Alibaba rolls out new AI coding model Qwen3-Coder, says it’s their most powerful

Alibaba has launched Qwen3-Coder, an open-source AI model designed to assist with software development, starting with the release of its most advanced variant, which is optimized for complex coding and autonomous programming tasks.

The flagship version, Qwen3-Coder-480B-A35B-Instruct, uses a 480-billion-parameter Mixture-of-Experts architecture with 35 billion active parameters. It supports a native context window of 256,000 tokens, extendable to one million with extrapolation methods.