Z.ai Ships GLM-5.3 Without Retraining the Base Model: Better at Complex Coding and Long-Horizon Tasks
Z.ai simply launched GLM-5.3. GLM-5.3 runs on the identical 743B base mannequin as GLM-5.2. Every reported achieve comes from scaled post-training: extra job environments, extra atmosphere sorts, longer coaching. The outcomes land in two locations. Coding jumps most on the longest-horizon benchmarks, with Terminal-Bench 3.0 shifting from 4.6 to twenty-eight.3. Cybersecurity moved additional than Z.ai…
