ChatGPT
OpenAI's conversational AI for writing, analysis, coding, and creative tasks
DeepSeek
Chinese frontier AI with elite reasoning at a fraction of the usual cost
| ChatGPT | DeepSeek | |
|---|---|---|
| Rating | ★★★★★ | ★★★★☆ |
| Pricing | Freemium | Freemium |
| Pricing Details | Free tier with GPT-4o mini. Plus at $20/mo adds GPT-4o, o1, DALL-E, and advanced features. Team at $25/user/mo. Enterprise pricing custom. | Chat interface is free. API: DeepSeek-V3 at $0.27/1M input tokens. R1 at $0.55/1M input tokens. Significantly cheaper than comparable US models. |
| Category | Chatbots & Assistants | Chatbots & Assistants |
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Pricing Comparison
ChatGPT
DeepSeek
Chat interface is free. API: DeepSeek-V3 at $0.27/1M input tokens. R1 at $0.55/1M input tokens. Significantly cheaper than comparable US models.
About ChatGPT
ChatGPT is OpenAI's flagship conversational AI, built on the GPT-4o and GPT-4 model family. It handles everything from drafting emails and summarizing documents to writing code and analyzing data. The free tier runs on GPT-4o mini, while Plus subscribers get access to GPT-4o, advanced reasoning with o1, image generation with DALL-E, and web browsing. The tool excels at multi-turn conversations where context matters - you can iterate on a piece of writing, debug code step-by-step, or explore a topic in depth across dozens of messages. Custom GPTs let users build specialized assistants for recurring workflows, and the platform integrates with plugins for tasks like booking travel or searching the web. ChatGPT has become the default general-purpose AI assistant for millions of users, from students writing essays to developers prototyping features. Its strength is breadth: it handles most tasks competently, even if specialized tools sometimes outperform it in narrow domains.
About DeepSeek
DeepSeek made headlines in early 2025 when its R1 reasoning model matched frontier AI performance at a fraction of the training cost. The model's release sent shockwaves through the AI industry and demonstrated that the gap between Chinese and US AI labs was narrowing fast. DeepSeek-V3 and R1 are genuinely excellent models for coding, math, and complex reasoning. The API pricing is substantially cheaper than comparable US models, making it attractive for developers building cost-sensitive applications. The open-weight versions can be self-hosted. For users with data privacy concerns about Chinese services, that context matters. For developers evaluating raw capability and cost per token, DeepSeek competes with the best in the world.