GLM 5.2 with zero data retention.

• ZDR

  Claude, GPT, Gemini, and other models answer with zero data retention (ZDR). The provider reads the chat to answer it and promises by contract to keep nothing.

In ZDR and Open, Thinkr's proxy can read the chat in transit and writes none of it to disk.

• GLM-5.3Z.ai's open-weight flagship for coding and long, multi-step work.See the model
• GLM 5.3 FlashZ.ai's fast multimodal model for coding and long tasks.See the model
• GLM 5.3 FlashXA high-speed GLM 5.3 Flash, up to 200 tokens a second.See the model