DeepSeek is free; Grok starts at $16/mo. DeepSeek is rated higher at 4.5/5 vs Grok's 4.3/5.

Open-source AI model from China rivaling GPT-4 at a fraction of the cost — shook the AI world in 2025.

AI assistant by xAI (Elon Musk) with real-time access to X/Twitter data and uncensored responses.


Independent analysis based on features, pricing, and user ratings
DeepSeek uniquely offers Open source, Chain-of-thought reasoning, Code generation. Grok uniquely offers Real-time X/Twitter data, Image generation, Code assistance. Both share 1 features including API access.
DeepSeek is free; Grok starts at $16/mo.