Comprehensive side-by-side LLM comparison
Claude 3.7 Sonnet leads with 35.1% higher average benchmark score. Claude 3.7 Sonnet supports multimodal inputs. Claude 3.7 Sonnet is available on 4 providers. Overall, Claude 3.7 Sonnet is the stronger choice for coding tasks.
Anthropic
Claude 3.7 Sonnet represents Anthropic's first hybrid reasoning model, capable of producing near-instant responses or extended step-by-step thinking that is visible to users. Developed with particularly strong improvements in coding and front-end web development, it allows users to control thinking budgets and balances real-world task performance with reasoning capabilities for enterprise 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.
11 months newer

Grok-1.5
xAI
2024-03-28

Claude 3.7 Sonnet
Anthropic
2025-02-24
Context window and performance specifications
Average performance across 2 common benchmarks

Claude 3.7 Sonnet

Grok-1.5
Available providers and their performance metrics

Claude 3.7 Sonnet
Anthropic
Bedrock
ZeroEval

Claude 3.7 Sonnet

Grok-1.5

Claude 3.7 Sonnet

Grok-1.5

Grok-1.5