Comprehensive side-by-side LLM comparison
Claude 3.5 Sonnet leads with 17.8% higher average benchmark score. Claude 3.5 Sonnet supports multimodal inputs. Claude 3.5 Sonnet is available on 3 providers. Overall, Claude 3.5 Sonnet is the stronger choice for coding tasks.
Anthropic
This upgraded version of Claude 3.5 Sonnet was released with significant improvements in coding and agentic tool use. Built to deliver enhanced performance in software engineering tasks, it brought substantial gains in reasoning and problem-solving while introducing the groundbreaking computer use capability in public beta, allowing it to interact with computer interfaces like a human.
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.
6 months newer

Grok-1.5
xAI
2024-03-28

Claude 3.5 Sonnet
Anthropic
2024-10-22
Context window and performance specifications
Average performance across 9 common benchmarks

Claude 3.5 Sonnet

Grok-1.5
Available providers and their performance metrics

Claude 3.5 Sonnet
Anthropic
Bedrock

Claude 3.5 Sonnet

Grok-1.5

Claude 3.5 Sonnet

Grok-1.5

Grok-1.5