Upstage releases the open-weight Solar Open 2
Upstage releases Solar Open 2 on July 22, 2026, together with model weights, a technical report and deployment guidance.
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Upstage releases SOLAR 102B
An open-source effort that scales Upstage's model to the hundred-billion-parameter range using Depth Up-Scaling.
Upstage releases SOLAR Pro
Upstage releases a 22-billion-parameter model optimized for document understanding and long-context tasks.
Upstage releases SOLAR 10.7B
Upstage releases a 10.7-billion-parameter model built with depth up-scaling.