Comprehensive side-by-side LLM comparison
Grok-4 Heavy supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
Mistral AI
Devstral Medium was created as a development-focused model, designed to assist with software engineering workflows and developer-centric tasks. Built to provide balanced capability for coding, debugging, and technical documentation, it serves as a versatile tool for professional development environments.
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.
1 days newer

Grok-4 Heavy
xAI
2025-07-09

Devstral Medium
Mistral AI
2025-07-10
Context window and performance specifications
Grok-4 Heavy
2024-12-31
Available providers and their performance metrics

Devstral Medium
Mistral AI

Grok-4 Heavy

Devstral Medium

Grok-4 Heavy

Devstral Medium

Grok-4 Heavy