Comprehensive side-by-side LLM comparison
Claude 3.7 Sonnet leads with 67.7% higher average benchmark score. Claude 3.7 Sonnet offers 62.0K more tokens in context window than Grok Code Fast 1. Grok Code Fast 1 is $16.30 cheaper per million tokens. 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 is a multimodal language model developed by Anthropic. It achieves strong performance with an average score of 74.1% across 11 benchmarks. It excels particularly in MATH-500 (96.2%), IFEval (93.2%), MMMLU (86.1%). It supports a 328K token context window for handling large documents. The model is available through 4 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents Anthropic's latest advancement in AI technology.
xAI
Grok Code Fast 1 is a language model developed by xAI. It achieves strong performance with an average score of 70.8% across 1 benchmarks. Notable strengths include SWE-Bench Verified (70.8%). It supports a 266K token context window for handling large documents. The model is available through 1 API provider. Released in 2025, it represents xAI's latest advancement in AI technology.
6 months newer
Claude 3.7 Sonnet
Anthropic
2025-02-24
Grok Code Fast 1
xAI
2025-08-28
Cost per million tokens (USD)
Claude 3.7 Sonnet
Grok Code Fast 1
Context window and performance specifications
Average performance across 11 common benchmarks
Claude 3.7 Sonnet
Grok Code Fast 1
Available providers and their performance metrics
Claude 3.7 Sonnet
Anthropic
Bedrock
ZeroEval
Claude 3.7 Sonnet
Grok Code Fast 1
Claude 3.7 Sonnet
Grok Code Fast 1
Grok Code Fast 1
xAI