China’s Z.ai unveils GLM-5.3, claims chart-leading scores

Zhipu’s new AI model takes aim at OpenAI, Anthropic in China’s race to close the gap

Zhipu released GLM-5.3 (700B parameters) with open weights, benchmarking near Claude 3.5 at lower cost than US models. Chinese AI rivals narrowing the frontier gap reshape enterprise vendor strategy and reduce lock-in to US providers.