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JetBrains open-sources Mellum2 to go where Claude Code can’t

Mellum2 is a 12B-parameter open-source model by JetBrains, designed for infrastructure-layer agentic AI tasks like routing, retrieval, and sub-agent coordination. It supports private on-premises deployment, areas where Claude Code cannot be used.

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Jun 1, 8:47 PM
JetBrains open-sources Mellum2 to go where Claude Code can’t — AIBriefs