1. What is Wenxinyiyan?

**Wenxin Yiyan (ERNIE Bot, Baidu AI Big Model)** is a heavyweight AI large language model (LLM) and commercial conversational platform developed by Baidu, China. It belongs to the "Wenxin Big Model" family (ERNIE, Enhanced Representation through kNowledge Integration). Since its release in March 2023 and its gradual opening to public testing, it has become one of the world's largest Chinese intelligent conversational generation platforms, supporting both Traditional and Simplified Chinese and multiple languages.

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2. Core Technology Features

1. Huge overall model size

• Using a large deep network with hundreds of billions of parameters, trained based on Baidu's knowledge graph and full network feature data

• Integrate multimodal knowledge such as images, audio, and documents

2. Strong Chinese comprehension and production capabilities

• Deeply optimize Chinese natural language understanding, contextual reasoning, dialogue response, paragraph summarization, and creative writing

• Supports professional terminology, knowledge quizzes, classical Chinese poetry, modern spoken language, and essays on various topics

3. Multimodal Fusion

• Wenxin Yiyan Bot now supports "text to image", image to text, and audio processing

• Users can upload picture questions and answers, generate accompanying pictures, video summaries, and audio content queries

4. Knowledge Integration

• Baidu's powerful "Knowledge Graph" is used as the underlying training, which can accurately output professional answers with source annotations and support expert-level queries in multiple fields such as encyclopedias, medical care, finance, and education.

5. Custom knowledge plug-in

• Supports self-built "knowledge base" and "plug-in market" can be linked to Baidu Cloud data, PDF, and enterprise OA system to serve as a dedicated knowledge assistant

• API integration with third-party platforms and process automation facilitates digital transformation for large enterprises

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3. Main Function Interface

• Chat dialogue : Similar to ChatGPT, it can be used for continuous question and answer, mixed Chinese and English input, and is suitable for work and study conversations

• Expert Mode : Choose different professional identities (lawyers, doctors, teachers, etc.) to get targeted consultation

• Multimodal applications : image generation, image understanding, PDF document reading, music summarization

• Wenxin Plugin Market : One-click installation of apps like Baidu Translate, Bing Hot Search, and Enterprise Knowledge Base

• One-click commercial deployment : suitable for corporate internal training, online customer service, knowledge mining, and automatic document organization

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4. User/Payment Plan

• Free users : Daily limit on the number of questions asked, free of charge for text, diagrams and small model tests

• Paid full features : Unlock large model privileges, 40+ professional plug-ins, batch documentation, and specific data analysis through pay-per-use/monthly/annual fees

• Enterprise API : SaaS authorization, private deployment, Baidu Cloud integration, deep integration of knowledge base/workflow, and high flexibility

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5. Application Scenarios and Advantages

• Content creation/writing : outlines, articles, poems, one-click automatic drafting

• Q&A/Customer Service : 24-hour automatic question answering and knowledge base integration

• Image and audio : product photos, illustrations, report charts, short film storyboards

• Teaching/study assistance : problem solving, translation, teaching materials, essay revision...

• Enterprise and commercial use : ERP, CRM, financial consulting, legal Q&A, factory knowledge management

• Localization advantage : Combining Baidu's powerful local data and policy-sensitive words, the effect is stable

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6. Comparison with other AI (such as ChatGPT, Gemini, Claude)

• Chinese comprehension, ancient poetry processing, and market information acquisition are significantly better than Western models

• Sensitive words and censorship policies are relatively strict and friendly to users in Greater China.

• Plug-in ecology/knowledge integration and diverse enterprise API toolboxes

• English proficiency, creative writing/open-mindedness, and cutting-edge scientific topics are slightly inferior to GPT-4 and Gemini

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7. Editor’s Comments & Tips

Leveraging Baidu's extensive database and tools, Wenxin Yiyan AI has become the most accessible large-scale AI assistant platform for Chinese users. It excels in academic, writing, Q&A, business, and enterprise integration. Local businesses and educational institutions can also directly integrate with its API, reducing customization costs.

Currently suitable for:

• Daily writing, Q&A, and translation for users in Hong Kong and Taiwan

• SMEs, education industry, digital office assistant

• Commercial deployment that requires localized language and security compliance

• Users who want to experience the domestic large-scale model ecosystem (multimodal/IoT interconnection)