Comprehensive side-by-side LLM comparison
Claude Sonnet 4 offers 131.4K more tokens in context window than GLM-4.5V. GLM-4.5V is $15.20 cheaper per million tokens. Claude Sonnet 4 is available on 4 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude Sonnet 4 was created as the balanced offering in the Claude 4 family, designed to provide strong intelligence with practical speed and cost efficiency. Built to serve as a versatile workhorse for diverse applications, it balances advanced capabilities with operational considerations for everyday enterprise and consumer use.
Zhipu AI
GLM-4.5V was developed as a vision-language variant, designed to understand and reason about both images and text in Chinese and English. Built to extend Zhipu AI's multilingual capabilities into multimodal applications, it enables visual understanding alongside bilingual language processing.
2 months newer

Claude Sonnet 4
Anthropic
2025-05-22
GLM-4.5V
Zhipu AI
2025-08-11
Cost per million tokens (USD)

Claude Sonnet 4
GLM-4.5V
Context window and performance specifications
Available providers and their performance metrics

Claude Sonnet 4
Anthropic
Bedrock
ZeroEval

Claude Sonnet 4
GLM-4.5V

Claude Sonnet 4
GLM-4.5V
GLM-4.5V
Novita
ZeroEval