Comprehensive side-by-side LLM comparison
GLM-4.5-Air leads with 29.6% higher average benchmark score. Claude 3 Sonnet supports multimodal inputs. Claude 3 Sonnet is available on 3 providers. Overall, GLM-4.5-Air is the stronger choice for coding tasks.
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.
Zhipu AI
GLM-4.5 Air was created as a lightweight variant of GLM-4.5, designed to provide strong bilingual capabilities with improved efficiency. Built to serve applications requiring practical deployment with reduced resource requirements, it extends GLM-4.5's multilingual strengths to resource-conscious scenarios.
1 year newer

Claude 3 Sonnet
Anthropic
2024-02-29
GLM-4.5-Air
Zhipu AI
2025-07-28
Context window and performance specifications
Average performance across 2 common benchmarks

Claude 3 Sonnet
GLM-4.5-Air
Available providers and their performance metrics

Claude 3 Sonnet
Anthropic
Bedrock

Claude 3 Sonnet
GLM-4.5-Air

Claude 3 Sonnet
GLM-4.5-Air
GLM-4.5-Air