AI New Chinese open models challenge closed Western top tier DeepSeek V4 and Qwen3.6-27B, both out last week, put pressure on Western models – especially for pricing. Phillip de Wet Apr 27, 2026 - 4 min read Photo by Todd Cravens on Unsplash Get the full story: Subscribe for free Join peers managing over $100 billion in annual IT spend and subscribe to unlock full access to The Stack’s analysis and events. Subscribe now Already a member? Sign in