Comprehensive side-by-side LLM comparison
Both models show comparable benchmark performance. Claude 3 Sonnet supports multimodal inputs. Claude 3 Sonnet is available on 3 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude 3 Sonnet was introduced as the balanced middle tier of the Claude 3 family, offering a combination of strong capabilities and operational speed. Designed to provide an optimal tradeoff between intelligence and performance for everyday tasks, it served as a versatile solution for a wide range of enterprise and consumer applications.
xAI
Grok 1.5 was developed by xAI as an advanced language model, designed to provide helpful and accurate information with a focus on reasoning and factual knowledge. Built to serve as a conversational AI with strong analytical capabilities, it represents xAI's early generation of foundation models.
28 days newer

Claude 3 Sonnet
Anthropic
2024-02-29

Grok-1.5
xAI
2024-03-28
Context window and performance specifications
Average performance across 6 common benchmarks

Claude 3 Sonnet

Grok-1.5
Available providers and their performance metrics

Claude 3 Sonnet
Anthropic
Bedrock

Claude 3 Sonnet

Grok-1.5

Claude 3 Sonnet

Grok-1.5

Grok-1.5