TechThe New Stack2h ago
Z.ai releases GLM-5.3's weights under a new license requiring companies
Z.ai releases GLM-5.3's weights under a new license requiring companies with $10B+ in revenue over 12 months to pass Z.ai's security review to host the model
TL;DRZ.ai released GLM-5.3 weights with a new license restricting large companies without security approval.
Why it matters: Sets precedent for conditional open-source licensing; affects how enterprises can deploy frontier models.
Z.ai put the GLM-5.3 weights on Hugging Face, but dropped the MIT license. Providers above $10 billion in revenue now need a security review.
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