What it is, how it works, its benefits and drawbacks, and everything you need to know.
Maurício Pinheiro
The news that a Chinese AI as efficient as ChatGPT had been launched on the market at a fraction of the development cost had an immediate impact: investors began questioning whether the valuation of tech companies in the United States was excessively inflated, especially after two years of consecutive gains.
The result was an intense market correction: investors sold off shares of major companies involved in artificial intelligence, with chip manufacturer Nvidia being particularly affected. By the close of trading yesterday, U.S. stocks had lost $1 trillion in market value—a figure equivalent to Saudi Arabia’s GDP.

DeepSeek is a Chinese artificial intelligence company. It has gained prominence on the global stage due to its rapid progress in developing advanced language models. Its key differentiator is the ability to create efficient and cost-effective neural networks. Its models achieve competitive performance compared to Western AI giants. Moreover, they operate at a significantly lower cost.
The company was founded in 2023 by Liang Wenfeng, a renowned researcher in deep learning and artificial intelligence. Since its inception, DeepSeek has focused on making AI more accessible and collaborative. The company invests in open-source solutions. These solutions allow developers and researchers to use and improve its technologies. This approach differs from many Western companies, many of which keep their architectures and algorithms proprietary. This restricts access for external developers.

Before founding DeepSeek, he worked as a senior researcher at major Chinese tech companies, including Baidu and Tencent. His academic and professional work has established him as one of the leading figures in AI innovation in China. Photo: Wikipedia.
The major breakthrough for DeepSeek came with the launch of its large language model, R1. This model surprised the market with its quality and computational efficiency. It was designed to compete directly with some of the most powerful generative AI systems available today, including OpenAI’s ChatGPT, Google’s Gemini, and Anthropic’s Claude.
DeepSeek R1 stood out for its advanced performance in mathematics, programming, and natural language processing. It achieved results close to or equivalent to the most popular Western models. Moreover, it was developed with significantly lower investment than its competitors, demonstrating the engineering efficiency of the DeepSeek team. The company reached this level of sophistication using less advanced chips than Western models, reflecting its ability to optimize hardware usage and minimize costs.
However, despite its rapid growth, DeepSeek faces challenges, particularly regarding censorship and political alignment. As a China-based company, its models may be subject to restrictions, applying filters to sensitive topics. User experiments have already observed these limitations, raising concerns about freedom of expression and the transparency of AI developed under stricter regulations.
Even so, DeepSeek represents a significant advancement in the field of artificial intelligence. It challenges the dominance of major Western companies in the sector. Its rapid growth is remarkable, and its models are being adopted globally. This indicates that the company could become a key player in the future of generative AI.
Comparison: DeepSeek vs. ChatGPT, Gemini, and Claude
| Model | Performance | Development Cost | Hardware Usage | Accessibility |
|---|---|---|---|---|
| DeepSeek R1 | Equivalent to Western models in mathematics, coding, and NLP. | ~US$6 million (low cost). | Less advanced chips, optimized efficiency. | Open-source and free for developers. |
| ChatGPT (OpenAI) | Excellence in conversation and text generation. | ~US$100M–1B (high investment). | Advanced hardware (A100, H100 GPUs). | Free with paid options (ChatGPT Plus and Enterprise). |
| Gemini (Google) | Multimodal AI, integrated into the Google ecosystem. | Billions in infrastructure. | Proprietary state-of-the-art TPUs. | Integrated with Google, free and premium access. |
| Claude (Anthropic) | Focus on safety, ethics, and AI alignment. | Substantial private investment. | Requires high-performance GPUs. | Available for enterprises and academic research. |
Strengths and Weaknesses of DeepSeek
Strengths:
- Cost Efficiency: Economical development, making technology more accessible.
- Open-Source: Facilitates collaboration and innovation from the global developer community.
- Competitive Performance: Comparable results to leading Western models across various tasks.
Weaknesses:
- Outdated Language Model: DeepSeek (R1) → “As of my last update in July 2024, we are in the year 2024. However, since I do not have access to real-time information, this response is based on my pre-trained knowledge.” (Special thanks to my student Thales for reminding me of this detail.)
- Censorship and Bias: Tendency to avoid or censor sensitive topics, aligning with Chinese government guidelines. (source: theguardian.com)
- Privacy Concerns: Potential risks related to data sharing with Chinese entities.

How to Access DeepSeek: A Simple Tutorial
Access via Browser:
- Visit the official DeepSeek website: https://www.deepseek.com/
- Click on “Start Now” to start using DeepSeek-V3 for free.
Mobile App:
- Android: Go to the Google Play Store and search for “DeepSeek”.
- iOS: Visit the App Store and search for “DeepSeek”.
- Download and install the official app.
Registration:
- Use a valid email account to create an account.
- Follow the instructions to verify your email and complete the registration.
Usage:
- After logging in, you can interact with the DeepSeek chatbot, asking questions or requesting assistance with various tasks.
DeepSeek represents a significant advancement in the democratization of artificial intelligence. It provides high-performance advanced language models at a lower cost, making the technology more accessible to developers, businesses, and researchers worldwide. Unlike many Western platforms, which often operate under a proprietary and closed model, DeepSeek adopts a more open and collaborative approach. Its technology can be used and improved by a global community, fostering a more diverse and innovative ecosystem. Developers can customize and adapt the model to meet their specific needs.
DeepSeek’s efficiency in optimizing hardware usage is remarkable. It demonstrates that AI can be developed without relying solely on massive investments in computational infrastructure. Companies like OpenAI and Google use highly advanced and expensive supercomputers. In contrast, DeepSeek has trained its models using less sophisticated chips, yet it maintains competitive performance. This feature allows more developers and startups to access powerful AI tools without requiring large financial resources, thus expanding innovation opportunities.
However, despite these advances, users must be aware of censorship and privacy issues when using the platform. DeepSeek is based in China and operates under a strict regulatory environment. This context imposes restrictions on the types of information the models can process and discuss. Researchers and users who have tested the platform reported that the AI avoids responding to certain topics deemed sensitive by the Chinese government. These include human rights, controversial political events, and national sovereignty issues. Such limitations may impact the neutrality of the model, as well as the scope of responses it provides. This is particularly relevant for users seeking an AI that is truly impartial and free from political constraints.
Additionally, privacy and data security concerns are key factors to consider. Like any company handling large volumes of data, DeepSeek faces risks related to data storage and analysis, which could compromise confidentiality. In a global landscape where data protection is a central issue, businesses and individuals must carefully assess their interactions with AI models like DeepSeek and critically evaluate how their information is handled.
Despite these concerns, DeepSeek remains a promising alternative in the world of generative AI. Its open-source model and engineering efficiency make it a direct competitor to ChatGPT, Gemini, and Claude. DeepSeek challenges Western dominance and opens new possibilities for AI development on a global scale. If DeepSeek can balance technological innovation with greater transparency while ensuring freedom of expression, it could become a key player in the future of AI, offering users a robust, accessible, and highly functional option.
Finally, amid ongoing technological rivalries and increasing tensions in the AI sector, the DeepSeek platform has faced hacking attacks, while OpenAI has accused competitors of misusing its proprietary model. In this turbulent context, the Chinese tech giant Alibaba surprised the market by announcing that its AI model, Owen 2.5 Max, outperformed OpenAI’s GPT-4o, DeepSeek-V3, and Meta’s Llama-3.1-405B in complex comprehension and execution tasks. This achievement not only strengthens China’s position in cutting-edge AI development but also intensifies competition with U.S. Big Techs, raising questions about the actual valuation of these companies in financial markets. In this rapidly evolving landscape—where technological breakthroughs, strategic rivalries, and cybersecurity concerns intertwine—one thing is certain: the AI war is just beginning.
Key News:
Biggest Market Loss In History: Nvidia Stock Sheds Nearly $600 Billion As DeepSeek Shakes AI Darling > https://www.forbes.com/sites/dereksaul/2025/01/27/biggest-market-loss-in-history-nvidia-stock-sheds-nearly-600-billion-as-deepseek-shakes-ai-darling
What is DeepSeek and why is it disrupting the AI sector? > https://www.reuters.com/technology/artificial-intelligence/what-is-deepseek-why-is-it-disrupting-ai-sector-2025-01-27
DeepSeek hit by cyberattack as users flock to Chinese AI startup> https://www.reuters.com/technology/artificial-intelligence/chinese-ai-startup-deepseek-overtakes-chatgpt-apple-app-store-2025-01-27
Alibaba releases AI model it says surpasses DeepSeek > https://www.reuters.com/technology/artificial-intelligence/alibaba-releases-ai-model-it-claims-surpasses-deepseek-v3-2025-01-29
OpenAI says it has evidence China’s DeepSeek used its model to train competitor > https://www.ft.com/content/a0dfedd1-5255-4fa9-8ccc-1fe01de87ea6
#China #IA #ArtificialIntelligence #DeepSeek #LLM #LiangWafeng
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