Family
Upstage
SOLAR family
5 releases · Elo progression and succession lineage (D9)
Elo progression
Dec 2023Upstage SOLAR 10.7BOPEN10.7B278.0Sep 2024Upstage Solar ProOPEN22Bsucceeds Upstage SOLAR 10.7B+389.6667.6Jul 2025Upstage Solar Pro 2 (Chat)CLOSED31Bsucceeds Upstage Solar Pro1053.3Jul 2025Upstage Solar Pro 2 (Reasoning)CLOSED31Bsucceeds Upstage Solar Pro1366.4Sep 2026Solar Mini 4CLOSED35B·3Basucceeds Upstage Solar Pro 2 (Chat)2037.4