solar-open2-250bSolar Open2 250B is Upstage’s open-weights AI model, released Jun 28, 2026.
Scores on standardized evaluations. Higher is better — and rank shows where Solar Open2 250B lands among all models tracked on Model Beat.
No standardized benchmark scores from Epoch AI yet — common for very recent, image, or niche models. Scores appear here once published.
Solar Open2 250B is an AI model, from Upstage, released Jun 28, 2026.
Solar Open2 250B is an AI model developed by Upstage, released Jun 28, 2026.
Solar Open2 250B is released with open weights (Open weights (unrestricted)), so the model can be downloaded and self-hosted.
Benchmark data from Epoch AI (CC BY) and Artificial Analysis; pricing, specs & descriptions from OpenRouter. Data updated Jul 30, 2026.