Release announced
Released on Mar 23, 2026
Upstage announced this model on 2026-03-23.
- Hosting route
- First-party API
- Affected scope
- Not stated in the notice
- Announced
- Mar 23, 2026
- First seen by ModelClock
- Oct 4, 2026
What the provider published
console.upstage.ai ↗March 23, 2026
Solar Pro 3 260323 release
Solar Pro 3New Feature
New
solar-pro3-260323version availableImproved Agentic Performance
Read from the provider's text; the quote is the provider's exact lines.