The official announcement of GLM-5.1 launch by Zhipu, with coding capabilities significantly ahead of its predecessor, is now open to all users of the GLM Coding Plan.

According to 1M AI News monitoring, Zhipu officially announced that GLM-5.1 is now live, open to all GLM Coding Plan users (Lite/Pro/Max). To switch to using it, users only need to manually change the model name to “glm-5.1” in the configuration file.

In coding ability benchmarks (Coding Evaluation, using Claude Code as the testing framework), GLM-5.1 scored 45.3, significantly ahead of the previous GLM-5 at 35.4. In coding tasks, GLM-5.1 is already very close to Claude Opus 4.6, showing clear improvement.