Upstage
Solar Pro 4
CTX524K
60Quality
Reasoning · Tools
TextInput$0.30/M
TextOutput$1.20/M
Upstage's flagship model, specialized for agentic use
PaidProprietary967/1040
Latest
Upstage
solar-pro3
CTX131K
Reasoning · Tools
TextInput$0.25/M
TextOutput$0.25/M
Flagship model for demanding analysis, coding, and production agent workflows
PaidProprietary737/1040
Upstage
solar-pro2
CTX66K
Reasoning · Tools
TextInput$0.25/M
TextOutput$0.25/M
Flagship model for demanding analysis, coding, and production agent workflows
PaidProprietary573/1040
Upstage
solar-mini
CTX33K
Tools
TextInput$0.15/M
TextOutput$0.15/M
Efficient model for low-latency assistance, extraction, and routine automation
PaidProprietary331/1040
Timeline
2026
Aug 2026
Jan 2026
2025
May 2025
2024
Jun 2024
Dates are release dates from models.dev; for open models found on Hugging Face, the day the repo was published.