Comprehensive side-by-side LLM comparison
. Both models have their strengths depending on your specific coding needs.
xAI
Grok 4 Heavy was created as a larger, more capable variant of Grok 4, designed to provide maximum reasoning depth and analytical capability. Built for the most demanding applications requiring sophisticated problem-solving, it represents xAI's flagship offering in the fourth generation.
MedGemma 4B was developed as a domain-specialized open-source model focused on medical and healthcare applications. Built with 4 billion parameters and training data relevant to medical contexts, it provides researchers and healthcare developers with a foundation model tailored to biomedical language understanding and generation.
1 month newer

MedGemma 4B IT
2025-05-20

Grok-4 Heavy
xAI
2025-07-09
Grok-4 Heavy
2024-12-31
Available providers and their performance metrics

Grok-4 Heavy

MedGemma 4B IT

Grok-4 Heavy

MedGemma 4B IT