Solar Pro 4
solar-pro
Upstage's flagship model, specialized for agentic use
ReasoningTool CallingStructured Output
Context Window
524K
Max Output
131K
Temperature
Yes
Open Weights
No
Knowledge Cutoff
2026-02
Released
2026-08-06
Last Updated
2026-08-06
Modalities
Input:Text
→Output:Text
Available Providers (4)
| Provider | Input /1M | Output /1M | Cache Read /1M | Cache Write /1M | Reasoning | Status |
|---|---|---|---|---|---|---|
 NanoGPT | Rp 537 | Rp 2.146 | Rp 108 | — | — | — |
 Kilo Gateway | Rp 5.365 | Rp 21.457 | Rp 1.073 | — | effort | — |
 OpenRouter | Rp 1.610 | Rp 6.437 | Rp 322 | — | effort | — |
 LLMTR | Rp 537 | Rp 2.146 | — | — | effort | — |