Comprehensive side-by-side LLM comparison
Grok-4 Heavy supports multimodal inputs. Command R+ is available on 2 providers. Both models have their strengths depending on your specific coding needs.
Cohere
Command R+ was developed by Cohere as an advanced language model designed for enterprise applications requiring retrieval-augmented generation. Built to excel at combining external knowledge with language understanding, it serves businesses needing reliable, factually-grounded AI assistance with strong reasoning and multilingual capabilities.
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.
10 months newer

Command R+
Cohere
2024-08-30

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

Command R+
Bedrock
Cohere


Command R+

Grok-4 Heavy

Command R+

Grok-4 Heavy
Grok-4 Heavy