Writer introduces new AI model and upgraded harness to contain token costs
Built as a post-training variation on Z.ai’s open source model GLM-5.2, Writer says the new system should provide deployment-ready capabilities at a much lower price.
Z.ai
Open-weight AI models are catching up to the frontier. The safety gap remains.
A new SaferAI report finds Z.ai’s open-weight GLM-5.2 approaches frontier AI capabilities while lacking key safety mitigations, renewing concerns that powerful open models could outpace governance and safeguards.