DeepSeek: The Free AI That's as Good as ChatGPT
DeepSeek V3 and R1 offer frontier-level AI capabilities completely free. Here's what it can do, where it excels, and where it falls short.
Favais Editorial
Favais Editorial · 186 words
DeepSeek arrived like a bombshell in late 2025 and has only grown stronger in 2026. The core proposition is extraordinary: a frontier-level AI model, matching GPT-4o on most benchmarks, available completely free with no rate limits on the web app. DeepSeek V3 excels at coding, mathematics, and logical reasoning. Its performance on programming tasks is competitive with Claude and GPT-4o, and for many users it's become the default choice for debugging and code generation. DeepSeek R1, the 'reasoning' model, is particularly impressive. It works through complex problems step by step, making its thought process visible and catching errors along the way. For math, science, and multi-step logic problems, R1 approaches the level of OpenAI's o1 model. The limitations are notable: DeepSeek's training data has a Chinese-government-aligned content filter that occasionally refuses topics related to Chinese politics and history. Its knowledge of recent Western events can be patchier than ChatGPT. But for the vast majority of use cases — coding, writing, analysis, research — DeepSeek is genuinely excellent and the price is unbeatable. The API is also the cheapest in the industry at $0.14 per million tokens.