The Complete DeepSeek Guide — How to Use a High-Value AI Model
DeepSeek was built for roughly "DeepSeek-V3, created with a training cost of USD 5.576 million" (Source: DeepSeek Technical Report / arXiv)—less than one-tenth
DeepSeek was built for roughly "DeepSeek-V3, created with a training cost of USD 5.576 million" (Source: DeepSeek Technical Report / arXiv) —less than one-tenth of what comparable flagship models cost—yet it approaches top-tier commercial models across many benchmarks. This means ordinary users can now access, at almost no cost, the reasoning capabilities that used to be available only to large enterprises willing to pay. For individuals and small teams on a limited budget who also need Chinese-language and coding collaboration, DeepSeek is currently one of the best value-for-money options available. What Is DeepSeek DeepSeek is a series of open-source large language models developed by DeepSeek, a company based in Hangzhou, China. It belongs to the same category of generative AI as ChatGPT and Claude—able to converse, write code, translate, summarize, and reason. The difference is that DeepSeek releases most of its model weights under open-source licenses, so anyone can download, deploy, and use them commercially. The two most closely watched product lines are DeepSeek-V3 (a general-purpose conversational model) and DeepSeek-R1 (a reasoning model). R1 is designed specifically to handle math, programming, and scientific problems that require multi-step logic; it first produces a "chain of thought" and then gives an answer, an approach similar in philosophy to OpenAI's o1 series. After its release, R1 became one of the most downloaded and discussed open-source models on Hugging Face (Source: Hugging Face model page) . Why DeepSeek Sparked Global Attention DeepSeek's core breakthrough is "achieving near-top-tier results with far less money." After R1 was released in January 2025, its performance approached that of paid flagship models while costing very little, briefly topping the free chart on the U.S. App Store and being described by mainstream media as a direct challenge to the high-priced AI business model. "DeepSeek-R1 achieves comparable reasoning performance at
FAQ
What Is DeepSeek
DeepSeek is a series of open-source large language models developed by DeepSeek, a company based in Hangzhou, China. It belongs to the same category of generative AI as ChatGPT and Claude—able to converse, write code, translate, summarize, and reason. The difference is that DeepSeek releases most of its model weights under open-source licenses, so anyone can download, deploy, and use them commercially. The two most closely watched product lines are DeepSeek-V3 (a general-purpose conversational m
Why DeepSeek Sparked Global Attention
DeepSeek's core breakthrough is "achieving near-top-tier results with far less money." After R1 was released in January 2025, its performance approached that of paid flagship models while costing very little, briefly topping the free chart on the U.S. App Store and being described by mainstream media as a direct challenge to the high-priced AI business model. "DeepSeek-R1 achieves comparable reasoning performance at a cost far below its Western rivals" (Source: Nature journal report, January 202
How to Get Started with DeepSeek
The fastest entry path is to first get a feel for it using the free web version. The steps are as follows: Go to the official DeepSeek website or download the official app, and register an account with your email or phone number. When entering a request in the chat box, clearly spell out the three elements of "role, task, and format." For example: "You are a senior engineer; help me write a Python function that reads a CSV and removes duplicate rows, with comments." The more specific the instruc
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