SMRTR AIFeb 15, 2026Testing Catalog

Z.AI launched GLM-5, new open-source model on chat and APIs

SMRTR summary

Z.ai released GLM-5, an open-source AI model designed for complex software engineering tasks requiring multi-step planning and execution across large codebases rather than simple code generation. The 744B-parameter model achieved top rankings among open models, scoring competitively with leading closed models like Claude Sonnet 4.5 on coding benchmarks.

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