Upstage: Solar Pro 3
Upstagellm
Published January 27, 2026
About
Solar Pro 3 is Upstage's powerful Mixture-of-Experts (MoE) language model. With 102B total parameters and 12B active parameters per forward pass, it delivers exceptional performance while maintaining computational efficiency. Optimized for Korean with English and Japanese support.
Try Upstage: Solar Pro 3
Test this model in the Sandbase Playground with your own prompts.
Open in Playground