Solar Mini 4
Upstage🇰🇷
upstage/solar-mini4Solar Mini 4 is Upstage's compact mixture-of-experts model (35B total, 3B active parameters, 524K-token context), released September 23, 2026 at $0.05/$0.20 per million input/output tokens. It is built for fast, low-cost agentic use with tool calling and structured outputs, with fluent Korean alongside strong English and Japanese, as a cheaper sibling to Solar Pro 4.
Cost rate
0.1x
Context
524K
Released
Sep 23, 2026
Input
Text
Output
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Support
ReasoningTool callingStructured outputs
Best at
The categories where this model ranks highest.
No top-ranked categories found.
Performance
Median latency and throughput measured across recent requests.
Throughput130 tok/s
Latency