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ReleasesMellum2 Goes Open Source: A Fast Model for AI Workflows

Trained from scratch and designed for practical deployment, Mellum2 is built for routing, Q&A, sub-agents, and private AI use in software engineering systems.

Today, we’re open-sourcing Mellum2, a 12B model engineered to solve the hardest parts of production AI: latency, throughput, and cost. Built from scratch and released under the Apache 2.0 license, Mellum2 offers a high-performance, cost-efficient alternative for your infrastructure.