Wednesday, April 29, 2026
Today's AI NEWS
7 stories in this edition.
Anthropic publishes 'Constitutional AI 2' methodology paper
CAI-2 introduces 'principle distillation' — letting models internalize a constitution without explicit RLHF rounds. Could change how alignment scales.
Zhipu AI releases GLM-5 with native agent training
GLM-5 is China's first frontier model trained from the ground up for tool-use agents — not retrofitted from a chat model.
Cursor passes 1M paid seats milestone
Cursor is now the fastest-growing developer tool by paid seats — outpacing GitHub Copilot's early growth curve.
Runway Gen-4 video model raises bar for prompt adherence
Gen-4 hits a level where filmmakers can use it for previs and storyboard with reasonable iteration counts.
OpenAI deprecates GPT-3.5 Turbo for new accounts
End of an era — the model that launched ChatGPT can no longer be used by new API customers; existing users have 6 months.
Taiwan's TWCC opens AI compute grants for local startups
Local startups can apply for free GPU hours on TWCC's H100 cluster — first major Taiwan public-sector AI compute push.
Anthropic launches Claude for Education in HK and Singapore
Education tier expands to two more Asia-Pacific markets — early signal of Anthropic targeting Chinese-speaking university audiences.