# STEM optimization

Qwen3-30B-A3B-Base is the latest generation of large language models in the Qwen series, with many improvements in training data, model architecture, and optimization techniques, providing more powerful language processing capabilities.

Qwen3-8B-Base is the latest generation of Tongyi's large model series, with 8.2 billion parameters and support for 119 languages. It is suitable for a variety of natural language processing tasks.

OpenOrca-Platypus2-13B is a fusion model combining Platypus2-13B with OpenOrcaxOpenChat-Preview2-13B, integrating the advantages of STEM/logic datasets and GPT-4 refined datasets