suitable for comparing the differences of different engines in formal texts and colloquial content, and can be switched according to scenarios.
- The free quota, membership price and API billing shall be subject to the instructions on the official website page, which may be adjusted with the version.
- When using simultaneous interpretation and photo translation, pay attention to a quiet environment and wearing headphones for better results.
- when involving copyrighted materials and protected content, pay attention to the boundaries of authorization and external sharing.
Traffic & popularity
Data month Sep 2026
Caiyun Xiaoyi receives about 178.4K visits per month.
Monthly visits
12 monthsTraffic sources
- Direct72.9%
- Search10.7%
- Referrals9.8%
- Social5.1%
- AI assistants0.7%
- Other0.8%
Top countries
- China90.9%
- United States3.2%
- Singapore1.5%
- Taiwan, China1.4%
- Hong Kong, China0.8%
Estimated from third-party traffic data.
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