BAAI's FlagOS 2.2 expands cross-chip operator libraries to 1,454 operators

The Beijing Academy of Artificial Intelligence (BAAI) detailed FlagOS 2.2, its open software stack for running AI models across chip architectures. Public operators in FlagGems grew from 564 to 1,454, and operator performance across 10 kinds of AI hardware rose about 27%.

• Operator count rose from 564 to 1,454, an increase of 890
• KernelGen generated 765 new operators; 416 passed accuracy checks
• W8A8 quantization cut Qwen3.5-397B-A17B from 751.41GB to 382.45GB
• GLM-5.3-Flash throughput on Ascend 910B rose 2.04x to 17.36k tokens/s