# Solar Mini 4 — price & specs

Source: https://modelbank.ai/models/solar-mini4 · updated 2026-11-12 · ModelBank

| Field | Value |
|---|---|
| Vendor | Upstage |
| Input price | $0.05 / 1M tokens |
| Output price | $0.2 / 1M tokens |
| Cached input | $0.005 / 1M tokens |
| Context window | 524,288 tokens |
| Max output | 131,072 tokens |
| Input modalities | text |
| Reasoning / tool use | yes / yes |
| Intelligence / coding index | — / — |
| Released | 2026-09-23 |
| Retirement date | none announced |

## About

Solar Mini 4 is Upstage's compact, cost-efficient language model, a 35B-parameter mixture-of-experts with 3B active parameters and a 524K context window. It is built for agentic use cases where response...

## Price history

- 2026-09-24: $0.05 in / $0.2 out


JSON: https://modelbank.ai/api/v1/models/solar-mini4