Both Google AI Studio and DeepSeek offer free plans. Both rated 4.5/5 by users.

Google's free development environment for experimenting with Gemini models and generating API keys for production deployment.

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


Independent analysis based on features, pricing, and user ratings
Google AI Studio uniquely offers Gemini 1.5 Pro/Flash, 2M context window, Multimodal input. DeepSeek uniquely offers Open source, Chain-of-thought reasoning, Code generation. Both share 0 features.
Both Google AI Studio and DeepSeek offer free plans.

Free tier available