JetBrains Launches Mellum 2.1, an Open-Source Coding AI Model
JetBrains has released Mellum 2.1, a 12-billion parameter mixture-of-experts open model designed specifically for coding agents. Utilizing reinforcement learning within real repositories, the Apache 2.0-licensed model drastically increased its SWE-bench Verified score from 2.0 to 47.0. This release marks a significant advancement in open-source AI tools for software engineering and automated development tasks.
Source: MarkTechPost