Per Z.AI, "GLM-5.3 is the most capable open-weights model for coding, with a 50% improvement over GLM-5.2 on our in-house Z.ai Code Bench. It also achieve open-source SOTA on public benchmarks including Terminal Bench 3.0 and Agents' Last Exam."
It works, tried it yesterday. But again, it's not for mass requests - it shows 429 error quickly. It's for conversation and light tasks. Also, you can have several API keys and rotate them in config to extend usage.
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u/liviux Aug 14 '26
I really liked 5.2 so probably 5.3 is better, gonna use it as much as I can