Comprehensive side-by-side LLM comparison
Claude 3.7 Sonnet offers 131.9K more tokens in context window than GLM-4.5 Air. GLM-4.5 Air is $17.90 cheaper per million tokens. Claude 3.7 Sonnet supports multimodal inputs. Claude 3.7 Sonnet is available on 3 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude Sonnet 3.7, released by Anthropic in February 2025, is a large language model from the Claude 3 family featuring hybrid reasoning with configurable extended thinking. It supports a 200K token context window, 64K maximum output tokens (128K in beta), and native image understanding. Sonnet 3.7 targets complex coding, mathematics, and scientific reasoning tasks where extended chain-of-thought processing provides meaningful improvements in output quality.
Zhipu AI
GLM-4.5 Air is a lightweight variant from Zhipu AI's GLM-4 model family, designed for efficient deployments requiring lower inference cost while maintaining strong language understanding and generation capabilities. It targets cost-sensitive production workloads, API integrations, and applications where the full GLM-4.x series capacity exceeds requirements.
5 months newer

Claude 3.7 Sonnet
Anthropic
2025-02-24
GLM-4.5 Air
Zhipu AI
2025-07-28
Cost per million tokens (USD)
Claude 3.7 Sonnet
GLM-4.5 Air
Context window and performance specifications
Claude 3.7 Sonnet
2024-10
Available providers and their performance metrics
Claude 3.7 Sonnet
Anthropic
AWS Bedrock
Google Cloud Vertex AI
GLM-4.5 Air
Claude 3.7 Sonnet
GLM-4.5 Air
Claude 3.7 Sonnet
GLM-4.5 Air
Zhipu AI